The universe is ballooning outward at an ever-faster clip under the power of an unknown force dubbed dark energy. One of the ...

NASA's James Webb Space Telescope was recently used to capture direct images of four Saturn-like exoplanets in a solar system 130 light-years away.

NASA’s James Webb Space Telescope made a captivating discovery in the area of planets beyond Earth. A unique planet named 55 ...

New images of the infant universe captured by the Atacama Cosmology Telescope (ACT) are the most precise "baby pictures" to ...

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

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

The now famous ill-fated attempt to get Boeing’s Starliner capsule to begin ferrying astronauts to and from the International ...

These stunning celestial formations, captured using advanced space telescopes, reveal intricate details of stars at various ...

NASA’s SPHEREx mission has successfully communicated with Earth, marking the start of an ambitious journey to map the cosmos.

NASA astronauts Butch Wilmore and Suni Williams, who were stuck in space for more than nine months, are finally on their way ...

The postponement, driven primarily by thick clouds, was the second scrub of the flight since an issue with the rocket on ...

SPHEREx hopes to solve some of the universe's biggest mysteries, while PUNCH will study the sun’s outer atmosphere, the corona. Here's what to know.