The Sun may be the center of our solar system, but it is not the biggest star in the universe. The Sun has a mean radius of around 696,000 kilometers, or 432,450 miles . In comparison to UY Scuti ...

For XX Trianguli, which is 630 light-years from Earth, the photocenter of the stellar disk can shift up to 10% of the star's radius relative to its geometric center, causing a displacement of 24 ...

This red giant phase will signal destruction for inner solar system planets, including Earth. Other stars in the universe will experience the same fate as our sun, meaning any exoplanets orbiting ...

A mysterious class of small, red objects in the early universe might be explained by black holes inside dense cocoons of gas, like a star.. Since launching in 2021, the James Webb Space Telescope ...

Recent observations by the James Webb Space Telescope (JWST) have uncovered a trio of ultra-massive galaxies, each nearly as massive as the Milky Way, formed within the Universe's first billion years.

Three galactic 'red monsters' in the early Universe Date: November 13, 2024 Source: Université de Genève Summary: Astronomers have identified three ultra-massive galaxies -- nearly as massive as ...

Due to their high dust content, which gives them a distinct red appearance in JWST images, they have been named the three “Red Monsters.” “Our findings are reshaping our understanding of galaxy ...

The red monsters are just the beginning of a new era in our exploration of the early universe." More information: Mengyuan Xiao, Accelerated formation of ultra-massive galaxies in the first ...