diff --git a/app/__init__.py b/app/__init__.py
index 70b4cabfe..6bb0a32f0 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -1,7 +1,21 @@
 from flask import Flask
+from .db import db, migrate
+from .models import planet
+from .routes.planet_routes import planets_bp
+import os
 
-
-def create_app(test_config=None):
+def create_app(config=None):
     app = Flask(__name__)
 
+    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
+    app.config['SQLALCHEMY_DATABASE_URI'] = os.environ.get('SQLALCHEMY_DATABASE_URI')
+
+    if config:
+        app.config.update(config)
+
+    db.init_app(app)
+    migrate.init_app(app, db)
+
+    app.register_blueprint(planets_bp)
+
     return app
diff --git a/app/db.py b/app/db.py
new file mode 100644
index 000000000..3ada8d10c
--- /dev/null
+++ b/app/db.py
@@ -0,0 +1,6 @@
+from flask_sqlalchemy import SQLAlchemy
+from flask_migrate import Migrate
+from .models.base import Base
+
+db = SQLAlchemy(model_class=Base)
+migrate = Migrate()
\ No newline at end of file
diff --git a/app/models/__init__.py b/app/models/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/app/models/base.py b/app/models/base.py
new file mode 100644
index 000000000..227841686
--- /dev/null
+++ b/app/models/base.py
@@ -0,0 +1,4 @@
+from sqlalchemy.orm import DeclarativeBase
+
+class Base(DeclarativeBase):
+    pass
\ No newline at end of file
diff --git a/app/models/planet.py b/app/models/planet.py
new file mode 100644
index 000000000..dd7cf4bf1
--- /dev/null
+++ b/app/models/planet.py
@@ -0,0 +1,30 @@
+from sqlalchemy.orm import Mapped, mapped_column
+from ..db import db
+
+class Planet(db.Model):
+    id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
+    name: Mapped[str]
+    surface_area: Mapped[int]
+    moons: Mapped[int]
+    distance_from_sun: Mapped[int]
+    namesake: Mapped[str]
+
+    def to_dict(self):
+        return dict(
+            id=self.id,
+            name=self.name,
+            surface_area=self.surface_area,
+            moons=self.moons,
+            distance_from_sun=self.distance_from_sun,
+            namesake=self.namesake
+        )
+
+    @classmethod
+    def from_dict(cls, planet_data):
+        return cls(
+            name=planet_data["name"],
+            surface_area=planet_data["surface_area"],
+            moons=planet_data["moons"],
+            distance_from_sun=planet_data["distance_from_sun"],
+            namesake=planet_data["namesake"]
+        )
diff --git a/app/routes.py b/app/routes.py
deleted file mode 100644
index 8e9dfe684..000000000
--- a/app/routes.py
+++ /dev/null
@@ -1,2 +0,0 @@
-from flask import Blueprint
-
diff --git a/app/routes/__init__.py b/app/routes/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/app/routes/planet_routes.py b/app/routes/planet_routes.py
new file mode 100644
index 000000000..ecc8b38e9
--- /dev/null
+++ b/app/routes/planet_routes.py
@@ -0,0 +1,80 @@
+from flask import Blueprint, abort, make_response, request, Response
+from ..models.planet import Planet
+from ..db import db
+from sqlalchemy import asc, desc
+from .routes_utilities import validate_model
+
+planets_bp = Blueprint("planets_bp", __name__, url_prefix="/planets")
+
+@planets_bp.post("")
+def create_planet():
+    request_body = request.get_json()
+    
+    try:
+        new_planet = Planet.from_dict(request_body)
+    except KeyError as e:
+        response = {
+            "message": f"Invalid request: missing {e.args[0]}"
+        }
+        abort(make_response(response, 400))
+    db.session.add(new_planet)
+    db.session.commit()
+
+    response = new_planet.to_dict()
+    return response, 201
+
+@planets_bp.get("")
+def get_all_planets():
+    sort_param = request.args.get("sort")
+    order_param = request.args.get("order", "asc") # Default to ascending if not specified
+
+    query = db.select(Planet)
+
+    if sort_param:
+        sort_column = getattr(Planet, sort_param, None)
+        if sort_column:
+            query = query.order_by(asc(sort_column) if order_param == "asc" else desc(sort_column))
+
+    namesake_param = request.args.get("namesake")
+    if namesake_param:
+        query = query.where(Planet.namesake.ilike(f"%{namesake_param}%"))
+
+    distance_from_sun_param = request.args.get("distance_from_sun")
+    if distance_from_sun_param:
+        query = query.where(Planet.distance_from_sun <= distance_from_sun_param)
+    query = query.order_by(Planet.id)
+
+    planets = db.session.scalars(query)
+
+    planets_response = [planet.to_dict() for planet in planets]
+    return planets_response
+    
+@planets_bp.get("/<planet_id>")
+def get_one_planet(planet_id):
