Mars follows a markedly different rhythm from Earth, as a Martian day is roughly 40 minutes longer than an Earth day, while a ...

A rare triple conjunction of Venus, Mars and Mercury is happening on the opposite side of the solar system to where Earth is, ...

This test flight, conducted by the Ashburn, Virginia-based startup Overview Energy, marks a major victory in the quest for ...

The night sky has long sparked wonder and curiosity. Early civilizations studied the stars and tracked celestial events, ...

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and ...

The moon is pretty inhospitable to humans, but recent research has found that it's surprisingly possible for breathable air ...

Scientists have pulled back the curtain on one of the most extreme solar regions seen in decades, tracking it almost nonstop ...

"There are incredibly tantalizing samples in the Perseverance rover's cache that could revolutionize our understanding of ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

Pandora, the latest in a long portfolio of University of Arizona's space science missions, has cleared its last major ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...