Earth, asteroid

Astronomers are closely monitoring Asteroid 2024 YR4 as it heads towards Earth. Should we be worried about it? Here's what ...
NASA and ESA are monitoring asteroid 2024 YR4, with an estimated size of up to 328 feet and a 1.2% chance of impacting Earth.
A newly-discovered asteroid about 100 metres wide and on a potential collision course with Earth has activated international ...
Global planetary defence procedures have been triggered for the first time after a 100 metre-wide asteroid was revealed to ...