Strange objects from other star systems are visiting our solar system. These interstellar visitors are scientifically valuable but disappear quickly. Scientists are calling for a global response ...

NASA has concluded that asteroid 2024 YR4, the space rock that briefly alarmed planetary scientists after its discovery in ...

Four years ago, NASA purposely smashed a spacecraft into a small asteroid to see if they could deflect it—a test to prove humanity could protect Earth from threatening space rocks.

NASA says an impact from its DART spacecraft changed the orbit of an asteroid for the first time ever, offering hope for planetary defense.

Of all the asteroids that have imperiled the planet, 2024 YR4 is unparalleled. An Earth impact was eventually ruled out in ...

The Cat’s Eye Nebula holds a special place in scientific history. In 1864, astronomers examining the spectrum of its light ...

Venus and Saturn are due for a visually striking event known as a planetary conjunction this weekend in time with daylight saving.

Venus and Saturn will appear close together in the night sky Sunday, March 8. Here's how to see the conjunction from around ...

A new study shows that, not only did the agency’s 2022 DART mission shift the orbit of the moonlet Dimorphos, it also changed the path of its parent asteroid around the sun.

Venus and Saturn will appear close together in the night sky Sunday, March 8. Here's how to see the conjunction from around ...

In September 2022, NASA’s DART spacecraft rammed into the asteroid moonlet Dimorphos at nearly 15,000 miles per hour (24,000 ...