Explore the universe with 3D models of and . Navigate through space to view celestial objects. Access detailed information about galaxies, , and planetary systems. Zoom in on celestial bodies and learn about their characteristics.
Build airplanes by snapping parts together, designing wing sections, and attaching engines. Strap into the cockpit to test flight with realistic physics. Download over 250,000 pre-built airplanes for free.
Calculate physical quantities using formulas for force, work, power, energy, acceleration, and motion. Input values to solve for unknowns. Track units and view step-by-step solutions. Sync results with other devices.
Record videos of yourself or others and tap points to trace motion paths. Analyze forces, energy, and motion in real-time. Educators can create interactive lessons using the ’s tools and share resources with a community of teachers.
Play a -based puzzle game where you position objects to guide a to the goal. Adjust forces and friction in real-time. Complete 5 levels in the lite version.
Simulate collisions with realistic physics. Visualize gravitational interactions between stars and centers. Use OpenGL point sprites for detailed rendering. Explore dynamic movements and interactions.
Navigate through a minimalist interstellar universe using gravity and wormholes to guide your probe between planets. Avoid obstacles and stars while exploring .
Build trains using customizable parts like engines, wheels, and smokestacks. Add features such as brakes and headlights. Save and share completed designs. Adjust details and preview the final model.