Mystery fairy circles are a global phenomenon, says AI study

Here's the 1st study to map fairy circles on a global scale, suggesting these circular patches in arid ground are more widespread than thought.

What was the Carrington Event, and why does it matter?

The Carrington Event of 1859 was a massive geomagnetic storm triggered by an active sun. People saw auroras at low latitudes bright enough to read by.

Manatees might return to the endangered species list

Manatees died in record numbers over the past two years. The U.S. Fish and Wildlife Service is considering relisting them as an endangered species.

Solar eclipse photos keep coming, and they’re awesome

Solar eclipse photos from October 14, 2023, still haven't stopped coming in. Here are a few more great ones! Thanks to all who contributed.

Are ultradense asteroids made of elements not seen on Earth?

A new study calculated that superheavy elements never seen on Earth could exist in ultradense asteroids in our solar system's asteroid belt. Learn more here.

Mists of tiny quartz crystals on a giant hot exoplanet

Astronomers using NASA's Webb telescope have discovered clouds of tiny quartz crystals in the atmosphere of a hot Jupiter exoplanet 1,300 light years away.

Antarctic ice shelves losing volume: What does it mean?

A new study reported that Antarctic ice shelves are losing volume, with the west side of the continent seeing the greatest losses.

Eclipse photos here! Annular solar eclipse October 14, 2023

Check out amazing eclipse photos from the EarthSky community. From the partial phase to annularity to eclipse crescents on the ground, see great moments here!

Solar eclipse in 2077 almost repeats last Saturday’s eclipse

Another annular solar eclipse - similar to the one on October 14, 2023 - will visit almost the same geographical region in 2077.

Can we detect dark matter using light from pulsars?

Researchers used pulsars to confirm the existence of long-sought axiom particles, and perhaps dark matter. The results were negative, but are only a first step.