Massive stars are sprinters. It might seem counterintuitive that stars 100 or 200 times more massive than our Sun could…
There's something menacing about red dwarfs. Human eyes are accustomed to our benevolent yellow Sun and the warm light it…
Stars are born in molecular clouds, massive clouds of hydrogen that can contain millions of stellar masses of material. But…
How do you measure an object's weight from a distance? You could guess at its distance and therefore derive its…
The Tarantula Nebula, also called 30 Doradus, is the brightest star-forming region in our part of the galaxy. It's in…
Kilonovae are extraordinarily rare. Astronomers think there are only about 10 of them in the Milky Way. But they're extraordinarily…
A team of astrophysicists has discovered a binary pair of ultra-cool dwarfs so close together that they look like a…
The death of a star is one of the most dramatic natural events in the Universe. Some stars die in…
Something extraordinary happens about every 10,000 to 100,000 years in galaxies like the Milky Way. An unwary star approaches the…
MWC 349A is a star about 3,900 light-years away in the constellation Cygnus. It's huge, about 38 times as massive…