Puzzling planets perpetrating perpendicular paths perplex people

Nearby star HD 3167 has planets orbiting at right angles

By Phil Plait 22 hours ago

The complex diversity of the gorgeous globular cluster M5

Globulars are far less simple than we used to think.

By Phil Plait 1 week ago

Zombie stars can switch themselves on and off like black holes

Astronomers have spotted a white dwarf star that is “switching” on and off, brightening and dimming.

By Elizabeth Rayne 1 week ago

We got to Pluto just in time: Its air is starting to freeze out

By Phil Plait 1 month ago

WASP-76b is hot enough to ionize your bones

By Phil Plait 1 month ago

Way too many stars like the Sun have eaten their planets, but what gives them these cravings?

By Elizabeth Rayne 2 months ago

A newly discovered and huge structure in the Milky Way was hidden right in front of us

By Phil Plait 2 months ago

Seeing stars born at the dawn of the Universe

By Phil Plait 2 months ago

Supermassive black holes eat too much stardust for stars to actually form

By Elizabeth Rayne 3 months ago

This star cluster is slowly being taken over by black holes. In a billion years they’ll kill it.

By Phil Plait 4 months ago