Here's when to see a pair of massive letters shining on the lunar surface around May's first quarter moon phase.
Long before the full moon rises, shifting sunlight transforms the lunar surface into one of the sky's best telescope targets.
The final mission before the landmark Apollo 11, Apollo 10 served as a dress rehearsal, testing every aspect of the Moon landing except for the actual landing itself. On May 18, the crew of Commander ...
The CIA secretly intercepted a Soviet Luna spacecraft in transit and examined it overnight. The agency said the operation ...
Ganymede and Europa transit Jupiter tonight, while Io disappears in an occultation. West Coast observers can catch a double ...
People are convinced most of his photos are fake and that the person supposedly behind the camera isn't even real ...
Bishop Museum, the State of Hawaiʻi Museum of Natural and Cultural History, shares news of two astronomical phenomena ...
A crater that never sees sunlight might sound like the wrong place to build delicate scientific equipment. Jun Ye sees it ...
The first color image of the whole Earth prompted people to think of home, and the environment, in a new way, writes Stewart Brand.
For decades, every machine sent to endure the Moon's polar night has failed to wake up. Solder joints fracture, batteries die ...
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