Sun news September 1, 2026: The sun quieted as last week's big regions rotated away. Meanwhile, GOES-19 caught Earth passing in front of the sun. Take a look!
A new study from researchers at Stanford University helps explain how hot lava-world exoplanets orbiting close to their stars can maintain their atmospheres.
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.
Visible planets and night sky guide: Look for the moon close to Saturn tonight. Plus Jupiter is returning at dawn. Watch the new "this week's sky" video.
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.