This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between ...

Since the 1960s, researchers have speculated that charged particles from the Sun might trigger a chemical reaction when they hit the Moon’s surface ... get them all to fit inside,” said ...

Earth, sun, moon: three objects in space whose interactions ... at rock concerts—more than a meter in diameter. You could fit 1.3 million marbles into it. But wait! It gets worse.

Beginning late Thursday, March 13 into early Friday, March 14, the Earth will pass between the sun and moon, resulting in the phenomena. Unlike past eclipses, this one will be viewable in some ...