Astronomers discovered asteroid 2024 YR4. It crosses Earth's orbit. Observations show a slightly increased chance of a lunar impact in 2032. The probability is now 4.3%. There is no risk to Earth.

NASA recently revealed that improved observations from the James Webb Space Telescope (JWST) have sharpened the asteroid's projected path.

The James Webb Space Telescope has taken another look at the potential "city-killer" asteroid 2024 YR4 and found its chances ...

Here’s something wild: a chunk of the Moon might’ve broken off, and it’s hanging out closer to Earth than you’d think! 🌙 ...

Shortly after astronomers detected asteroid 2024 YR4 on December 27, 2024, they realized it posed no threat to Earth. But it ...

Bountiful remains of foraminifera reveal how organisms responded to climate disturbances of the past. They can help predict the future, too.

These explosions, called extreme nuclear transients, shine for longer than typical supernovas and get 30 to 1,000 times as bright.