For the first time, a much younger version of the sun has been caught red-handed blowing bubbles in the galaxy by astronomers using NASA's Chandra X-ray Observatory. The bubble—called an "astrosphere" ...

A rare planetary parade of six planets will light up the night sky at the end of February, with four visible to the naked eye ...

Skygazers can usually spot two or three planets after sunset, according to NASA. Hangouts of four or five that can be glimpsed with the naked eye are less common and occur every few years. Last year ...

February 22 and 23 feature the waxing crescent moon, Jupiter, and Gemini’s twin stars in the evening sky. Pleiades and Aldebaran are also visible from sunset to midnight.

Add Yahoo as a preferred source to see more of our stories on Google. Ever seen a rare green streak of light near the horizon right around sunrise or sunset? These "green flashes" are beautiful indeed ...

Discover a rare optical phenomenon that appears as a brief green glow at the top of the sun just after sunset or just before sunrise. The green flash happens when Earth’s atmosphere bends sunlight, ...

WASHINGTON, Feb 4 (Reuters) - Jupiter, without a doubt, is the biggest planet in our solar system. But it turns out that it is not quite as large - by ever so small an amount - as scientists had ...

NASA scientists spotted a weird green flash on Jupiter — a bright, unexpected burst of green light that shouldn’t be there according to everything we know about the giant planet’s atmosphere. This ...

The Moon passes 4° north of Jupiter at 9 P.M. EST. The pair shares the central regions of Gemini this evening, with the Moon appearing to the upper left of Jupiter, and framed on the left by the Twins ...