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

At the far reaches of our Solar System lies Pluto, a mysterious world shrouded in shadows and icy terrain. NASA’s latest ...

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

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

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

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

NASA confirms that the 65-foot asteroid, 2025 MN88, will make its closest approach to Earth today, traveling at a high speed of 17,518 miles per hour.

China is positioning itself to take the lead in one of the most coveted goals in planetary science—returning samples from ...

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

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 ...

Data from oceans, ice and the air all point to the same thing: rising invisible heat. What experiments are working, and what kinds of trials do we need to stop?