NASA is closely monitoring a building-sized asteroid as it makes its closest approach to Earth today, among a group of five other space rocks passing by our planet over the next two days. The asteroid ...

Researchers have proposed many origins for a gravity anomaly in Wilkes Land, East Antarctica, but the latest evidence ...

The Perseverance rover on Mars is set to begin its newest challenge: a slog up the rim of the Jezero Crater that will take months to complete. The rover will face steep slopes and difficult terrain, ...