YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see ...

A blood moon is coming. The entirety of the lower 48 states, the greater Americas, and some regions beyond will witness — ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

There's a good chance the northern lights will be visible in the United States on Valentine's Day 2025. Here's why, and where to look for them.

The direct air capture industry has ambitious plans to pull carbon dioxide from the atmosphere, but it’s vying for limited ...

Humans evolved late in Earth history. While this timing inspired the conclusion that humanlike life is a cosmic improbability ...

Roughly 300,000 years ago, our species first appeared on the African landscape before spreading globally and coming to ...

Initially developed by theoretical physicist Brandon Carter in 1983, the “hard steps” model argues that our evolutionary ...

NASA’s Curiosity rover has captured breathtaking images of red and green-tinted clouds drifting across the Martian sky. These ...

Two scientists from Toho University and NASA’s Nexus for Exoplanet System Science ran computer simulations and found that ...

A total lunar eclipse occurs when the Earth moves directly between the sun and the full moon, casting its During totality — ...

"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...