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Posts by
Editors of EarthSky
August full moon on August 8-9 is the Sturgeon Moon
The August full moon is the Sturgeon Moon. It takes place overnight on August 8-9, 2025. Then it will lie in front of the constellation Capricornus.
August 8, 2025
What are hole-punch clouds, aka fallstreak holes?
Have you ever seen a fallstreak hole or hole-punch clouds? They're a type of cloud with a flat layer interrupted by a big hole, often with wisps at the center.
July 10, 2025
Mega comet Bernardinelli-Bernstein heading sunward, now belching jets
Astronomers have made new observations of mega comet Bernardinelli-Bernstein. They've found the comet is erupting with jets as it barrels toward the sun.
June 26, 2025
Soviet spacecraft Kosmos 482 just crashed to Earth
That old, failed Soviet spacecraft - Kosmos 482 - has apparently come back to Earth, likely in the Indian Ocean, according to Roscosmos.
May 10, 2025
Watch a sungrazing comet’s final death leap
The sungrazing comet appears as a relatively bright and slow-moving dot, heading toward the sun, then suddenly fading away.
April 15, 2025
Uranus discovered by accident on this date in 1781
William Herschel spotted Uranus in 1781 during a routine survey of the stars. It was the 1st new planet found since ancient times.
March 13, 2025
Sirius is a future southern Pole Star
Wait, what? It's true. The sky's brightest star, Sirius aka the Dog Star, will come to within 1.6 degrees of the south celestial pole in the year 66270.
January 30, 2025
Mars closest to Earth on January 12, 2025
The Mars opposition - when Earth flies between the sun and Mars - comes on January 15-16, 2025. But January 12, 2025, finds Mars closest to Earth.
January 12, 2025
Too cold to snow? Do cold temperatures prevent snow?
Can it ever be too cold to snow? The fact is, no matter how cold a snow-producing cloud is, if it has a source of water, it can build big snowflakes.
January 12, 2025
Personal solstices from the EarthSky community
Some people like to mark the solstice with a special sunset view, or marking of shadows, or party! Personal solstices from the EarthSky community, here.
December 20, 2024
