Stars

Multiple stars like being born in chaos

Dense and turbulent stellar nurseries make more binary stars.

By Phil Plait | 

5 days ago

The first dormant black hole likely found lurking in another galaxy

It orbits a monster star but isn't feeding off it.

By Phil Plait | 

2 weeks ago

Big, bright, massive stars were more common when the Universe was young

New study shows big beasts are more rare nowadays.

By Phil Plait | 

3 weeks ago

Newly discovered star takes just four years to orbit Sgr A*, our local supermassive black hole

The star S4716 has the shortest known orbital period around Sgr A*.

By Phil Plait | 

1 month ago

Unseen planets kick a ring of debris off-kilter around a nearby star

We may be seeing what the Sun was like when it was a rebellious teen.

By Phil Plait | 

1 month ago

A huge star forming in the galactic center had a close encounter with another star

Nosy neighbor induces spirals in a newly forming star’s disk.

By Phil Plait | 

2 months ago

A weird four-star system may lead the way to catastrophic supernovae

Colliding stars in a quaternary system could explode.

By Phil Plait | 

2 months ago

Stellar hypoxia may help make more massive black holes

Lower oxygen in a star may explain two cosmic mysteries at once.

By Phil Plait | 

2 months ago

Exocomets swarm around an alien star… yet seem oddly familiar

Comets around another star look a lot like local ones.

By Phil Plait | 

3 months ago

Otherworldly blue lights in space are no longer shrouded in mystery

There are things weirder than aliens out there.

By Elizabeth Rayne | 

3 months ago