iotman (4)in #science • 5 hours ago🌌 SpacePicture of a Day: Milky Way over Yellowstone 🪐The Milky Way was not created by an evaporating lake. The colorful pool of water, about 10 meters across, is known as Silex Spring and is located in Yellowstone National Park in…iotman (4)in #science • yesterday🌌 SpacePicture of a Day: Bright Perseids from Sweden 🪐Known for its bright and fast meteors, the annual Perseid Meteor Shower comes to planet Earth's skies from a radiant in the heroic constellation Perseus. The popular northern…iotman (4)in #science • 2 days ago🌌 SpacePicture of a Day: Total Solar Eclipse from Greenland 🪐On August 12, the Moon's shadow reached out to touch our fair planet. Beginning in the Arctic Ocean, it swept along a narrow track that led the dark lunar umbra across parts of…iotman (4)in #science • 3 days ago🌌 SpacePicture of a Day: Total Solar Eclipse Over Spain 🪐On August 12th, 2026, the Moon totally eclipsed the Sun and cast its shadow across Siberia, Greenland, Iceland, Spain, and Portugal. Today’s image features two total solar…iotman (4)in #science • 4 days ago🌌 SpacePicture of a Day: Perseids Over a little Planet 🪐It looks like a view from the Little Prince's planet. The featured image is a throwback to the 2024 Perseid meteor shower, surrounded in this projection by the Bieszczady…iotman (4)in #science • 5 days ago🌌 SpacePicture of a Day: Six Moons of Saturn 🪐How many moons does Saturn have? While the total will likely continue to grow, as of June 2026 the ringed gas giant had 293 confirmed moons. That's easily more than any other…iotman (4)in #science • 6 days ago🌌 SpacePicture of a Day: Three Galaxy Pairs 🪐ch of these pairs of galaxies is different. The two galaxies at the top are likely not interacting, at least presently. However, the top galaxy with the blue stripe, NGC 4650A…iotman (4)in #science • 7 days ago🌌 SpacePicture of a Day: Contemplating the Sun 🪐Have you contemplated your home star recently? Featured here, a Sun partially eclipsed on the top left by the Moon is also seen eclipsed by earthlings contemplating the eclipse…iotman (4)in #science • 8 days ago🌌 SpacePicture of a Day: A Messier Moment for Tempel 2 🪐Which of these is not a comet? You guessed it - the one on the right is a globular star cluster. The diffuse greenish coma of periodic comet 10P/Tempel 2 is at left in the frame.…iotman (4)in #science • 10 days ago🌌 SpacePicture of a Day: New Sharpest Image of the Sun Uncovers Instability 🪐What does the new sharpest image of our Sun show? Instability. To be clear, a certain kind of interactive process called the Kelvin-Helmholtz instability (KHI). This instability…iotman (4)in #science • 11 days ago🌌 SpacePicture of a Day: Spokes on Saturn's B Ring 🪐Don’t get spooked by Saturn’s ghostly spokes! Today we feature a nearly two-hour timelapse of Saturn and its rings looping forwards and backwards. A day on Saturn is only 10…iotman (4)in #science • 13 days ago🌌 SpacePicture of a Day: Vaporizing Meteor Photobombs the Lacerta Nebula 🪐What's happening to this meteor? This bright meteor streak appeared and disappeared quickly during a long exposure of the Great Lacerta Nebula, seen faintly in red toward the…iotman (4)in #science • 14 days ago🌌 SpacePicture of a Day: A Fire Rainbow over West Virginia 🪐What's happening to this cloud? Ice crystals in a distant cirrus cloud are acting like little floating prisms. Known informally as a fire rainbow for its flame-like appearance…iotman (4)in #science • 15 days ago🌌 SpacePicture of a Day: Buck Moon and Belt of Venus 🪐The Buck Moon is a traditional name for the full moon of July. In this colorful Adriatic sea and skyscape captured on July 28 from Krk Island along the coast of Croatia, a full…iotman (4)in #science • 16 days ago🌌 SpacePicture of a Day: NGC 4372 and the Dark Doodad 🪐The Dark Doodad Nebula drifts through southern skies, a tantalizing target for binoculars toward the small constellation Musca, The Fly. A dusty interstellar cloud, it's seen…iotman (4)in #science • 17 days ago🌌 SpacePicture of a Day: Red Sun through Wildfire Smoke 🪐This could be the view from an exoplanet orbiting around a red dwarf star, but it is our own Sun. This image was taken on July 22, 2026, in the Okanagan region in the Canadian…iotman (4)in #science • 19 days ago🌌 SpacePicture of a Day: Barnards Loop over Twin Volcanoes 🪐What's connecting these two volcanoes? In ancient folklore, the two volcanoes, Parinacota (left) and Pomerape (right), are connected by representing a mythical prince and…iotman (4)in #science • 20 days ago🌌 SpacePicture of a Day: NGC 7635: The Bubble Nebula 🪐What created this huge space bubble? Blown by the wind from a star, this tantalizing, head-like apparition is cataloged as NGC 7635, but known simply as the Bubble Nebula. Taken…iotman (4)in #science • 22 days ago🌌 SpacePicture of a Day: Tranquility and Serenity 🪐The Seas of Tranquility and Serenity are calm today. They're calm most every day though, since they are actually lunar maria, ancient lava flows filling in large impact basins on…iotman (4)in #science • 23 days ago🌌 SpacePicture of a Day: RCW 86: Historical Supernova Remnant 🪐In 185 AD, Chinese astronomers recorded the appearance of a new star in the Nanmen asterism. That part of the sky is identified with part of the southern constellation Centaurus…
