Stars

We’re Made of Starstuff. Especially From Extremely Massive Stars

A new study shows how massive young stars create the kind of organic molecules that are necessary for life. A…

1 week ago

Just How Bad are Superflares to a Planet’s Habitability?

Star's can be full of surprises; some of them nasty. While our own Sun appears pretty placid, science has shown…

2 weeks ago

Planets Don’t Wait for Their Star to Form First

It looks like we may have to update our theories on how stars and planets form in new solar systems.…

2 weeks ago

What Decides the Shape of Planetary Nebulae? Whatever’s Orbiting a Star When it Dies

Planetary nebulae are some of the most beautiful objects in the galaxy, spanning a variety of shapes and sizes. They're…

3 weeks ago

If dark matter is a particle, it should get inside red giant stars and change the way they behave

Dark matter makes up the vast majority of matter in the universe, but we can't see it. At least, not…

1 month ago

Searching for Phosphorus in Other Stars

The Search for Life can be a lot messier than it sounds. The three words make a nice, tidy title,…

1 month ago

The Strange, Misshapen Orbits of Planet-Forming Disks in a Triple-Star System

Whatever we grow up with, we think of as normal. Our single solitary yellow star seems normal to us, with…

1 month ago

Fastest Star Ever Seen is Moving at 8% the Speed of Light

A star orbiting the black hole in the center of our galaxy is moving so fast it can only be…

2 months ago

Supercomputer Simulation Shows a Supernova 300 Days After it Explodes

The answers to many questions in astronomy are hidden behind the veil of deep time. One of those questions is…

3 months ago

1 in 10 Red Giants are Covered in Spots, and They Rotate Surprisingly Quickly

Sunspots are common on our Sun. These darker patches are cooler than their surroundings, and they're caused by spikes in…

3 months ago