We have detected only one transiting planet that has a mass below 10 Earth masses. This world, CoRoT-7b (named after the European Convection, Rotation and planetary Transits satellite) has a radius ...

A newly discovered star system is breaking records — and helping scientists unravel the mysteries of an extreme type of planet known as hot Jupiters. In a paper published Aug. 14 in the journal Nature ...

Planets this big aren't supposed to be found around red dwarfs like TOI-4860. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A massive, ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

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 ...

Astronomers have discovered an Earth-size planet that is showered with so much radiation, its atmosphere eroded away long ago, leaving it bare. Life as we know it can't exist on this blistering world, ...