International Observe the Moon Night is October 4, 2025. It's a global event for celebrating the moon. Here's how you can participate online or in person.
The post International Observe the Moon Night October 4 first appeared on EarthSky. Continue Reading »
Sun news for October 4, 2025: After 5 days of geomagnetic storms, strong solar winds began to ease. Still there is a chance for more today.
The post Sun news: Geomagnetic storms begins to ease first appeared on EarthSky. Continue Reading »
Visible planets and night sky guide. Harvest Moon is coming up in two days. See a video. And the moon visits Saturn and Fomalhout tonight and tomorrow night.
The post Visible planets and night sky guide for October first appeared on EarthSky. Continue Reading »
There are now 1 to 2 Starlink satellites falling back to Earth each day, burning up in the atmosphere with consequences not fully understood.
The post 1 to 2 Starlink satellites are falling back to Earth each day first appeared on EarthSky. Continue Reading »
Interstellar object 3I/ATLAS swept closest to Mars at 11 p.m. CDT on October 2 (4 UTC on October 3). Read about plans to observe it with spacecraft.
The post Interstellar object 3I/ATLAS passed Mars last night first appeared on EarthSky. Continue Reading »
Data from the Webb space telescope reveal that a massive planet around a distant star is encircled by a moon-forming disk.
The post Moon-forming disk found around massive planet first appeared on EarthSky. Continue Reading »
Astronomers have discovered a rogue planet eating up 6 billion tons of gas and dust every second. That's the fastest rate ever recorded for any planet.
The post Rogue planet found growing at astonishing record rate first appeared on EarthSky. Continue Reading »
Using the Webb space telescope, astronomers have observed auroras on rogue planet SIMP 0136. The giant starless world is about 20 light-years away from Earth.
The post Auroras on rogue planet in a new alien weather report first appeared on EarthSky. Continue Reading »
World Space Week dates back to 1999 and runs every year from October 4 to 10. This year, the theme is living in space. Find events near you here.
The post World Space Week is October 4 to 10. Find events here first appeared on EarthSky. Continue Reading »
Enjoy this gallery of deep-sky photos for September 2025 from our EarthSky community. If you have a great photo to share, send it in, too. We love to see them!
The post See the best deep-sky photos of September 2025 here first appeared on EarthSky. Continue Reading »
International Observe the Moon Night is October 4, 2025. It's a global event for celebrating the moon. Here's how you can participate online or in person.
The post International Observe the Moon Night October 4 first appeared on EarthSky. 
Sun news for October 4, 2025: After 5 days of geomagnetic storms, strong solar winds began to ease. Still there is a chance for more today.
The post Sun news: Geomagnetic storms begins to ease first appeared on EarthSky. 
Visible planets and night sky guide. Harvest Moon is coming up in two days. See a video. And the moon visits Saturn and Fomalhout tonight and tomorrow night.
The post Visible planets and night sky guide for October first appeared on EarthSky. 
There are now 1 to 2 Starlink satellites falling back to Earth each day, burning up in the atmosphere with consequences not fully understood.
The post 1 to 2 Starlink satellites are falling back to Earth each day first appeared on EarthSky. 
Interstellar object 3I/ATLAS swept closest to Mars at 11 p.m. CDT on October 2 (4 UTC on October 3). Read about plans to observe it with spacecraft.
The post Interstellar object 3I/ATLAS passed Mars last night first appeared on EarthSky. 
Data from the Webb space telescope reveal that a massive planet around a distant star is encircled by a moon-forming disk.
The post Moon-forming disk found around massive planet first appeared on EarthSky. 
Astronomers have discovered a rogue planet eating up 6 billion tons of gas and dust every second. That's the fastest rate ever recorded for any planet.
The post Rogue planet found growing at astonishing record rate first appeared on EarthSky. 
Using the Webb space telescope, astronomers have observed auroras on rogue planet SIMP 0136. The giant starless world is about 20 light-years away from Earth.
The post Auroras on rogue planet in a new alien weather report first appeared on EarthSky. 
World Space Week dates back to 1999 and runs every year from October 4 to 10. This year, the theme is living in space. Find events near you here.
The post World Space Week is October 4 to 10. Find events here first appeared on EarthSky. 
Enjoy this gallery of deep-sky photos for September 2025 from our EarthSky community. If you have a great photo to share, send it in, too. We love to see them!
The post See the best deep-sky photos of September 2025 here first appeared on EarthSky.