Stars

The Milky Way’s Most Massive Stellar Black Hole is Only 2,000 Light Years Away

Astronomers have found the largest stellar mass black hole in the Milky Way so far. At 33 solar masses, it…

5 days ago

Roman Will Learn the Ages of Hundreds of Thousands of Stars

Astronomers routinely provide the ages of the stars they study. But the methods of measuring ages aren't 100% accurate. Measuring…

2 weeks ago

The Stellar Demolition Derby in the Centre of the Galaxy

The region near the Milky Way's centre is dominated by the supermassive black hole that resides there. Sagittarius A*'s overwhelming…

2 weeks ago

The Large Magellanic Cloud isn’t Very Metal

The Large Magellanic Cloud (LMC) is the Milky Way's most massive satellite galaxy. Because it's so easily observed, astronomers have…

3 weeks ago

In a Distant Solar System, the JWST Sees the End of Planet Formation

Every time a star forms, it represents an explosion of possibilities. Not for the star itself; its fate is governed…

4 weeks ago

Merging Stars Can Lead to Blue Supergiants

Blue supergiants are a rare type of star that is vastly larger and more luminous than the Sun. They can…

4 weeks ago

Brown Dwarf Pairs Drift Apart in Old Age

The only thing worse than drifting through space for an eternity is doing it alone. Observations with the Hubble Space…

4 weeks ago

One in Twelve Stars Ate a Planet

That stars can eat planets is axiomatic. If a small enough planet gets too close to a large enough star,…

1 month ago

Massive Stars Have the Power to Shape Solar Systems

Stars shape their solar systems. It's true of ours, and it's true of others. But for some massive stars, their…

2 months ago

Even Stars Like the Sun Can Unleash Savage Flares in Their Youth

Why would a young Sun-like star suddenly belch out a hugely bright flare? That's what astronomers at Harvard Smithsonian Astrophysical…

2 months ago