+    planet = validate_model(Planet, planet_id)
+    planet_response = planet.to_dict()
+    return planet_response
+
+@planets_bp.put("/<planet_id>")
+def update_one_planet(planet_id):
+    planet = validate_model(Planet, planet_id)
+    response_body = request.get_json()
+
+    planet.name = response_body["name"]
+    planet.surface_area = response_body["surface_area"]
+    planet.moons = response_body["moons"]
+    planet.distance_from_sun = response_body["distance_from_sun"]
+    planet.namesake = response_body["namesake"]
+
+    db.session.commit()
+
+    return Response(status=204, mimetype="application/json")
+
+@planets_bp.delete("/<planet_id>")
+def delete_one_planet(planet_id):
+    planet = validate_model(Planet, planet_id)
+
+    db.session.delete(planet)
+    db.session.commit()
+
+    return Response(status=204, mimetype="application/json")
diff --git a/app/routes/routes_utilities.py b/app/routes/routes_utilities.py
new file mode 100644
index 000000000..e38e126a8
--- /dev/null
+++ b/app/routes/routes_utilities.py
@@ -0,0 +1,16 @@
+from flask import abort, make_response
+from ..db import db
+
+def validate_model(cls, model_id):
+    try:
+        model_id = int(model_id)
+    except ValueError:
+        abort(make_response({"message": f"{cls.__name__} with {model_id} is invalid"}, 400))
+
+    query = db.select(cls).where(cls.id == model_id)
+    model = db.session.scalar(query)
+    
+    if not model:
+        abort(make_response({"message": f"{cls.__name__} with {model_id} is not found"}, 404))
+    
+    return model
\ No newline at end of file
diff --git a/coworking_agreement.md b/coworking_agreement.md
index 463598c27..de9e4eb49 100644
--- a/coworking_agreement.md
+++ b/coworking_agreement.md
@@ -21,5 +21,5 @@ Talk through each section with your partner. Add notes on what you discussed and
 *Other co-working agreements that were not captured in the above sections.*
 
 ## Signatures
-______________ _______________
-Date: _________
+Kristina Nguyen   _______________
+Date: 10/21/2024
diff --git a/migrations/README b/migrations/README
new file mode 100644
index 000000000..0e0484415
--- /dev/null
+++ b/migrations/README
@@ -0,0 +1 @@
+Single-database configuration for Flask.
diff --git a/migrations/alembic.ini b/migrations/alembic.ini
new file mode 100644
index 000000000..ec9d45c26
--- /dev/null
+++ b/migrations/alembic.ini
@@ -0,0 +1,50 @@
+# A generic, single database configuration.
+
+[alembic]
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic,flask_migrate
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[logger_flask_migrate]
+level = INFO
+handlers =
+qualname = flask_migrate
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S
diff --git a/migrations/env.py b/migrations/env.py
new file mode 100644
index 000000000..4c9709271
--- /dev/null
+++ b/migrations/env.py
@@ -0,0 +1,113 @@
+import logging
+from logging.config import fileConfig
+
+from flask import current_app
+
+from alembic import context
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+logger = logging.getLogger('alembic.env')
+
+
+def get_engine():
+    try:
+        # this works with Flask-SQLAlchemy<3 and Alchemical
+        return current_app.extensions['migrate'].db.get_engine()
+    except (TypeError, AttributeError):
+        # this works with Flask-SQLAlchemy>=3
+        return current_app.extensions['migrate'].db.engine
+
+
+def get_engine_url():
+    try:
+        return get_engine().url.render_as_string(hide_password=False).replace(
+            '%', '%%')
+    except AttributeError:
+        return str(get_engine().url).replace('%', '%%')
+
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+config.set_main_option('sqlalchemy.url', get_engine_url())
+target_db = current_app.extensions['migrate'].db
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+
+def get_metadata():
+    if hasattr(target_db, 'metadatas'):
+        return target_db.metadatas[None]
+    return target_db.metadata
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url, target_metadata=get_metadata(), literal_binds=True
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+
+    # this callback is used to prevent an auto-migration from being generated
+    # when there are no changes to the schema
+    # reference: http://alembic.zzzcomputing.com/en/latest/cookbook.html
+    def process_revision_directives(context, revision, directives):
+        if getattr(config.cmd_opts, 'autogenerate', False):
+            script = directives[0]
+            if script.upgrade_ops.is_empty():
+                directives[:] = []
+                logger.info('No changes in schema detected.')
