Your window on the universe
Explore Space
Daily astronomy, live launch countdowns, Mars rovers, exoplanets, space weather, telescope discoveries, and practical observing tools from trusted mission sources.
- Experiences
- 10
- Access
- Free
Choose an experience
Start with what the sky is doing now.
Daily image
Astronomy Picture of the Day
Today's image from NASA APOD with full explanation.
Schedule
Upcoming Launches
Live rocket launch countdowns, vehicles, and destinations.
Surface
Mars Rovers
Latest raw images from Perseverance and Curiosity.
Low Earth orbit
People in Space
Who is in orbit right now and on which spacecraft.
Solar activity
Space Weather
Kp index, solar wind, and current geomagnetic alerts.
Sky guide
Tonight's Sky
Sun, Moon, and planet positions for any location.
Catalog
Exoplanets
Explore thousands of confirmed worlds beyond our solar system.
Personal forecast
Meteor Showers
Tonight's personalized visibility, realistic rate, timing and direction.
What is next
Cosmic Calendar
Eclipses, conjunctions, mission dates and other sky events.
Science
Telescope Discoveries
Landmark science moments from Webb and the wider observatory fleet.