The final milestone in construction was reached on November 25, as technicians carefully joined the giant telescope's inner ...

NASA has finished building the Nancy Grace Roman Space Telescope, completing assembly of the agency’s next flagship ...

Several sugars have been found on a sample of the asteroid Bennu, which may provide scientists with clues about our early ...

NASA released new images of 3I/ATLAS, the third comet ever to be discovered in Earth's cosmic neighborhood originating from elsewhere in the universe.

The final integration of the telescope's major observatory components took place on Nov. 25 inside NASA's Goddard Space ...

Dark matter is special in that it doesn't emit, absorb or interact with light, so science had to find a more creative way to ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

This image of the Vela Molecular Ridge was captured by SPHEREx and is part of the mission’s first public data release. The yellow patch on the right side of the image is the emission nebula RCW 36, a ...

The 1998 discovery that the universe is expanding at an accelerated rate raised new and profound questions about the nature and fate of the universe. Based on measurements of the speed of distant ...

NASA's next big eye on the cosmos is now fully assembled. On Nov. 25, technicians joined the inner and outer portions of the ...