Recently, however, astronomers have been keeping track of starspot activity on a red giant star called XX Trianguli, and the irregular behaviour of its starspots suggests its interior may have ...

Whatever the origin story, TOI-6894b is leading the ranks of other known gas giants orbiting small and faint stars that ...

Could the giant star Betelgeuse have a buddy? A Betelbuddy? Betelgeuse, the second-brightest star in the constellation Orion, is a giant star whose strange dimming has sparked debate over when it ...

Stargazers watched the skies with bated breath on Thursday night in hopes that T Coronae Borealis, a system consisting of a hot, red giant star and a cool, white dwarf star about 3,000 light-years ...

During the red giant phase, both the Sun and Jupiter will shine brighter and become hotter. However, its moon Europa is ...

The future of yellow dwarf stars, like our sun, is determined almost entirely by their mass. The most massive stars, about ...

Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really small star.

Europa may host microbial life when the sun transforms into a red giant s Solar and Jupiter heat may melt Europa's ice and ...

Astronomers modeled sunspot activity on a nearby red giant star to learn about its chaotic interior. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...