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

As the agency's SPHEREx space telescope and PUNCH solar mission rode toward their orbital stations tonight (March 11) at ...

Following a checkout period lasting one month, the observatory – which measures 8.5 feet tall, 10.5 feet across, and weighs 1,107 pounds – will capture a ...

An eight-day mission has turned into a nine-month space stint for two NASA astronauts who are finally set to come home. But ...

The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

NASA’s two-for-one launch of its newest space telescope, SPHEREx — designed to seek out the key ingredients for life in the ...

NASA's newest space telescope has blasted off to map the entire sky like never before. Launched Tuesday night from California ...

A total lunar eclipse will turn the full moon red on Thursday evening and Friday morning across the Western Hemisphere, depending on where you live.

Here's how to watch all the total lunar eclipse action unfold live and online so you don't miss a second of the dramatic ...

A rare 'Blood Moon' will be visible Thursday night and millions throughout the US will have a good chance of seeing it ...

An upcoming SpaceX mission on Wednesday will bring the next crew set to work on the International Space Station (ISS), but also return a pair of astronauts back to Earth. Barry "Butch" Wilmore and ...