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NASA's SPHEREx space observatory has three concentric cones to direct heat and light away from the telescope to keep it at the right temperature. - BAE Systems/JPL-Caltech/NASA NASA’s newest space ...

KOUROU, French Guiana - The James Webb Space Telescope, Hubble’s bigger, more powerful successor, is scheduled for liftoff on Christmas morning from the coast of South America. It will be the largest ...

Nasa has completed the assembly of the Nancy Grace Roman Space Telescope. This mission will map the universe 100 times faster than Hubble.

Its electronic gaze will sift through endless voids and millions of galaxies to hunt dark matter.

UPDATE (March 11, 7:53 p.m.) — SpaceX officials in a post on social media said all systems are looking good for Tuesday evening's launch. UPDATE (March 10, 8 p.m.) — SpaceX is now targeting Tuesday ...

Remember just last week when we were all excitedly reading about the record one in 32 chance that a giant asteroid was on a collision course with Earth? Well, it isn't anymore but that doesn't mean ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. NASA’s two-for ...

SPHEREx is slated to launch Feb. 27 on a SpaceX rocket. It is meant to map the entire night sky in infrared — something even the JWST can't exactly do. When you purchase through links on our site, we ...

Editor’s note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. (CNN) — NASA’s newest space telescope, ...

(CNN) — NASA’s newest space telescope, SPHEREx, designed to seek out the key ingredients for life in the Milky Way, and a sun-focused mission called PUNCH, will have to wait a bit longer to lift off ...