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

Mauna Kea in Hawaii is a place where the heavens seem to touch the earth. With its towering peaks and clear skies, it's one ...

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 ...

March 8: The Moon Meets Mars On the night of March 8, the moon and Mars will transit through the sky together from the south to the western sky. Weather permitting, the duo will remain visible ...

There are no streetlights, light-flooded sports fields, neon signs, industrial sites or anything else casting a glow against the night sky. On a cold January day, the sun sets early and rises late ...

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 ...

The wider view-field of most lower-power binoculars is ... That can leave out as much as two-thirds of the night sky. There are special armed rigs for binoculars that either fit to or come with ...

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

This week, keen stargazers will be treated to a spectacular display in the night sky. In a rare 'planetary parade', all seven planets will align and be visible from Earth. Best of all ...