+
+    conf_args = current_app.extensions['migrate'].configure_args
+    if conf_args.get("process_revision_directives") is None:
+        conf_args["process_revision_directives"] = process_revision_directives
+
+    connectable = get_engine()
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection,
+            target_metadata=get_metadata(),
+            **conf_args
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()
diff --git a/migrations/script.py.mako b/migrations/script.py.mako
new file mode 100644
index 000000000..2c0156303
--- /dev/null
+++ b/migrations/script.py.mako
@@ -0,0 +1,24 @@
+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+branch_labels = ${repr(branch_labels)}
+depends_on = ${repr(depends_on)}
+
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}
diff --git a/migrations/versions/0feb668fd495_fixed_planet_model.py b/migrations/versions/0feb668fd495_fixed_planet_model.py
new file mode 100644
index 000000000..f99278e82
--- /dev/null
+++ b/migrations/versions/0feb668fd495_fixed_planet_model.py
@@ -0,0 +1,40 @@
+"""fixed Planet model
+
+Revision ID: 0feb668fd495
+Revises: cb8050f41f95
+Create Date: 2024-10-25 12:07:03.022027
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '0feb668fd495'
+down_revision = 'cb8050f41f95'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('planet', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('name', sa.String(), nullable=False))
+        batch_op.add_column(sa.Column('surface_area', sa.Integer(), nullable=False))
+        batch_op.add_column(sa.Column('moons', sa.Integer(), nullable=False))
+        batch_op.add_column(sa.Column('distance_from_sun', sa.Integer(), nullable=False))
+        batch_op.add_column(sa.Column('namesake', sa.String(), nullable=False))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('planet', schema=None) as batch_op:
+        batch_op.drop_column('namesake')
+        batch_op.drop_column('distance_from_sun')
+        batch_op.drop_column('moons')
+        batch_op.drop_column('surface_area')
+        batch_op.drop_column('name')
+
+    # ### end Alembic commands ###
diff --git a/migrations/versions/cb8050f41f95_adds_planet_model.py b/migrations/versions/cb8050f41f95_adds_planet_model.py
new file mode 100644
index 000000000..c7a7e4465
--- /dev/null
+++ b/migrations/versions/cb8050f41f95_adds_planet_model.py
@@ -0,0 +1,31 @@
+"""adds Planet model
+
+Revision ID: cb8050f41f95
+Revises: 
+Create Date: 2024-10-25 12:03:43.298847
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'cb8050f41f95'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('planet',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.PrimaryKeyConstraint('id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('planet')
+    # ### end Alembic commands ###
diff --git a/project-directions/wave_01.md b/project-directions/wave_01.md
index a07cc6548..8fbb71a03 100644
--- a/project-directions/wave_01.md
+++ b/project-directions/wave_01.md
@@ -14,3 +14,4 @@ Create the following endpoint(s), with similar functionality presented in the He
 As a client, I want to send a request...
 
 1. ...to get all existing `planets`, so that I can see a list of `planets`, with their `id`, `name`, `description`, and other data of the `planet`.
+
diff --git a/requirements.txt b/requirements.txt
index 24c7e56f8..42c0de760 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,27 +1,31 @@
 alembic==1.13.1
-autopep8==1.5.5
-blinker==1.7
-certifi==2020.12.5
-chardet==4.0.0
+blinker==1.7.0
+certifi==2024.8.30
+charset-normalizer==3.3.2
 click==8.1.7
+exceptiongroup==1.2.2
 Flask==3.0.2
 Flask-Migrate==4.0.5
 Flask-SQLAlchemy==3.1.1
-idna==2.10
+greenlet==3.0.3
+gunicorn==21.2.0
+idna==3.10
+importlib_metadata==8.5.0
+iniconfig==2.0.0
 itsdangerous==2.1.2
 Jinja2==3.1.3
-Mako==1.1.4
+Mako==1.3.2
 MarkupSafe==2.1.5
+packaging==23.2
+pluggy==1.4.0
 psycopg2-binary==2.9.9
-pycodestyle==2.6.0
 pytest==8.0.0
-pytest-cov==2.12.1
-python-dateutil==2.8.1
 python-dotenv==1.0.1
-python-editor==1.0.4
-requests==2.25.1
-six==1.15.0
+requests==2.32.3
+slack_sdk==3.33.3
 SQLAlchemy==2.0.25
-toml==0.10.2
-urllib3==1.26.4
-Werkzeug==3.0.1
\ No newline at end of file
+tomli==2.0.2
+typing_extensions==4.9.0
+urllib3==2.2.3
+Werkzeug==3.0.1
+zipp==3.20.2
diff --git a/seed.py b/seed.py
new file mode 100644
index 000000000..cc8025a57
--- /dev/null
+++ b/seed.py
@@ -0,0 +1,14 @@
+from app import create_app, db
+from app.models.planet import Planet
+
+my_app = create_app()
+with my_app.app_context():
+    db.session.add(Planet(name='Mercury',surface_area=28880,moons=0,distance_from_sun=35980,namesake='Roman god of travelers, aka Hermes.')),
+    db.session.add(Planet(name='Venus',surface_area=177700,moons=0,distance_from_sun=67240,namesake='Roman goddess of love, aka Aphrodite.')),
+    db.session.add(Planet(name='Earth',surface_area=196900,moons=1,distance_from_sun=92960,namesake='A variation on the word "ground" in several languages.')),
+    db.session.add(Planet(name='Mars',surface_area=55910,moons=2,distance_from_sun=141600,namesake='Roman god of war, aka Ares.')),
+    db.session.add(Planet(name='Jupiter',surface_area=23710000,moons=79,distance_from_sun=483300,namesake='King of the Roman gods, aka Zeus.')),
+    db.session.add(Planet(name='Saturn',surface_area=16490000,moons=62,distance_from_sun=890700,namesake='Jupiter''s father and titan, aka Chronos.')),
+    db.session.add(Planet(name='Uranus',surface_area=3121000,moons=27,distance_from_sun=1787000,namesake='Greek personification of the sky or heavens, aka Caelus.')),
+    db.session.add(Planet(name='Neptune',surface_area=2941000,moons=14,distance_from_sun=2798000,namesake='Roman god of the sea, aka Poseidon.'))
