Add Yahoo as a preferred source to see more of our stories on Google. An illustration of an ice covered rogue planet. New predictions suggest an upcoming NASA space telescope could spot over 400 Earth ...

Astronomers Discover a Rogue Planet the Size of Saturn Drifting Through Our Galaxy ...

Is our Milky Way galaxy home to other planets the size of Earth? Are Earth-sized planets common or rare? NASA scientists seeking answers to those questions recently revealed their discovery. “We went ...

A large proportion of the most common type of planet in the galaxy could be situated in the habitable "Goldilocks Zone" of their solar system, research has found. Astronomers from the University of ...

When NASA's next-generation space observatory launches in a few years, the Nancy Grace Roman Space Telescope will expand the search for exoplanets as well as rogue planets, or worlds that travel ...

The telescope is meant to uncover the mysteries of the dark matter and dark energy that comprise most of the universe. The telescope is meant to uncover the mysteries of the dark matter and dark ...

A third of the exoplanets orbiting common M dwarf stars have gentle enough orbits to potentially be in the habitable zone capable of hosting liquid water. Our familiar, warm, yellow sun is a relative ...

NASA's forthcoming Nancy Grace Roman Telescope will hunt for "cosmic orphans," starless planets that might even outnumber their orbiting counterparts in our galaxy. When you purchase through links on ...