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Editors of EarthSky

Two views from space: California reservoirs drying up

Look at the difference in these two reservoirs north of Fresno, California, in contrasting satellite images from 2011 and 2014.

Scientist warns of inevitable solar super-storm propelled towards Earth

Such a storm would wreak havoc with our communication systems and power supplies, and scientists say we're overdue.

Asteroid impacts may have buried Earth’s earliest rocks

More than 4 billion years ago, giant asteroid impacts melted, mixed and buried the surface of Earth

More heat waves and cold snaps ahead

Climate extremes are here to stay, say researchers.

Spacecraft surfs in and out of Venus atmosphere

ESA's Venus Express spacecraft spent a month surfing in and out of the atmosphere of Venus, coming so close that atmospheric drag caused the craft to slow down.

Milky Way is about half as massive as Andromeda galaxy, say astronomers

Dark matter makes up 90% of the matter in both systems, the study finds.

Lifeform of the week: Hairy pink squat lobster

It's always a good hair day for a hairy pink squat lobster (Lauriea siagiani). These little guys live on sponges in the western Indo-Pacific.

Did all dinosaurs have feathers?

A newly-discovered species suggests that feathers were much more common among dinosaurs than once thought.

Can we find aliens by looking for their pollution?

Maybe some extra-terrestrials pollute their planets too.

Will the Andromeda galaxy someday collide with our Milky Way?

The Andromeda galaxy is approaching our Milky Way galaxy across the vastness of space. When will they collide?