Astronomers have made the best-ever measurement to date of the radius of an alien world. Using observations by NASA's Kepler and Spitzer space telescopes, researchers determined that the exoplanet ...

Scientists have discovered over 4,000 exoplanets outside of our Solar System, according to NASA’s Exoplanet Archive. Some of these planets orbit multiple stars at the same time. Certain planets are so ...

in the search for alien life. It's very exciting to find a planet like Earth. Among the many exoplanets we found, only a handful have been strong candidates for supporting life the way Earth tons.

A Mars-size planet about 200 light-years from our solar system has turned out to be the lightest known alien world orbiting a normal star, researchers say. Astronomers made the discovery after ...

A NASA mission has spotted an Earth-size exoplanet orbiting a small star about 100 light-years away. The planet, named TOI 700 e, is likely rocky and 95% the size of our world. The celestial body is ...

There’s a new place to look for life in the universe. Astronomers announced Wednesday the discovery of an Earth-size planet around a small red star in our corner of the galaxy. The planet could hold ...

Astronomers have discovered an Earth-size planet orbiting an ultracool red dwarf star similar in size to Jupiter. The red dwarf, located some 55 light-years away, is 100 times less bright than the sun ...

A planet-forming disk made from rock and gas surrounds a young star. NASA/JPL-Caltech/SwRI/MSSS/ Gerald Eichstädt /Seán Doran Scientists have discovered over 4,000 ...

Natalie Hinkel receives funding from the NASA Nexus for Exoplanet System Science research coordination network based out of Arizona State University. This funding is used to research exoplanet ...