From the potential of orbital railguns, to space elevators on the moon and Mars, to the threat of AI taking over your job, to ...

A 1-in-83 chance of an impact represented a 1.2% chance of an impact. That meant there was a 98.8% that 2024 YR4 would miss ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

Some high-density airspace regions could have as high as a 26% of being affected by an uncontrolled rocket body reentry.

Researchers have discovered various topological structures in water waves (skyrmions, merons, Möbius and vortices with ...

The Space Development Agency has issued a draft request for solicitation calling for industry input on the development of the ...

The seven planets will not be perfectly aligned, but will appear in an arc across the sky due to their orbital plane in the Solar System. The world will witness a rare sighting in the sky in late ...

Sens. Dan Sullivan (R-Alaska) and Kevin Cramer (R-N.D.) introduced the “Iron Dome Act” on Feb. 6, proposing $19.5 billion in ...

The study builds on work by the authors presented at the annual International Orbital Debris Conference ... but a collision between a commercial plane and space debris could "lead to mass casualties." ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...