Subjects
Space & Astronomy

Pilot spacecraft. Read the sky. Understand gravity.

Explore motion on planetary scales through missions and visual models where light, gravity, seasons, and orbital motion become observable.

Grades 7–1212 interactive labs4 core concept groups
GravityOrbitsLight & shadowPlanetary motion
Learning objectives
  • Relate force, mass, and acceleration
  • Explain orbital and seasonal patterns
  • Use visual evidence and telemetry to test predictions
Inquiry question

Use this question to guide observations across the subject.

How do position, velocity, gravity, and light change what we observe in space?
Build first · SEO priority

High-opportunity learning experiences

These labs are surfaced first because their topic is especially well suited to an interactive explanation and focused search intent.

3D simulationVery High

Moon Phases 3D Simulator

Explain why the Moon appears to change phase as its orbital position changes.

Search topicmoon phases simulator 3D
Open simulation
Interactive simulationVery High

Escape Velocity Simulator

Compare circular-orbit and escape speeds for different planets and altitudes.

Search topicescape velocity simulator
Open simulation
3D simulationVery High

Earth Seasons & Tilt Simulator

Explain why Earth’s axial tilt changes sunlight angle and day length across seasons.

Search topicEarth tilt seasons simulator
Open simulation
Complete lab collection

12 ways to practice the subject.

Use the guided foundational labs first, then move into focused simulations, games, and 3D explorers.

Lab 01 · Flight lab

Moon Landing

Learning outcomeBalance thrust and gravity to achieve a controlled lunar landing.

Gravity · thrust · mass · velocity

Intermediate8–15 min
Start lab
Lab 02 · Mission simulator

Orbital Rescue

Learning outcomePlan burns and interpret orbital telemetry to rendezvous safely.

Orbits · delta-v · energy · rendezvous

Advanced10–20 min
Start lab
Lab 03 · 3D simulation

Moon Phases 3D Simulator

Priority
Learning outcomeExplain why the Moon appears to change phase as its orbital position changes.

Moon phases · sunlight · orbit position · viewing angle

SEO topicmoon phases simulator 3D
Beginner5–10 minVery High
Start lab
Lab 04 · 3D simulation

Solar Eclipse 3D Simulator

Learning outcomePredict when a Moon–Earth–Sun alignment can produce a solar eclipse.

Eclipses · umbra · penumbra · alignment

SEO topicsolar eclipse simulator
Beginner5–10 minVery High
Start lab
Lab 05 · Interactive simulation

Escape Velocity Simulator

Priority
Learning outcomeCompare circular-orbit and escape speeds for different planets and altitudes.

Gravity · orbital energy · launch speed · escape velocity

SEO topicescape velocity simulator
Intermediate6–12 minVery High
Start lab
Lab 06 · Game + simulation

Gravity Slingshot Challenge

Learning outcomeUse a planetary flyby to redirect a spacecraft and change its heliocentric speed.

Gravity assist · velocity · trajectory · momentum exchange

SEO topicgravity slingshot game
Advanced8–15 minHigh
Start lab
Lab 07 · 3D simulation

Kepler's Laws Orbit Simulator

Learning outcomeConnect orbit shape and orbital speed with Kepler’s three laws.

Ellipses · orbital period · swept area · semi-major axis

SEO topicKepler's laws simulator
Intermediate7–12 minVery High
Start lab
Lab 08 · 3D simulation

Earth Seasons & Tilt Simulator

Priority
Learning outcomeExplain why Earth’s axial tilt changes sunlight angle and day length across seasons.

Axial tilt · seasons · sunlight angle · orbit

SEO topicEarth tilt seasons simulator
Beginner6–10 minVery High
Start lab
Lab 09 · Game + 3D

Satellite Orbit Builder

Learning outcomeBuild a stable satellite orbit by balancing altitude, direction, and velocity.

Altitude · orbital velocity · inclination · period

SEO topicsatellite orbit simulator
Intermediate8–15 minHigh
Start lab
Lab 10 · 3D explorer

Planet Size Comparison 3D

Learning outcomeCompare planetary radii and volumes using a common visual scale.

Planet radius · scale · volume · relative size

SEO topicplanet size comparison 3D
Beginner4–8 minHigh
Start lab
Lab 11 · 3D simulation

Black Hole Orbit Simulator

Learning outcomeExplore how stronger gravity changes the speed and shape of nearby orbits.

Gravity · orbital speed · event horizon · accretion

SEO topicblack hole orbit simulator
Advanced8–15 minHigh
Start lab
Lab 12 · Physics game + 3D

Mars Landing Challenge

Learning outcomeManage atmospheric braking and powered descent to land safely on Mars.

Mars gravity · drag · thrust · descent

SEO topicMars landing simulator game
Advanced10–18 minMedium–High
Start lab
Study strategy

Before you launch a lab

1. PredictWrite down what you think will happen.
2. Change one thingStart with one variable so the cause is easier to see.
3. Use evidenceRefer to a value, graph, or visible change in your explanation.