DART's goal was to examine how well a planetary defense strategy in moving a threatening space rock away from Earth. Hera will examine the collision from a nearby vantage point, providing a different ...

"Asteroids and comets with a perihelion distance (closest to the Sun) less than 1.3 astronomical units (AU), or approximately ...

When the 'God of chaos' asteroid Apophis makes an ultraclose flyby of Earth in 2029, our planet's gravity may trigger tremors ...

It's here to stay, or at least until Thanksgiving week. But it's not a moon. In fact, it's an asteroid named 2024 PT5. It entered Earth's orbit on Sept. 29 and will be taking up residency in our ...

A new study posits that our planet's gravity will cause seismic activity on Apophis when it makes its close approach in 2029.

The moon will soon have a companion in Earth's orbit for a limited time. An Arjuna asteroid will become a "mini-moon" event for nearly two months starting Sept. 29, according to a study published in ...

Scientists first caught sight of the mini-moon while observing an asteroid named Polymele, near the outskirts of the solar system. NASA says that the asteroid is around 17 miles along its widest axis.

On September 29, an asteroid dubbed 2024 PT5 will become a "mini-moon" of sorts, temporarily entering Earth's orbit for almost two months before the forces of gravity return it to a vast field of ...

A visitor from space is about to join our planet for a brief visit - and become a ‘second moon’. An asteroid, known as 2024 PT5, will become a ‘mini-moon’ of Earth for a few weeks, orbiting our planet ...

primarily to put a small lander on the moon. However, Vestri will separate once in space and continue to the target asteroid, closely studying its composition. Its main task is verifying the ...

The moon will soon have a companion in Earth's orbit for a limited time. An Arjuna asteroid will become a "mini-moon" event for nearly two months starting Sept. 29, according to a study published ...