It’s a sweltering Tuesday in Washington, D.C., the kind of day that stretches the definition of Earth as a “habitable” planet. But on an eighth-floor terrace near the U.S. Capitol building, dozens of ...

NASA has taken a bold step in the search for alien life beyond Earth. The space agency announced the selection of seven ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

New telescopic technologies are offering insights into whether exoplanets host life, focusing on atmospheric gas analysis.

Worlds upon worlds await us in the cosmos and we’re finding more all the time. Before 1992, we weren’t even completely certain planets existed outside of our solar system. Now, astronomers are finding ...

NASA’s Pandora mission will study exoplanet atmospheres by separating star light from planet signals, helping scientists learn which distant worlds may have air, water, and signs of life ...

New discoveries and fresh looks at familiar worlds show how far exoplanet science has come — and how much remains unknown. When you purchase through links on our site, we may earn an affiliate ...