"The temperature just wildly swings from extremely hot to extremely cold," John Monnier, a professor of astronomy at the ...

Simulations suggest Pluto and its largest moon may have gently stuck together for a few hours before Charon settled into a ...

NASA’s LEXI will study Earth’s magnetosphere from the lunar surface, uncovering how it responds to solar winds and cosmic ...

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

Billions of years ago, in the frigid outer reaches of our solar system, two icy worlds collided. Rather than destroying each ...

A large team of researchers with varied backgrounds at the Chinese Academy of Sciences has found evidence of a weak magnetic ...

Researchers at NASA’s Jet Propulsion Laboratory (JPL) have calculated a new system for measuring lunar time. While not needed ...

Captured from the ISS, a stunning image of the waning crescent Moon over Quebec showcases the distinct vantage point of space ...

The love story between Pluto and Charon may have started with a kiss. A new study suggests the dwarf planet and its scarcely smaller moon likely came together in a collision that saw them conjoined ...

Learn key facts about the Moon: from its significant distance and relative size compared to Earth to its distinctive color ...

New Yorkers will be able to see a total lunar eclipse and three consecutive supermoons over the course of the year's 12 full ...

"We were definitely surprised by the 'kiss' part of kiss-and-capture. There hasn't really been a kind of impact before where the two bodies only temporarily merge before re-separating!" ...