Any uncertainty in the calculation of the object’s orbit causes variations in the predicted solution. Instead of one precise ...

The asteroid known as 2024 YR4 is out of sight yet still very much on scientists' minds as its revised trajectory is now ...

Aliens are visiting our solar system. Not little green men, sadly, but natural alien objects—cosmic bodies such as comets and ...

Earth is hit by asteroids all the time, but to avoid severe damages in the future NASA's Double Asteroid Redirection Test ...

Astronomers have discovered six asteroids that are ‘potentially dangerous to Earth’. But is there a reason to panic? Venus, our celestial next-door neighbour, is hiding possibly hundreds of ...

NASA currently leads the nation's planetary defense efforts, but some are calling for the Space Force to take control.

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.

Learn about the plane-sized asteroid that will pass by Earth the week of July 28, 2025, and find out how astronauts can track ...

According to NASA, asteroids are inactive bodies made of all the rocky, dusty and metallic materials left behind from the ...

YR4 was detected by the Asteroid Terrestrial-impact Last Alert System, or ATLAS telescope, in Río Hurtado, Chile, two days ...

This year, the alert system for defending the planet against incoming space rocks was activated for the first time. It won’t be the last ...

Several massive asteroids are expected to whiz close to Earth in the coming weeks, including one nearly the size of the Empire State Building. Two are expected to soar near the planet on Saturday ...