As part of a survey seeking giant planets around low-mass stars, researchers examined more than 91,000 red dwarf stars and found the planet TOI-6894b, which has only half the mass of Saturn.

These best-yet images of the nearby star R Doradus show giant plasma bubbles 75 times bigger than our sun rising and sinking on its surface. (Image credit: ALMA (ESO/NAOJ/NRAO)/W. Vlemmings et al ...

When the Sun runs out of hydrogen fuel and expands into a red giant, it will eventually encompass the innermost planets of the solar system, out to about Earth’s orbit. Being closer to our ...