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A runaway star moves fast in an unusual direction

Stars in our Milky Way galaxy move in a more or less orderly way. But a star that moves differently from the general stream of stars is known as a runaway star.

Deborah Byrd

November 21, 2024

More evidence for ancient ocean on Mars from Chinese rover

A new analysis of data from China's Zhurong rover supports the existence of an ancient ocean on Mars billions of years ago in the northern hemisphere.

Paul Scott Anderson

November 20, 2024

A mystery mollusk sea slug in the deep ocean

After 20 years of research, scientists have identified and named a new species of sea slug that lives in the deep ocean. They called it Bathydevius caudactylus.

Shireen Gonzaga

November 20, 2024

New Pentagon UAP report prompts Senate hearing today

The DoD just released its new annual report on UAP, often called UFOs. The Pentagon UAP report covers 757 new cases, with 21 of them unexplained so far.

Paul Scott Anderson

November 19, 2024

Red monsters were massive galaxies in the early universe

Red monsters were massive galaxies in the early universe. Astronomers aren't yet sure how these galaxies became so massive so soon after the Big Bang.

Kelly Kizer Whitt

November 19, 2024

Camels are adapted to desert life: Lifeform of the week

Camels are incredible animals that can live without water for weeks. But they also have many other unique adaptations for desert life.

Cristina Ortiz

November 18, 2024

Snowball Earth missing link lies in rocks on Pikes Peak

Rocks atop Pikes Peak in Colorado provide evidence for the Snowball Earth theory, which says the entire globe was once covered in a sheet of ice.

EarthSky Voices

November 17, 2024

Is there a North Star for Mars?

Is there a North Star for Mars ... a guide star for future explorers? Not in any satisfying way. But Martian stargazers wouldn't lack for things to see!

Deborah Byrd

November 17, 2024