Space
Weather on exoplanets: Decoding the atmosphere of SIMP 0136
Researchers in Ireland have found a new way to decode the weather on exoplanets. They started with the planetary-mass object SIMP 0136.
Sun
Sun news: Huge eruption sends blob to Earth!
Sun news, September 29, 2026: A huge filament eruption hurled a coronal mass ejection into space, and part of it may reach Earth on October 2. G1 (minor) storms and auroras possible!
Astronomy Essentials
Tonight

Visible planets and night sky guide late September and October

Visible planets and night sky guide. Tonight, look for the bright waning gibbous moon near the Pleiades star cluster and the orange star Aldebaran in Taurus.
Tonight

Watch for the daytime moon after sunrise this week

Watch for the beautiful daytime moon this week, a pale orb floating against a blue sky in the morning hours. Look west! You'll see it!
Constellations

Equuleus the Little Horse on autumn nights

Equuleus the Little Horse is a diminutive constellation that lies south of the Summer Triangle. Autumn nights are a great time to view the Little Horse.
Space

JUICE mission completes flyby of Earth: New pics!

The JUICE mission made a successful flyby of Earth on September 28. See new images of Earth and the moon here from its 2nd of 3 Earth flybys.
Earth

The Komodo dragon is the world’s largest living lizard

The Komodo dragon is the world’s largest lizard. It's a venomous predator that can hunt, swim between islands and reproduce without a mate.
Space

A black hole jet is aimed at us … and it’s in our galaxy

For the first time, scientists have discovered a microblazar, a black hole system in our own galaxy with a jet pointed at Earth. It lies about 12,000 light-years away.
Moon Phases

The September full Moon is the Harvest Moon near Saturn

The September full moon - the Super Harvest Moon - happens overnight on September 26, 2026. It'll be near the planet Saturn.
Earth

Hurricane Nolo strengthening near Hawaii

Hurricane Nolo is strengthening south of Hawaii, and could bring potentially catastrophic flooding to the Big Island through the weekend.