What views of the night sky would we have if we had evolved on the Jupiter moon Europa, or one of the TRAPPIST-1 planets? If you have a clear view of the night sky at the end of February ...

This image features a deep field view of the Cassiopeia constellation immersed in the glow of ionized hydrogen gas, where the ...

As the moon reflects the sun's light, the shadow dims the moon's glow. During the peak of a total lunar eclipse, the moon ...

By Katrina Miller Astute skywatchers may have already seen the striking line of planets across the night sky in January. This week Mercury joins the queue. Now every other world in our solar ...

KINGSPORT, Tenn. (WJHL) —This week, the night sky will provide the opportunity to view up to seven planets in our solar system. Mercury, Venus, Mars, Jupiter and Saturn will be visible to the ...

The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in ...

The $488 million Spherex mission aims to explain how galaxies formed and evolved over billions of years, and how the universe ...

Seven planets are aligning in the night sky this week, creating a brief chance to see a "planetary parade." Worldwide, the best day to see the alignment is today, Feb. 28. Mercury, Venus ...

This is the same process that makes our sky appear blue by day or reddish-orange at sunset. Due to the expected red color, many refer to this phenomenon during a lunar eclipse as a "blood moon." ...

FLORIDA — Sky watchers and astronomy lovers got a very rare treat as a total lunar eclipse dazzled the night sky above Central Florida early Friday morning. Sometimes, people get confused about ...

On Rum, Europe’s newest dark-sky sanctuary, the island’s 40 residents have learned to embrace darkness. A night sky above a copse of trees on Guirdil Bay on the Isle of Rum in Scotland.Credit ...