The finest ever map of the cosmic microwave background - the faint evidence of the universe's early form - has yielded ...

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

When and where will the total lunar eclipse be visible? We show who will have the best views and when you should watch.

This month's full moon was due to pass through the shadow of Earth either late Thursday night or very early Friday morning, depending on the viewer's time zone. It was visible to people in the ...

Viewed from above the solar system, the seven planets will fall within Earth’s line of sight at sunset, and will not be obscured by the sun. Whenever planets are visible in the night sky ...

NASA astronauts Sunita Williams and Butch Wilmore are set to return to Earth after a nine-month stay at the ISS. Their ...

The Canadian-built Atacama Cosmology Telescope in the high Chilean desert mountains, which has just given up its final batch ...

A total lunar eclipse will make the moon appear red across the Western Hemisphere during the "Blood Worm Moon" this week.

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

Dave Ramsey warns Americans on Social Security, Roth IRA, 401 (k) The iconic road in your state that everyone should drive ...

Exactly two weeks after the "blood moon" total lunar eclipse comes a partial solar eclipse visible to some in North America.

Here’s why and how the moon can look yellow, orange or red without an eclipse and when Friday's total lunar eclipse blood ...