The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...

Space is inaccessible to the vast majority of us, but it’s not as far away as you might think. The von Kármán Line, which is ...

Mercury is the innermost and smallest of the eight major planets in our Solar System, orbiting closest to the Sun. Though ...

Today, Nov. 22, 2025, the moon is 2 days old and is in the Waxing Crescent phase of its lunar cycle. It is 5% illuminated.

Did you know that there are actually two different sets of seasons, and thus two different winters, every year?

Summary: Time doesn’t flow uniformly across the solar system, and new research reveals just how differently it unfolds on Mars compared with Earth. By tracing subtle gravitational and orbital ...

This image from the Mars Global Surveyor Mars Orbiter Camera shows the region Ares Vallis and the Chryse Plains, where both ...

An international team of researchers has used knowledge of historical geography to reexamine the earliest datable total solar ...

Because this record survived, we know more about ancient Chinese history, the rotation of the Earth, and past solar activity ...

SpaceX has fallen behind in developing a crewed lunar lander for NASA’s Artemis 3 mission, prompting the agency to reopen the contract to other providers. The added pressure has pushed SpaceX to ...

Astronomers have detected a strange, heartbeat-like pulse coming from the interstellar object 3I/ATLAS, which brightens and ...