On Tuesday, August 12, 2025, many people in the U.S. and Canada reported seeing a strange spiral in the night sky. It was a fuel dump from a rocket.
The post Strange spiral in the night sky was a rocket fuel dump first appeared on EarthSky. Continue Reading »
Tropical Storm Erin has formed in the Atlantic and is expected to become the 1st hurricane of the season this week. It's forecast to become a major hurricane.
The post Tropical Storm Erin expected to become a major hurricane first appeared on EarthSky. Continue Reading »
In a surprisingly chaotic early universe, the 1st star-forming clouds experienced supersonic turbulence only a few hundred million years after the Big Bang.
The post Surprisingly chaotic early universe had supersonic turbulence first appeared on EarthSky. Continue Reading »
Female gorillas prefer to join groups with females they had lived with in the past. They also avoided groups with males they grew up with.
The post Female gorillas favor moving to groups that have gal pals first appeared on EarthSky. Continue Reading »
Visible planets and night sky guide. Watch for bright Venus and Jupiter close together in the dawn sky. Tips on watching meteors in moonlight here.
The post Visible planets and night sky guide for August first appeared on EarthSky. Continue Reading »
Bottom line: Sun news August 13, 2025. With sunspot region AR4168 all gone, regions AR4172 and AR4178 are starting to pick up the slack as flare producers.
The post Sun news: Two sunspot regions take up the mantle first appeared on EarthSky. Continue Reading »
Leave the city behind this weekend, and go galaxy-hunting! Cassiopeia - one of the easiest constellations to identify - points the way to the Andromeda galaxy.
The post Find the Andromeda galaxy using Cassiopeia first appeared on EarthSky. Continue Reading »
Venus and Jupiter - the 2 brightest planets in Earth’s sky – were closest together for this year Monday morning. Here are the best images.
The post Venus and Jupiter conjunction. Plus meteors! See the images first appeared on EarthSky. Continue Reading »
Intermediate-mass black holes have masses between stellar black holes and supermassive black holes. They are rare and hard to detect.
The post Meet intermediate black holes: Between stellar and massive first appeared on EarthSky. Continue Reading »
Read 9 mind-blowing space facts about Earth, the sun, our galaxy and universe that will surprise and delight you. You'll be a hit at your next dinner party!
The post 9 mind-blowing space facts that will shock you first appeared on EarthSky. Continue Reading »
On Tuesday, August 12, 2025, many people in the U.S. and Canada reported seeing a strange spiral in the night sky. It was a fuel dump from a rocket.
The post Strange spiral in the night sky was a rocket fuel dump first appeared on EarthSky. 
Tropical Storm Erin has formed in the Atlantic and is expected to become the 1st hurricane of the season this week. It's forecast to become a major hurricane.
The post Tropical Storm Erin expected to become a major hurricane first appeared on EarthSky. 
In a surprisingly chaotic early universe, the 1st star-forming clouds experienced supersonic turbulence only a few hundred million years after the Big Bang.
The post Surprisingly chaotic early universe had supersonic turbulence first appeared on EarthSky. 
Female gorillas prefer to join groups with females they had lived with in the past. They also avoided groups with males they grew up with.
The post Female gorillas favor moving to groups that have gal pals first appeared on EarthSky. 
Visible planets and night sky guide. Watch for bright Venus and Jupiter close together in the dawn sky. Tips on watching meteors in moonlight here.
The post Visible planets and night sky guide for August first appeared on EarthSky. 
Bottom line: Sun news August 13, 2025. With sunspot region AR4168 all gone, regions AR4172 and AR4178 are starting to pick up the slack as flare producers.
The post Sun news: Two sunspot regions take up the mantle first appeared on EarthSky. 
Leave the city behind this weekend, and go galaxy-hunting! Cassiopeia - one of the easiest constellations to identify - points the way to the Andromeda galaxy.
The post Find the Andromeda galaxy using Cassiopeia first appeared on EarthSky. 
Venus and Jupiter - the 2 brightest planets in Earth’s sky – were closest together for this year Monday morning. Here are the best images.
The post Venus and Jupiter conjunction. Plus meteors! See the images first appeared on EarthSky. 
Intermediate-mass black holes have masses between stellar black holes and supermassive black holes. They are rare and hard to detect.
The post Meet intermediate black holes: Between stellar and massive first appeared on EarthSky. 
Read 9 mind-blowing space facts about Earth, the sun, our galaxy and universe that will surprise and delight you. You'll be a hit at your next dinner party!
The post 9 mind-blowing space facts that will shock you first appeared on EarthSky.