Extreme solar activity or even a software glitch could put us just days away from a satellite collision in low-Earth orbit.

In low-Earth orbit, the time margin that used to isolate routine operations and an accident has been reduced in months to ...

Earth orbit is becoming increasingly crowded. With more than 11,000 active satellites and many thousands more expected in the coming years, as well as more than 1.2 million pieces of space debris ...

New study warns rising orbital congestion increases Satellite Collision risk as Earth’s crowded low orbit grows more fragile daily.

Proto-Earth is the term used to describe the earliest days of our planet, the body from which our pale blue dot evolved. At this stage of its geological evolution, it likely existed only for a ...

Russian scientists will soon meet in secret to work on a plan for saving Earth from a possible catastrophic collision with a giant asteroid in 26 years, the head of Russia's space agency said ...

If the building-size asteroid 2024 YR4 crashes into the moon in December 2032, the impact will produce a bright flash that ...

The asteroid 2024 YR4, which was once thought to be on a collision course with Earth, may still pose a threat to the planet. There is still a chance the space rock could smash into the moon, and the ...

New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon, came from closer to the sun. Artist’s impression of the collision between ...

Last Word is New Scientist’s long-running series in which readers give scientific answers to each other’s questions, ranging from the minutiae of everyday life to absurd astronomical hypotheticals. To ...

One bright day on Earth about 4.5 billion years ago, everything changed. A massive object slammed into the young planet. The impact was so large that bits were flung out into space, eventually ...