Reaching Europa remains one of the hardest challenges in space exploration. Explore the massive spacecraft, fuel, and time requirements for a human mission and why today’s technology still falls short ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

NASA Juno mission captured amazing new imagery of Jupiter's moon Europa. The spacecraft flew about 219 miles (352 kilometers) ...

A Space Odyssey and Gattaca are among the best examples of 20th-century hard sci-fi, grounding their plots in logic and plausibility.

Io, moon of Jespiter Jupiter, is famously volcanically active. It has more than 400 active volcanoes, over an area the size of Asia. Some of the volcanic mountains are taller than Mount Everest.

The Trump administration has begun detailed planning for a new mission to send U.S. troops and intelligence officers into Mexico to target drug cartels, according to two U.S. officials and two former ...

Due to the lapse in federal government funding, NASA is not updating this website. We're working continuously to improve our search results. If you aren't finding what you expect, please use our ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Due to the lapse in federal government funding, NASA is not updating this website. We're working continuously to improve our search results. If you aren't finding what you expect, please use our ...

Social media was abuzz with a bizarre report — that NASA is running a "going out of business" sale and is attempting to sell its satellites. The news spread quickly, with social media users cracking ...

HELSINKI — Australian company HEO has imaged and modeled a mystery Chinese satellite prior to its reentry into Earth’s atmosphere, revealing previously unknown details about the spacecraft. Xinjishu ...