We could see robots working on NASA's Habitable Worlds Observatory out in space.

Launching in the 2040s, the HWO telescope will search for Earth-like planets and feature swap-out instruments maintained by ...

The hunt for intelligent life beyond Earth has quietly entered a more exacting phase, and one small, cool star has become a proving ground for how serious that search can be. TRAPPIST-1, a dim red ...

The most prolific planet-hunting machine in history has signed off. NASA's Kepler space telescope, which has discovered 70 percent of the 3,800 confirmed alien worlds to date, has run out of fuel, ...

Do aliens exist? Could Earth really be the only planet hosting intelligent life? Debates over the existence of extraterrestrials date back to the earliest Indigenous and western thought. The tools ...

Add Yahoo as a preferred source to see more of our stories on Google. PASADENA, California — NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in ...