The number of satellites orbiting Earth is rising fast, thanks to private companies such as SpaceX. But just how big will ...

A paper by astronomers Nathan Kaib and Sean Raymond released earlier this month used new simulations to determine how likely ...

A passing star has been discovered that could cause chaos in the Solar System, sending Earth flying out of orbit.

As Earth’s orbit becomes increasingly crowded, we need more data on how space weather impacts their reentries, researchers ...

New research suggests that our entire solar system is vulnerable to being thrown into chaos by a distant star.

But this assumes that nothing affects the Solar System in the meantime, and that is not a certainty. As we travel around the ...

Rocket Lab plans to launch an Earth-observing satellite for the company BlackSky tonight (May 28), and you can watch the ...

In a May 16 notice, the service calls for feedback from firms that can provide space domain awareness in the “increasingly ...

On Tuesday (May 20), the Seattle-based startup unveiled the outline of the groundbreaking flight, which is called Otter Pup 2 ...

A 2.5-kilogram chunk of metal found on a Canadian farm in August 2024 has become a symbol of a growing dilemma in space ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.