Space
Roman space telescope has launched! You can adopt a pixel
The Nancy Grace Roman Space Telescope launched on August 30, from the Kennedy Space Center. Want to add your name to a pixel? Find out how here!
Earth
Lake Powell hits record low, continues to drop
Lake Powell has hit its lowest level ever. Despite the monsoons, like the flash floods that hit Grand Canyon over the weekend, water levels continue to drop.
Sun

Sun news: Solar cycle 25, an update

Sun news September 2, 2026: August's sunspot number came in at 76, down slightly from July. Solar Cycle 25 stays in its declining phase after the 2024 peak.
Brightest Stars

Fomalhaut is the Loneliest Star once again

Fomalhaut is known as the Loneliest Star because it shines brightly in a dim patch of sky. Saturn joined it in recent years, but is now pulling away.
Space

How do lava-world exoplanets keep their atmospheres?

A new study from researchers at Stanford University helps explain how hot lava-world exoplanets orbiting close to their stars can maintain their atmospheres.
Earth

Will El Niño become supersized? What experts are saying

El Niño is here. But will it become supersized? NOAA says there's a 90% or greater chance for El Niño to become "very strong" between September and January.
Space

Pioneer 11: Watching the Saturn Watchers

Pioneer 11 made history 47 years ago today when it became the 1st spacecraft to fly past Saturn, revealing the ringed world up close for the 1st time.
Human World

Sapphire: September birthstone comes in many colors

Sapphire, the September birthstone, is typically blue, the color caused by small amounts of titanium and iron in the crystal structure.
Earth

Giant trees break a decades-old science theory

Giant trees have evolved remarkable adaptations that allow them to reach extreme heights while maintaining efficient water transport.
Astronomy Essentials

Do the planets revolve around the sun? Not exactly

Do the planets revolve around the sun? Not exactly. The sun and planets orbit a common center of mass, which, right now, is outside the sun.