An extraordinary celestial moment will unfold on Sunday. The only problem is that no one on Earth will be able to see it. However, this close-up occurs during the least favorable time because it ...

Unless you happen to have a special kind of camera, you may never notice that our Moon casts a long, invisible tail of particles trailing behind it, just like a comet or a shooting star. The Moon’s ...

It is truly a far-reaching debate: does Sedna, the most distant object ever discovered in our Solar System, have a moon? And if it does, why haven't we seen it yet? A group of British astronomers has ...

ATLANTA — The moon goes by many names. August saw the full sturgeon moon while in March sky-gazers may have witnessed the blood moon, which occurs when the satellite appears to turn red during a lunar ...