Articles by

Lisa Grossman

Artemis II is returning humans to the moon with science riding shotgun

For the first time in more than 50 years, humans are on the verge of returning to...

A massive cosmic ring may challenge a key assumption about the universe

PHOENIX — An abnormally huge cosmic structure has put a ring on it — and that bling...

A newly spotted asteroid spins faster than any of its size ever seen

PHOENIX — A newly discovered asteroid spins about as fast as a Ferris wheel. With a rotation...

A double cosmic explosion could be the first known ‘superkilonova’

Astronomers have spotted a distant star that seems to have exploded twice. The blast may be the...

Betelgeuse’s buddy leaves a wake in the giant star’s atmosphere

PHOENIX — Like a motorboat doing doughnuts in a lake, Betelgeuse’s companion star leaves a wake in...

Galaxies with ‘hoop skirts’ are more common than we thought

PHOENIX —Thousands of newly spotted galaxies are dressed for a Victorian ball: in hoop skirts. The cache...

First maps of the sun’s outer boundary may help predict solar storms

The sun’s outer atmosphere resembles a pufferfish. That’s what scientists have gleaned from the first verified maps...

These space stories made us look up in 2025

From eclipses on demand to a rare interstellar visitor to the chances of Earth being flung out...