A NASA planetary defense officer warns thousands of near-Earth asteroids capable of destroying a city remain undetected.
NASA’s asteroid trackers tighten CR2’s orbit with fresh data, and open catalogs show how fast checks keep flybys calm for all now.
A NASA scientist has warned that thousands of city-killing asteroids could strike Earth, and there’s currently no defense humanity could use to stop them.
On 14 February 2026, at the American Association for the Advancement of Science annual meeting in Phoenix, Arizona, Kelly ...
Two new satellite missions will help NASA scientists better understand Earth and improve the ability to foresee environmental ...
"We don’t know where they are,” said NASA’s planetary defense officer Kelly Fast at the AAAS conference in Arizona this week.
NASA has raised red flags over growing asteroid threats that could potentially damage the Earth.To one’s surprise, astronomers are unaware of the location of thousands ...