Two meteor trails against a starry background in the night sky.
What Is a Meteor Shower?
Shooting stars produced when Earth travels through debris from a comet or asteroid.
The Sky Tonight

Find and track the Sun, Moon, planets, and stars.
Astronomical Glossary

Know your albedo from your antumbra.

Elsewhere on mungfali.galihkartiwa07.workers.dev

Illustration of the solar system showing planets in order from the Sun to Saturn.
Planet Sizes and Order

With surface gravity, moons, current phase, type, and more.
Illustration of Earth and Saturn with a ruler between them, representing measurement or distance in space.
Who’s Closest Right Now?

Play with our timeline to see the swings in the planets’ distances from Earth.
Illustration showing the Moon orbiting Earth in Space.
Moon Phase and Position

Find the Moon’s illumination, distance, and latitude for any time on any date.