Watch 5:29
Four light years away, a planet may be hospitable to life
Scientists have discovered a potentially habitable new world, a mere four light years away from Earth. They call the planet “Proxima B,” and it may feature characteristics that are just right for human life. Nonetheless, it has some major differences…
This Earth-like planet orbits the Sun’s nearest neighbor every 11 days
Astronomers find an exoplanet that could be habitable—and it’s as close to us as it could possibly be.
Watch 6:43
We can’t see this possible 9th planet, but we feel its presence
Most of us grew up thinking there were nine planets in the solar system, but that changed when Pluto got downgraded in 2006. Now there's news that there might be a ninth planet after all. Researchers have found evidence of…
NASA’s Kepler telescope finds the closest copy of Earth to date
NASA Kepler's mission adds 500 new exoplanets to its library.
Cassini spacecraft's cosmic photos bring the world 'along for the ride'…
NASA's intrepid Mars Rover, Curiosity has been through a lot in the past year. It flew 354-million miles, deployed a supersonic parachute and sky crane and landed on the surface of Mars. And while it undergoes equipment checks, it's been…
With the youngest and most ambitious Mars rover yet zipping toward its final destination, we thought it appropriate to pause and take a look back at Curiosity's new home and robot brethren.
For those Earthlings lucky enough to be under cloudless skies during Tuesday's Venus transit, it took the form of a pea-sized dot gliding across the Sun's northern hemisphere. For more perspective, NASA has collected a stunning sampling of images both…
Skywatchers gathered in Austin, Texas, this week at the 219th American Astronomical Society meeting. Here's a look at some of the most exciting interstellar space findings, and the images that accompany them.
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