A long-standing idea in planetary science is that water-rich meteorites arriving late in Earth's history could have delivered a major share of Earth's water. A new study by Universities Space Research ...

A close-up view of a portion of a "relatively fresh" crater, looking southeast, as photographed during the third Apollo 15 lunar surface ...

Scientists estimate a 4.3 percent chance that asteroid 2024 YR4 could strike the Moon, creating a massive crater and ...

Networks created to measure quakes deep underground could also track old, potentially dangerous satellites burning up in the ...

Our planet is unique for its ability to sustain abundant life. From studies of the rock record, scientists believe life had already emerged on Earth at least 3.5 billion years ago and probably much ...

Trump's calls for a takeover of Greenland puts open scientific collaboration that is helping our understanding of the threat ...

A meteor explosion has been captured from space for the first time ever, thanks to a team aboard the International Space ...

Networks created to measure quakes deep underground could also track old, potentially dangerous satellites burning up in the ...

Greenland, the largest island on Earth, possesses some of the richest stores of natural resources anywhere in the world.

This year promises to be a spectacular one for skywatchers, offering an exceptional mix of planetary alignments, eclipses, ...

A meteor-like streak stunned millions as NASA's SpaceX Dragon capsule returned to Earth. Here's what it is and why Elon ...