In May 1964, Arno Penzias and Robert Wilson were testing how radio waves bounced off balloon satellites developed by Bell ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

The Hubble Space Telescope captured imagery of supernova 2018 GV from 2018-2019. It was seen in barred spiral galaxy NGC 2525 ...

An international team of astronomers has conducted detailed multicolor photometric and spectroscopic observations of SN ...

NASA's Mars rover Perseverance has uncovered rocks in a dry river channel that may hold potential signs of ancient microscopic life, scientists reported Wednesday. They stressed that in-depth analysis ...

Lockheed Martin's concept for a fission surface power (FSP) system on the surface of the moon. Credit: Lockheed Martin WASHINGTON — NASA is moving ahead with plans to support development of a lunar ...

UPDATE for 11 am ET: NASA's Perseverance rover has discovered sediment formations that could be signs of possible biosignatures on Mars, but they could also have a non-biological source. Read our ...

NASA has announced that a sample collected on Mars by its Perseverance rover may contain evidence of ancient microbial life Perseverance took the sample from a rock named Cheyava Falls in a dry ...

Radioisotope power systems (RPS) keep spacecraft going with nuclear batteries. Until now, RPS operated using a plutonium isotope, but researchers have found that an isotope of americium could keep ...

Has NASA found life on Mars? In a word, no. But last year, NASA’s Perseverance rover found signs in an ancient rock that could point to life having existed on the Red Planet billions of years ago. And ...

NASA has begun seeking industry feedback on a draft announcement for partnership proposals, or AFPP, for the second phase of its strategy to support industry’s design and demonstration of commercial ...

Webb, Hubble, and SPHEREx are joining forces to study the interstellar comet 3I/ATLAS, revealing details about its structure and chemistry. The comet isn’t dangerous, but it’s offering scientists a ...