Astronomers have detected an exoplanet candidate around a Sun-like star just 146 light-years away from us.

"We've often seen the 'baby pictures' of planets forming, but until now, the 'teenage years' have been a missing link." ...

Scientists continue to mine data gathered by NASA's Kepler Space Telescope, retired in 2018, and continue to turn up ...

Add Yahoo as a preferred source to see more of our stories on Google. In our solar system, Earth is one of but eight planets – nine, if you really want to count Pluto – and the only one remotely ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of ...

That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

How many planets outside our solar system, known as exoplanets, exist throughout the Milky Way Galaxy? While that might never be determined, NASA recently announced the total number of confirmed ...

If confirmed, this exoplanet would be the only known rocky world in the habitable zone of a Sun-like star.

The supposed "strange signals" were not mysterious at all, but commonly observed transit signals, according to NASA.

Three decades ago, in 1995, humankind discovered the first planet beyond the borders of our solar system. It's called 51 Pegasi b, and it spins around its main-sequence star (meaning not unlike our ...