Bad Astronomy

All Good Things…

So long, and thanks for all the space.

By Phil Plait | 

2 months ago

The rich get richer: High-mass stars steal planets from smaller stars

Simulations show some stars possess purloined planets.

By Phil Plait | 

2 months ago

Astronomers find a torched super-Earth on a ONE DAY orbit around its star

We’ve found the last planet in the galaxy you'd want to live on.

By Phil Plait | 

2 months ago

Mea culpa: Planet definitions and Earth clearing its orbit

Would Earth still be considered a planet if it were out in Neptune’s orbit?

By Phil Plait | 

2 months ago

Tonight, NASA's DART will slam into an asteroid at 24,000 kph

NASA's hoping for a DART bullseye.

By Phil Plait | 

2 months ago

JWST’s Neptune: The best infrared view in 30 years

JWST spies on Neptune and sees storms, rings, and moons.

By Phil Plait | 

2 months ago

Happy September equinox!

Today the Sun is directly over Earth's equator.

By Phil Plait | 

2 months ago

Whoop whoop whoop! NASA InSight 'hears' an asteroid impact on Mars

Four separate impacts detected by the NASA lander.

By Phil Plait | 

2 months ago

Astronomers find the nearest black hole to Earth, and it has a Sun-like companion star

At 1,570 light-years away it's three times closer than the previous record holder.

By Phil Plait | 

2 months ago

Astronomers find the death cry of a star in a cluster long ago and not so very far away

The oldest planetary nebula ever seen is in the star cluster M37.

By Phil Plait | 

2 months ago