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

The huge 1,600-mile (2,500-kilometer) wide expanse of the South Pole–Aitken Basin extends considerably onto the far side of ...

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 satellites burning up in the atmosphere above, Johns ...

A long-standing idea in planetary science is that water-rich meteorites arriving late in Earth's history could have delivered ...

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 ...

Researchers have uncovered surprising evidence that the deep ocean’s carbon-fixing engine works very differently than long assumed. While ammonia-oxidizing archaea were thought to dominate carbon ...

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 ...

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

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

The upcoming features were published on the Terraria wiki, and outline what to expect from 1.4.5 when it comes out. Here's ...

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