While not an alien spacecraft, 'Oumuamua was an interstellar object (ISO), which came from another planetary system far, far away — and traveled at the blazingly fast speed of 196,000 miles per ...

March 27 (UPI) --The European Space Agency announced Thursday the Gaia spacecraft was turned off ... finds biggest known organic molecules on Mars March 25 (UPI) -- The NASA rover "Curiosity ...

The car-sized spacecraft swooped within 8 million miles (6.1 million kilometers) of the sun's surface at a whopping 430,000 miles per hour (692,000 kilometers per hour), matching the historic ...

NASA's Martian explorer Curiosity has found yet another mystery on the rocky road towards Mars' boxwork region. Credit: NASA / JPL-Caltech Aliens aren't terraforming Mars, but one of NASA's rovers ...

NASA has called off a planned cargo mission to the International Space Station (ISS) due to a damaged spacecraft. The spacecraft is a robotic Cygnus freighter, built by the Virginia-based company ...

The envoy, Kirill Dmitriev, said Moscow could discuss the offer with Musk by video conference. Russia could supply a small nuclear power plant for a mission to Mars planned by billionaire ...

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

Elon Musk's estranged trans daughter called her father's plans to colonize Mars a 'marketing scheme' during an appearance on a liberal's live stream. Vivian Wilson, 20, appeared on the live ...

March 27 (Reuters) - Russia could supply a small nuclear power plant for a mission to Mars planned by billionaire entrepreneur and SpaceX CEO Elon Musk, President Vladimir Putin's international ...