3I/ATLAS was just a comet – but could we have defended ourselves if it was aliens?

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

Video: Just how safe is the Earth from asteroids and comets

Planetary defence expert Dr Robin Andrews spoke to Metro about what exactly we could do if something in space was heading ...
The News International

Discovery of 40,000 near-Earth asteroids could pose threat to Earth: Here’s how

A surprising discovery has been unveiled by astronomers as they have categorized the 40,000th near-Earth asteroid. The recent announcement marks a significant milestone in the detection of space rocks ...
Newsweek

NASA Tracking Bus-Sized Asteroid Approaching Earth This Week

NASA is monitoring a bus-sized asteroid that’s soaring towards Earth at nearly 8,000 miles per hour, according to the space agency's Center for Near Earth Object Studies (CNEOS). Estimated to measure ...