Beautifully captured against a starry sky, Comet C/2024 G3 (ATLAS) — dubbed by some as the "Great Comet of 2025" — shines ...

Is it time to start worrying? Eric Berger, Ars Technica It’s Spring on Mars—and That Means Violently Explosive Geysers and Avalanches NASA’s Martian probes have captured photos of the Red ...

NASA and General Atomics test nuclear fuel for future moon and Mars missions The total value of the awards is $2.625 million, meaning up to $175,000 for each chosen concept. While not all of these ...

Mars, even to the casual observer, bears a striking resemblance to Death Valley in satellite imagery, featuring sand dunes, salt flats, and playas. Like Death Valley, the Martian surface is actively ...

There aren’t any creepy crawlies on Mars, but fresh images from an orbiting probe show a swarm of 'spiders' seemingly scurrying across the planet's dusty ...

NASA’s Mars Science Laboratory Curiosity rover ... curid=22929212 The gas, carrying dark Martian dust, erupts through the ice in geyser-like fountains. As the material falls back to the surface, it ...

In 2005, NASA's Cassini spacecraft first discovered towering plumes of water vapor erupting from the moon's frozen surface, for instance, and it was later theorized that these geysers come from a ...

Since its arrival on the Martian surface five years ago, NASA’s Perseverance rover has been busy scouring the Red Planet for ...