Posts by 

Deborah Byrd

Why space bodies come in different sizes

Objects in space aren't the same size, but why not? A scientist used a theory he formulated earlier - to explain patterns in nature on Earth - to suggest a reason.

Moonrise over Arctic Ocean

A psychedelic moon rising over the Arctic Ocean, created by a strong temperature inversion.

Frozen beach and sea smoke

Sea smoke forms when very cold air moves over warmer water. Josh Blash caught this sea smoke from Rye, New Hampshire.

Three friends, Milky Way, planets

On a beach in South Carolina, three friends watched as the morning twilight met the Milky Way.

Two views of ISS

You can capture the International Space Station as a long streak crossing your sky, or you can catch it close-up. Dan Wyman in California captured both.

Moonrise at MMT Observatory

Monday's full moonrise at MMT, part of Whipple Observatory - located on Mount Hopkins, Arizona, - 34 miles (55 km) south of Tucson in the Santa Rita Mountains.

Aurora over Reykjavik, Iceland

"Blew my mind," said Australian photographer Padraic Koen.

Zodiacal light over Malta

The zodiacal light, captured between two boulders in Bahrija, a village on the Island of Malta in the Mediterranean Sea.

Chelyabinsk meteor mystery 3 years later

It's been 3 years since the dazzling fireball over Chelyabinsk, Russia, and its aftereffects in 6 Russian cities. Yet scientists still don't know its origin.

Hidden galaxies, Mars lakes, uncertain asteroid

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