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

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

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

NASA’s Webb Telescope detects the earliest known supernova, GRB 250314A, 730 million years after the Big Bang, capturing its host galaxy and providing unprecedented early-universe observations.

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 ...

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 ...

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 interactive online map, created using data from NASA's James Webb Space Telescope, details some 800,000 galaxies across a vast cosmic distance. Scrolling and zooming in can take users some 13.5 ...

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

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 ...