Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

The Sins of a Solar Empire 2 1.5 update overhauls the game's AI, turning its NPC factions from human-hating machines into ...

And why many scientists are freaked out about the first serious for-profit company moving into the solar geoengineering field.

Interstellar comet 3I/ATLAS is approaching Earth on December 19 but NASA has clarified that it does not pose any threat to ...

The mysterious interstellar object 3I/ATLAS may be seeding the worlds of this solar system with the early stages of life, new scans reveal.

Scientists studying the interstellar object ‘Oumuamua have proposed that it may be a fragment from a Pluto-like planet beyond ...

Scientists have long believed that the Moon was formed by a massive object crashing into the Earth. But what was that thing ...

Meteorites are like a time machine and spacecraft all in one. Discover how our scientists use rare specimens in the meteorite ...

Interstellar Comet 3I/ATLAS is nearing Earth. Hubble and Juice captured new images, revealing an alien object with a strange ...

To date, the Voyager 2 probe has provided the only direct measurements of the radiation environment at Uranus. This led to ...

Harvard scientist Avi Loeb said the amounts of methanol and hydrogen cyanide present from the gas plumes by 3I/ATLAS may ...

NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – again. Here's a look at the latest photo of the intriguing ...