NASA has discovered a mysterious interstellar comet entering our solar system. Learn what this strange visitor is and how scientists are tracking it now.

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

Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have ...

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

Elon Musk ignited a debate by advocating for the International Space Station's retirement, deeming it a hindrance to Mars ...

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

China’s ambitions have surged since May 2021, when its Tianwen-1 mission made it the second nation after the U.S. to land on Mars. The Zhurong rover explored Utopia Planitia, paving the way for bigger ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...