The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

More than $10 billion in funds are included in Trump’s tax and spending bill for NASA programs previously targeted by the ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth? A discovery ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

In an unexpected turn of events, NASA’s Curiosity rover has cracked open a rock on Mars, uncovering something so surprising ...

Curiosity, NASA's Mars rover, accidentally cracked open a seemingly ordinary rock, revealing an unexpected yellow substance ...

A Martian meteorite, NWA-16788, weighing 24.67 kg, will be auctioned at Sotheby's. Found in Niger, it is estimated to fetch up to $4 million.

Microbes have been discovered alive inside 2-billion-year-old rock, offering a rare window into Earth’s deep past. Found in ...

In a groundbreaking revelation, NASA’s rover discoveries may change everything we thought we knew about thehistory of Mars.

NASA has discovered a rare interstellar object named 3I/ATLAS—only the third of its kind ever detected. The comet, which ...

For only the third time in history, astronomers have discovered a new interstellar object that originated from outside our ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...