Despite having discovered more exoplanets than any other telescope, Kepler has been retired for the very simple reason that ...

The Kepler Space Telescope, launched March 6, 2009, was designed to search the Milky Way for exoplanets. Using the transit ...

In 2015, NASA’s Kepler Space Telescope confirmed a planet almost identical to Earth — Kepler-452b, orbiting a Sun-like star 1 ...

Explore the evolving rare earth hypothesis, highlighting new findings on habitability and the conditions for complex life on ...

As of Saturday, Nov. 15, the moon phase is Waning Crescent. This means 19% of the moon is lit up tonight, according to NASA's ...

NASA found what looked like a planet, but its behavior was bizarre. Turns out, Einstein saw it coming, 88 years ago.

Scientists have long assumed that, like rocky planets such as Earth, sub-Neptunes begin with molten magma oceans. Their thick ...

For the first time in more than five years, humanity has launched a mission to Mars — but it won't be arriving at the Red ...

NASA contracts Katalyst Space Technologies for $30 million to reposition the Swift space telescope and prevent its descent to Earth.

But Earth isn't the only place we've set up shop. Space-based telescopes like Hubble, James Webb, and Chandra orbit far above ...

After a weather delay dashed its first launch attempt over the weekend, Blue Origin’s New Glenn rocket has lifted off Thursday from Cape Canaveral, Florida.