From how space rocks wobble to where to hit them, scientists are learning the fine art of asteroid deflection — and it could ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects ...

There once was a dream of cities in space — vast cylindrical habitats, self-sufficient and populated by millions who would ...

In orbit, astronauts float weightless because they’re in continuous free-fall around Earth. To recreate gravity, engineers ...

When we talk about feats of engineering, very few megastructures on Earth rival the sheer scale of China's Three Gorges Dam. It's located in Hubei province, spanning the mighty Yangtze River, and it's ...

Astronomers observe for the first time the actual motion of spirals in a protoplanetary disk, revealing gravitational ...

By combining Gaia’s massive asteroid dataset with AI modeling, scientists discovered that asteroid rotation depends on how ...

A comet discovered earlier this year, now just bright enough to be visible to the naked eye, is poised to be among the top celestial events of 2025. Known as C/2025 A6 (Lemmon), this celestial ...

If you're in the right plane, can you start out in daylight and circle the Earth without ever seeing darkness? Sure, you can ... but you'll need plenty of fuel.

The possibility of 3I/ATLAS being alien tech has the UN being urged to prepare for the unthinkable: an extraterrestrial ...

Known as C/2025 A6 (Lemmon), this celestial wanderer is currently in the western sky after sunset, not far from the Big Dipper, and is well placed for viewing as the sky gets dark. Astronomers ...

From a distance, Biosphere 2 emerges from the cacti and creosote of the Sonoran desert like a gleaming oasis, a colony of ...