The
Universe,
live.
Your gateway to the cosmos. Explore planets, galaxies, nebulae, APOD, asteroid tracking, live space missions, and rocket launches etc—all powered by real-time NASA and space data. Discover the universe from Earth's orbit to the edge of the observable cosmos.
NASA's daily astronomy photograph
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Today's closest asteroid
What's happening off-world
- PlanetMars at OppositionJan 14
- EclipseTotal Solar Eclipse (Antarctica)Feb 17
- EclipseTotal Lunar EclipseMar 3
21 Live Modules.
Live Space Dashboard
APOD, Mars rovers, EPIC Earth, solar flares and near-Earth asteroids in one live feed.
Astronomy Picture of the Day
NASA's daily image with a curator's explanation — from nebulae to lunar landings.
Cosmic Explorer
Search NASA's entire library. Audio with subtitles, videos and images with rich filters.
Mission Timeline
From Sputnik to Artemis — an interactive timeline of humanity in space.
Sky Tonight
Live ISS ground track, moon phase, visible planets, plus real-time UV, humidity, and golden hour for your city.
Aurora Forecast
NOAA Kp index, solar wind and the OVATION aurora oval — will you see the northern lights?
The Sun
Live solar imagery, sunspot count, flare alerts and the physics of our nearest star.
Planetary Explorer
Live orbital positions of all eight planets with mass, gravity, moons and atmospheres.
Near-Earth Objects
Potentially hazardous asteroids, close approaches and impact risk estimates.
Comets & Meteors
Icy bodies, meteor showers and the debris that paints streaks across our sky.
Space Missions
Active robotic and crewed missions across the Solar System and beyond.
Launch Pad
Upcoming rocket launches from around the world with countdowns, providers and mission details.
Black Hole Simulator
Interactive visualisation of gravitational lensing around a Schwarzschild black hole.
Exoplanet Atlas
A curated tour of the most fascinating worlds beyond our Solar System, side by side with Earth.
Cosmology
The Big Bang, dark energy, cosmic microwave background and the shape of the universe.
Gravity Lab
Tweak mass and distance to see how gravity bends trajectories and warps spacetime.
Nebulae & Star Formation
The clouds, cores and protostars where the next generation of stars is born.
Galaxies
Spirals, ellipticals, irregulars and the two trillion galaxies beyond the Milky Way.
Constellations
The 88 official star patterns, their brightest stars, seasons and mythology.
Learner Mode
New to space? Start here. Bite-sized beginner chapters on stars, gravity, galaxies and more — with a quick quiz each.
PURSUE Registry
Live, auto-updating archive directly connected to declassified official government databases.
"The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever."