A 'new star', or a nova, was discovered in Vela on June 25, 2025. You can see it with the eye! So you can see two novae at once from the Southern Hemisphere.
The post Another nova – a 2nd ‘new star’ – is now visible in Vela first appeared on EarthSky. Continue Reading »
Visible planets and night sky guide. If you are a beginner stargazer, the constellation Scorpius is an easy one to observe in July and August evenings!
The post Visible planets and night sky guide for June and July first appeared on EarthSky. Continue Reading »
Sun news June 30, 2025. A blob of solar stuff is on its way to Earth, with an expected arrival on July 2. Auroras could be on the way!
The post Sun news: A blast of sun-stuff is on its way to Earth first appeared on EarthSky. Continue Reading »
The Tunguska explosion on June 30, 1908, is the largest asteroid impact in recorded history. It flattened 830 square miles of Siberian forest.
The post The Tunguska explosion rocked Siberia 117 years ago first appeared on EarthSky. Continue Reading »
Tropical Depression Two should become Tropical Storm Barry on Sunday, bringing heavy rain and storm-force winds to Mexico.
The post Tropical Depression Two to strengthen and strike Sunday first appeared on EarthSky. Continue Reading »
Mysteriously, scientists have never confirmed any meteorites that have reached Earth from Mercury. But a new study has found 2 strong candidates.
The post Meteorites from Mercury: Have we finally found some? first appeared on EarthSky. Continue Reading »
One of the most colorful regions of the sky, Rho Ophiuchi showcases clusters and nebulae galore. This region is a great target for August nights.
The post Rho Ophiuchi is filled with glorious color first appeared on EarthSky. Continue Reading »
The southernmost constellation of the zodiac is Scorpius the Scorpion. It's easy to spot on July evenings from most of the globe. It has a distinctive J shape.
The post Scorpius the Scorpion is a summertime delight first appeared on EarthSky. Continue Reading »
Lyra the Harp is a constellation that hosts the second brightest star in the northern sky, Vega. Look for it on summer nights.
The post Lyra the Harp contains Vega, a summer gem first appeared on EarthSky. Continue Reading »
A new study from Yale University shows how double hot Jupiters can form in binary star systems. These exoplanets are similar to Jupiter but searingly hot.
The post Double hot Jupiters: How do these rare gigantic worlds form? first appeared on EarthSky. Continue Reading »
A 'new star', or a nova, was discovered in Vela on June 25, 2025. You can see it with the eye! So you can see two novae at once from the Southern Hemisphere.
The post Another nova – a 2nd ‘new star’ – is now visible in Vela first appeared on EarthSky. 
Visible planets and night sky guide. If you are a beginner stargazer, the constellation Scorpius is an easy one to observe in July and August evenings!
The post Visible planets and night sky guide for June and July first appeared on EarthSky. 
Sun news June 30, 2025. A blob of solar stuff is on its way to Earth, with an expected arrival on July 2. Auroras could be on the way!
The post Sun news: A blast of sun-stuff is on its way to Earth first appeared on EarthSky. 
The Tunguska explosion on June 30, 1908, is the largest asteroid impact in recorded history. It flattened 830 square miles of Siberian forest.
The post The Tunguska explosion rocked Siberia 117 years ago first appeared on EarthSky. 
Tropical Depression Two should become Tropical Storm Barry on Sunday, bringing heavy rain and storm-force winds to Mexico.
The post Tropical Depression Two to strengthen and strike Sunday first appeared on EarthSky. 
Mysteriously, scientists have never confirmed any meteorites that have reached Earth from Mercury. But a new study has found 2 strong candidates.
The post Meteorites from Mercury: Have we finally found some? first appeared on EarthSky. 
One of the most colorful regions of the sky, Rho Ophiuchi showcases clusters and nebulae galore. This region is a great target for August nights.
The post Rho Ophiuchi is filled with glorious color first appeared on EarthSky. 
The southernmost constellation of the zodiac is Scorpius the Scorpion. It's easy to spot on July evenings from most of the globe. It has a distinctive J shape.
The post Scorpius the Scorpion is a summertime delight first appeared on EarthSky. 
Lyra the Harp is a constellation that hosts the second brightest star in the northern sky, Vega. Look for it on summer nights.
The post Lyra the Harp contains Vega, a summer gem first appeared on EarthSky. 
A new study from Yale University shows how double hot Jupiters can form in binary star systems. These exoplanets are similar to Jupiter but searingly hot.
The post Double hot Jupiters: How do these rare gigantic worlds form? first appeared on EarthSky.