Bad Astronomy A weird four-star system may lead the way to catastrophic supernovae Colliding stars in a quaternary system could explode. By Phil Plait 38 sec ago Scattered X-rays from space: Turning noise into signal NuSTAR sees X-rays from astronomical objects it's not pointed at, so, bonus. By Phil Plait 23 hours ago Breaking down the structure and history of a nearby — and weird — galaxy Centaurus A is under scrutiny as it eats other galaxies. By Phil Plait 1 day 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 days ago Black widow pulsar is eating its companion in an hour-long dance The name is creepy, but certainly apt. By Phil Plait 5 days ago Invisible dirty dry ice frost avalanches on Mars Mars is weird, y’all. By Phil Plait 6 days ago No planets seen for Sirius B, the nearest white dwarf to Earth It may have eaten them long ago. By Phil Plait 1 week ago Lunar horticulture: Plants grown in lunar “soil” for the first time Plants may grow on the Moon, with a little help. By Phil Plait 1 week ago Exocomets swarm around an alien star… yet seem oddly familiar Comets around another star look a lot like local ones. By Phil Plait 1 week ago How to watch the total lunar eclipse Sunday night/Monday morning May 15/16! Everything you need to know to see the eclipse. By Phil Plait 1 week ago Load More
A weird four-star system may lead the way to catastrophic supernovae Colliding stars in a quaternary system could explode. By Phil Plait 38 sec ago
Scattered X-rays from space: Turning noise into signal NuSTAR sees X-rays from astronomical objects it's not pointed at, so, bonus. By Phil Plait 23 hours ago
Breaking down the structure and history of a nearby — and weird — galaxy Centaurus A is under scrutiny as it eats other galaxies. By Phil Plait 1 day 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 days ago
Black widow pulsar is eating its companion in an hour-long dance The name is creepy, but certainly apt. By Phil Plait 5 days ago
No planets seen for Sirius B, the nearest white dwarf to Earth It may have eaten them long ago. By Phil Plait 1 week ago
Lunar horticulture: Plants grown in lunar “soil” for the first time Plants may grow on the Moon, with a little help. By Phil Plait 1 week ago
Exocomets swarm around an alien star… yet seem oddly familiar Comets around another star look a lot like local ones. By Phil Plait 1 week ago
How to watch the total lunar eclipse Sunday night/Monday morning May 15/16! Everything you need to know to see the eclipse. By Phil Plait 1 week ago