On July 28, a rare skywatching event will bring the crescent moon and Mars together in the Western skies of Southern ...

Every year, a few thousand people deploy to live on Antarctic research stations — and go through punishing survival training ...

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Two meteor showers, the Perseids and the delta Aquariids, begin this week with peak viewing in late July and August.

From the asteroid that wiped out the dinosaurs to one that nearly hit Moscow, space rocks have shaped our history. Could we ...

Researchers suspect that two meteorites found in the Sahara Desert in 2023 may originally have come from Mercury, which would ...

After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

This July, skywatchers across Southern California are in for a remarkable sight as the crescent Moon and Mars converge in a ...

Before defining what a light-year is, we should define what a light-year is not: It is not a measure of time, but rather a ...

Leo Carrillo isn’t just another pretty viewpoint in California’s impressive collection of state parks. It’s the kind of place ...

Mars is easiest to see when it’s closest to Earth, which happens about every two years. This event is called “opposition.” In ...