Strange cone-shaped rocks led scientists to the hidden remains of one of Earth’s oldest asteroid impacts. It could help us find fossil life on Mars.

Scientists thought this crater in Australia was the world’s oldest – but an independent analysis shows they might be off by ...

Mars, often imagined as a lifeless desert battered by radiation and cold, holds within its crust the haunting memory of a ...

For decades, scientists have theorized about how Mars reached its current state. Many believe that the Red Planet's surface ...

The discovery of more than 15,000 kilometers of ancient riverbeds on Mars suggests that the Red Planet may once have been much wetter than previously thought.

Researchers show algae can grow in Mars-like atmospheric pressure conditions. If humans are ever to establish permanent ...

If we're to land humans on Mars in the coming decades, we'll have to know what challenges await them when they get there.

NASA’s Mars Reconnaissance Orbiter has learned to pull off daring 120-degree rolls that give its SHARAD radar ...

NASA has discovered the interstellar comet 3I/Atlas, located 4.5 au from the Sun, offering a rare glimpse into celestial ...

The full buck moon will reach its peak illumination on Thursday, July 10. It’s just one of this month’s celestial highlights.

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread. Unravelling Earth's ...

White House takes aim at several projects failing to meet cost and schedule estimates—and several more that aren’t.