The earth doesn't rotate exactly on schedule. Scientists believe that today is going to be around a millisecond short of a ...

Harvard & Smithsonian has discovered a rare object far beyond Neptune, from a class known as trans-Neptunian objects, th ...

A new study from the University of Florida analyzing moon rock samples from a Chinese lunar exploration mission is rewriting ...

Today, July 22, 2025, the moon is 27 days old and is in the Waning crescent phase of its lunar cycle. It is 5% illuminated.

This summer, skywatchers across the globe are being treated to a rare and visually stunning display as three meteor ...

China's first asteroid sample-return mission, the 2nd in the Tianwen series, will reach Kamo'oalewa in July 2026. The probe will map the asteroid, collect samples, and carry them back to Earth in a ...

China's Tianwen-2 probe has commenced its decade-long deep space mission, capturing a stunning image of Earth and the Moon from 590,000 kilometers awa ...

The Earth-Moon system has long been a subject of fascination and study. One of the most accepted theories is that around 4.5 billion years ago, a Mars-sized planet named Theia collided with Earth in a ...

Competing ideas—like the moon splitting from Earth or forming elsewhere—don’t match the chemistry of lunar rock. Only the giant impact explains what we see in moon and Earth samples today.

There was an opportunity Thursday night to catch the March 2025 "Blood Moon," a phenomenon that colors the full moon in shades of red, orange and yellow during a total lunar eclipse.

March's full " Blood Worm Moon," a phenomenon that makes the moon appear red during a total lunar eclipse, is visible this week for Americans and others in Earth's Western Hemisphere.

But, in an unusual twist, as sky watchers on Earth look up to take in the total eclipse of the moon, a robotic spacecraft on Mare Crisium will be looking back.