Estimating the mass of a potentially dangerous asteroid remains a key parameter for planetary protection, but traditional radio frequency tracking methods do not allow accurate measurement of small ...

Some bacteria can take a punch that would crush a submarine. In a new set of impact tests, one desert microbe, Deinococcus ...

"For asteroids of the size scale relevant to planetary defense (i.e., ∼50-500 m), the mass can only be directly measured ...

Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about ...

This week the telescope revealed its first real-time sky alerts, issuing 800,000 alerts for transient events in just one night, February 24, 2026. Some of these were variable stars – which go through ...

The Rubin Observatory’s real-time alert system can detect millions of cosmic events per night, from asteroids to supernovae, ...

The Vera C. Rubin Observatory has officially activated its automated alert system, to explore and detect the object movements in space. The system went live on February 24 and generated ...

The next asteroid won’t come with a warning siren. What happens after it’s discovered could determine everything.

The dinosaurs were wiped out by an asteroid, but does that mean we risk suffering the same fate - and should you be worried about the possibility? Leah Crane sets the matter straight ...