The Webb telescope is well-suited to identify asteroid 2024 YR4's size. Webb views a type of light we can't see with the ...

A deep field image captured by the James Webb Space Telescope is of galaxy cluster SMACS 0723. Credit: NASA, ESA, CSA, and STScI | mash mix: Space.com Music: Tranquil Dawn by Amber Glow / courtesy of ...

Spend 8 minutes with an image that has changed astronomy forever - the first-ever deep field view of galaxy cluster SMACS ...

(THE CONVERSATION) If you want to know what happened in the earliest years of the universe, you are going to need a very big, very specialized telescope. Much to the joy of astronomers and space fans ...

Where is all the water that may form oceans on distant planets and moons? The SPHEREx astrophysics mission will search the ...

NASA is training humanity’s most powerful telescope on a “city-killing” asteroid to determine whether or not we need to brace ...

The structure is nearly 600 million light-years from Earth and is an early display of the nascent dark matter telescope's ...

As more satellites, telescopes, and other spacecraft are built to be repairable, it will take reliable trajectories for ...

Just as modern telescopes reveal the hidden structure of nebulae and star clusters, understanding the physics behind twilight ...

YR4 has a roughly 2 percent chance of hitting Earth in 2032, and “is large enough to cause localized damage,” NASA says.

A new telescope could launch as early as late February. SPHEREx will look into deep space and also search for organic ...