Gamma rays detected by NASA's Fermi spacecraft indicate that microquasars are powered by small black holes slowly devouring ...

An asteroid gaining notoriety for its potential to collide with Earth in 2032 was estimated Tuesday to have roughly a 3% ...

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" ...

New data shrank the odds that this asteroid will hit Earth, but astronomers will continue to study it. Here’s what you need ...

YR4 has a small chance of hitting Earth in 2032, but as astronomers make more observations about its trajectory, the odds of ...

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

Astronomers briefly raised the alert level for an asteroid that could be on a collision course with Earth. They gave it a 3% chance of hitting Earth in 2032, which is the highest percentage ever given ...

The likelihood of 2024 YR4 colliding with the our planet in 2032 have ticked up to over 3 percent. Is it time to start ...

The chances of an asteroid colliding with Earth in 2032 reached a record high before decreasing on Wednesday. Here's what to ...

The risk that an increasingly ominous asteroid dubbed 2024 YR4 will crash into Earth in seven years now exceeds the the ...

This Google Maps image captured in 2021 revealed a mysterious, triangular dark patch in the middle of the Pacific Ocean, ...

YR4, recently identified as the highest-risk asteroid detected to date, has a small but notable chance of colliding with ...