Skygazers, get ready to head outside and spot the supermoon, coming in October.

Lunar minerals generate the rust mineral hematite when bombarded with high-energy oxygen particles, experiments show.

Before they head to the moon in 2026, the four Artemis 2 astronauts have to practice observing Earth's nearest neighbor.

Watch the Sept. 21 partial solar eclipse live online with this handy livestream. Coverage begins at 2 p.m. EDT (1800 GMT).

NASA’s Curiosity rover captured a clear panorama of Mars' Gale Crater in August, during the Martian winter when dust levels tend to be at their lowest. Curiosity’s mission continues to study whether ...

Roughly every 378 days, Saturn swings into opposition, appearing up to 30% brighter and staying visible from dusk until dawn.

The sixth planet reaches its annual opposition this weekend when Earth gets between it and the sun. It make Saturn the ...

Watch the crescent moon, Venus and the bright star Regulus align in a rare predawn close conjunction tomorrow.

Faint hydrogen signals from the cosmic Dark Ages may soon help determine the mass of dark matter particles. Simulations suggest future Moon-based observatories could distinguish between warm and cold ...

The moon is near new phase this week, and clearer skies and cooler overnight temperatures means that this is also an optimum ...

Every 378 days, Saturn swings into opposition, bringing it closer, brighter, and nearly 10 times easier to observe than at ...

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes ...