A transiting exoplanet has revealed a huge "spot" near the pole of its tiny M-dwarf parent star. The spot has been around at least 7 years and occupies 7% of the sun's surface.

A research team from the Trottier Institute for Research on Exoplanets at the University of Montreal has discovered a planet ...

Claims that extraterrestrial life may exist on the exoplanet K2-18b face new challenges from James Webb Space Telescope data.

A century-old hypothesis that Betelgeuse, the 10th brightest star in our night sky, is orbited by a very close companion star ...

Finding an exoplanet in a star’s habitable zone always generates interest. Each of these planets has a chance, even if it’s ...

A fifth planet has been detected within the habitable zone of a neighboring star, where conditions could perhaps support ...

New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions ...

Astronomers have found a fascinating new world that challenges our understanding of planetary systems. Using NASA’s ...

What can planets orbiting red dwarf stars teach scientists about planetary formation and evolution? This is what a recently ...

Astronomers have likely witnessed a planet forming in real time, seen inside a spiral arm of the HD 135344B protoplanetary ...

Astronomers have just revealed a massive exoplanet anywhere from three to ten times the size of Jupiter, lurking within the ...