Space Time
Replay the Apollo missions
Follow Apollo 11 from launch to lunar orbit and descent. The replay uses its historical trajectory, and you can visit the landing site afterward. It runs free in your browser.
🚀 Replay Apollo Free · Historically accurate · No account
The whole flight, Earth to Moon
The replay covers launch, trans-lunar injection, lunar orbit, and descent. Speed up the quiet parts, slow down near the Moon, or pause to look around.
Ride along with live spacecraft
You can also follow active spacecraft including the ISS, Hubble, JWST, and Parker Solar Probe. Ride along and watch the speed and distance readouts change.
FAQ
Can I replay Apollo 11 in 3D?
Yes: launch, trans-lunar injection, lunar orbit and descent, all from accurate trajectory data.
Are the trajectories accurate?
They're built from historical data and rendered against the real Earth and Moon positions.
Can I stand on the Moon?
Yes. The Sky view drops you onto the Moon with the real sky and Earth overhead.
Is it free?
Yes. In your browser, no account, no download.
Use the mission as a learning activity
One mission, two spacecraft, three people is a printable activity with teacher notes and NASA sources. Follow the crew through descent, lunar orbit and rendezvous, then explain how the spacecraft reunited. Browse all astronomy activities.