Astronomers have identified a newly discovered exoplanet that may orbit within the outer edge of its star's habitable zone, raising fresh questions about how common potentially life-supporting worlds ...

An exoplanet called HD 137010 b might be the closest thing astronomers have ever seen to “Earth 2.0.” The trouble is that ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

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

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

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

Worlds that circle stars other than our own are called “exoplanets.” This specific one could be the very first planet like ...

The Hubble Space Telescope has been used to study 25 hot Jupiters. It has helped to answer "questions important to our ...

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

Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP ...

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

“This kind of radio signal just wouldn’t exist unless material had completely left the star’s bubble of powerful magnetism,” ...