The moon's last quarter - or final quarter phase will occur at 07:59 a.m. EDT (1159 GMT) on the morning of May 20 for viewers ...

The half-lit disk of the first quarter moon will grace the night sky on Monday (June 2), presenting a wealth of lunar ...

If you drew a line from the Earth to the sun and another from the Earth to the moon, those lines would be perpendicular. During the waxing gibbous moon phase, the illuminated portion of the moon ...

Two days after its new phase, the moon will make a close pass to Jupiter in the evening sky while the summer constellations ...

Our moon goes through phases, sometimes turning red or disappearing ... The eclipse's path might not line up with where you're located, so keep an eye out for livestreams to get in on the action ...

Jupiter teams up with an exceedingly narrow crescent moon for the last time this year in the evening sky on May 27.

The moon was officially at its new phase on Sunday. It also was at its ... On Friday, the moon will form an almost perfect line with the two brightest stars of Gemini the twins, Pollux and Castor.