While a part of the United States braved extreme winter cold, January 2026 brought sweltering summer conditions to many parts of Australia.

On Feb. 11, NASA’s Neil Gehrels Swift Observatory temporarily suspended most science operations in an effort to reduce atmospheric drag and slow the ...

This artist’s concept shows a thick shell of gas and dust that has been expelled from a massive star’s outer layers as its core collapses after running out of fuel. At the center, a hot, dense ball of ...

An ecologist, a volcanologist, and a chemist walk into a forest… it sounds like the beginning of a bad joke, but this very real collaboration between scientists from NASA and the Universidad de Costa ...

This stunning Hubble image reveals a dramatic interplay of light and shadow in the Egg Nebula, sculpted by freshly ejected stardust.

The thermal infrared capabilities of an imager on NASA’s Terra satellite have been shut off and will no longer collect data, more than 25 years after the ...

There are few other places like Daintree rainforest in far north Queensland. Thought to be among the most ancient forests in the world, Daintree has many plants with lineages that scientists have ...

A sunny day in early 2026 revealed the remnants of a winter storm on Arizona’s high desert—and produced a striking, if somewhat puzzling, display of light and shadow in the Grand Canyon. An astronaut ...

NASA's Mars Reconnaissance Orbiter blasted off from Cape Canaveral in 2005, on a search for evidence that water persisted on the surface of Mars for long periods of time. While other Mars missions ...

On the Moon, snow does not fall. Thunder never rolls. No clouds form in the pitch-black sky. “Weather” on the Moon means something completely different than it does on Earth.

This exoplanetary encyclopedia — continuously updated, with more than 6,000 entries — combines interactive 3D models and detailed data on all confirmed exoplanets. When you select a planet’s name, see ...