Scientific American spoke with the astronomer who has contributed to the discovery of two thirds of Saturn’s known moons ...

The European Space Agency’s ACES mission could ultimately pave the way for a global network of atomic clocks that make these ...

One Pluto year equals 248 Earth years. At 1473 miles in diameter—about half the width of the United States—Pluto is the ...

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

The large golden aura is formed from the incoming light reflected off the sun-side of the occulter, a device that blocks the ...

The White House's 2026 budget request axes NASA's long-held plan to bring Mars samples to Earth for analysis. Here's why that cancellation would be a mistake.

Asteroid 2003 MH4, a large space rock, will pass by Earth on May 24, 2025. While not an immediate threat, its size and ...

Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025. Seattle startup Interlune's newly unveiled machine is designed to churn up 110 tons (100 ...

Enforcement challenges and new pollutants have contributed to ongoing problems in water quality across these municipalities.

A massive 600,000-mile-long solar filament erupts from the sun’s surface Fiery filament blast triggers a stunning coronal mass ejection into space “Angel-wing” eruption mesmerizes skywatchers with its ...

Building a sustainable economy on the moon won't be easy, but we at least have some ideas about how to get started.

The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and ...