“Impact flashes on the moon are very common,” University of Colorado Boulder astrophysical and planetary sciences professor Paul Hayne said. “In fact, they happen more or less every night, and it’s a ...

The asteroid, known as 2022 RD2, belongs to a rare class of space rocks called Arjunas. These objects travel around the sun ...

The quiet arrival offers another indication that the sun is moving into the declining phase of its 11-year cycle.

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

Asteroid 2024 YR4 will not hit Earth, but it has forced planetary defense experts to confront a different kind of worst case: ...

New observations show that asteroid 1998 KY26 is a mere 11 meters across and spinning twice as fast as previously thought.

This year, the internet has taken great interest in 3I/ATLAS — only the third interstellar object ever detected, though also the third since 2017. (The overwhelming scientific consensus suggests ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

European Space Agency says milestone highlights both Earth’s vulnerability and advances in planetary-defense science - ...

A massive geomagnetic superstorm in May 2024 gave scientists an unprecedented look at how Earth’s plasma shield collapses and slowly rebuilds under extreme solar pressure. Using the perfectly ...

Asteroid 2025 VP1 is hurtling through space at more than 18,300 miles per hour, the space agency has reported.

Warm, humid air will hang over south Arkansas through mid-week, with a daily chance of showers or thunderstorms and only ...