+    db.session.commit()
\ No newline at end of file
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/tests/conftest.py b/tests/conftest.py
new file mode 100644
index 000000000..132fd365a
--- /dev/null
+++ b/tests/conftest.py
@@ -0,0 +1,41 @@
+import pytest
+from app import create_app
+from app.db import db
+from flask.signals import request_finished
+from dotenv import load_dotenv
+import os
+from app.models.planet import Planet
+
+load_dotenv()
+
+@pytest.fixture
+def app():
+    test_config = {
+        "TESTING": True,
+        "SQLALCHEMY_DATABASE_URI": os.environ.get('SQLALCHEMY_TEST_DATABASE_URI')
+    }
+    app = create_app(test_config)
+
+    @request_finished.connect_via(app)
+    def expire_session(sender, response, **extra):
+        db.session.remove()
+
+    with app.app_context():
+        db.create_all()
+        yield app
+
+    with app.app_context():
+        db.drop_all()
+
+@pytest.fixture
+def client(app):
+    return app.test_client()
+
+@pytest.fixture
+def two_saved_planets():
+    # Arrange
+    planet_1 = Planet(name='Mercury',surface_area=28880,moons=0,distance_from_sun=35980,namesake='Roman god of travelers, aka Hermes.')
+    planet_2 = Planet(name='Venus',surface_area=177700,moons=0,distance_from_sun=67240,namesake='Roman goddess of love, aka Aphrodite.')
+
+    db.session.add_all([planet_1, planet_2])
+    db.session.commit()
diff --git a/tests/test_planet_routes.py b/tests/test_planet_routes.py
new file mode 100644
index 000000000..9cf007ad5
--- /dev/null
+++ b/tests/test_planet_routes.py
@@ -0,0 +1,69 @@
+def test_get_all_planets_with_no_records(client):
+    # Act
+    response = client.get("/planets")
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 200
+    assert response_body == []
+
+def test_get_one_planet(client, two_saved_planets):
+    # Act 
+    response = client.get("/planets/1")
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 200
+    assert response_body == {
+        "id": 1,
+        "name": "Mercury",
+        "moons": 0,
+        "surface_area": 28880, 
+        "distance_from_sun": 35980,
+        "namesake": "Roman god of travelers, aka Hermes."
+    }
+
+def test_create_one_planet(client):
+    # Act
+    response = client.post("/planets", json={
+        "name": "Mercury",
+        "moons": 0,
+        "surface_area": 28880, 
+        "distance_from_sun": 35980,
+        "namesake": "Roman god of travelers, aka Hermes."
+    })
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 201
+    assert response_body == {
+        "id": 1,
+        "name": "Mercury",
+        "moons": 0,
+        "surface_area": 28880, 
+        "distance_from_sun": 35980,
+        "namesake": "Roman god of travelers, aka Hermes."
+    }
+
+def test_create_one_planet_with_two_planets_in_database(client, two_saved_planets):
+    # Act
+    response = client.post("/planets", json={
+        "name": "Earth",
+        "moons": 1,
+        "surface_area": 196900, 
+        "distance_from_sun": 92960,
+        "namesake": "A variation on the word \"ground\" in several languages."
+    })
+    
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 201
+    assert response_body == {
+        "id": 3,
+        "name": "Earth",
+        "moons": 1,
+        "surface_area": 196900, 
+        "distance_from_sun": 92960,
+        "namesake": "A variation on the word \"ground\" in several languages."
+    }
\ No newline at end of file