The Valentine's Day northern lights will largely be visible in Canada and Alaska, but a few northern-most states may see the dazzling display, too.

Extensive evidence, including global temperature and sea ice data, shows Earth's climate is changing due to human activity.

Firefly Aerospace 's moon-bound spacecraft has provided the closest thing to a reflecting pool in space, showing Earth as an ...

NASA's Polar Resources Ice Mining Experiment-1 (PRIME-1) is preparing to explore the moon's subsurface and analyze where ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...

Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

Auroras are one of Earth’s most mesmerizing natural phenomena, but did you know they also exist on other planets? From the ...

Our Moon continues to surprise us with amazing features. Scientists recently shared new information about two canyons that ...

A strong, stable vortex is like a skater spinning with their arms tucked closely in, holding in an area of cold air over the Arctic. But when there’s a wobble in the rotation, winds in the vortex can ...