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IoTman
@iotman
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2018-01-20 04:44
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iotman
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🌌 SpacePicture of a Day: Galle: Happy Face Crater on Mars 🪐
Mars has put on a happy face. The Martian crater Galle is famous because it has internal markings that make it look like a face that is both smiling and winking. These markings were originally discovered
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🌌 SpacePicture of a Day: Artemis I: Flight Day 13 🪐
On flight day 13 (November 28, 2022) of the Artemis 1 mission, the Orion spacecraft reached its maximum distance from Earth. At over 430,000 kilometers from Earth, its distant retrograde orbit also puts
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🌌 SpacePicture of a Day: NGC 1333: Stellar Nursery in Perseus 🪐
NGC 1333 is seen in visible light as a reflection nebula, dominated by bluish hues characteristic of starlight reflected by interstellar dust. A mere 1,000 light-years distant toward the heroic constellation
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🌌 SpacePicture of a Day: NGC 2442: Galaxy in Volans 🪐
Distorted galaxy NGC 2442 can be found in the southern constellation of the flying fish, (Piscis) Volans. Located about 50 million light-years away, the galaxy's two spiral arms extending from a pronounced
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🌌 SpacePicture of a Day: Orion's Treasures over Snowy Mountains 🪐
Rising over a frozen valley in the Tatra Mountains, the familiar stars and nebulas of Orion dominate this wide-field nightscape. The featured deep photo was taken in southern Poland's highest mountain
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🌌 SpacePicture of a Day: NGC 55: A Galaxy of Nebulas 🪐
Can you see nebulas in other galaxies? Yes, some nebulas shine brightly enough -- if you know how to look. Clouds of hydrogen and oxygen emit light at very specific colors, and by isolating them, astronomers
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🌌 SpacePicture of a Day: Phobos: Doomed Moon of Mars 🪐
This moon is doomed. Mars, the red planet named for the Roman god of war, has two tiny moons, Phobos and Deimos, whose names are derived from the Greek for Fear and Panic. These Martian moons may well
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🌌 SpacePicture of a Day: Earthset from Orion 🪐
ght billion people are about to disappear in this snapshot from space taken on 2022 November 21. On the sixth day of the Artemis I mission, their home world is setting behind the Moon's bright edge as
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🌌 SpacePicture of a Day: Planetary Nebula Abell 7 🪐
Very faint planetary nebula Abell 7 is about 1,800 light-years distant. It lies just south of Orion in planet Earth's skies toward the constellation Lepus, The Hare. Posing with scattered Milky Way stars,
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🌌 SpacePicture of a Day: LDN 1622: Dark Nebula in Orion 🪐
The silhouette of an intriguing dark nebula inhabits this cosmic scene. Lynds' Dark Nebula (LDN) 1622 appears against a faint background of glowing hydrogen gas only visible in long telescopic exposures
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🌌 SpacePicture of a Day: Barred Spiral Galaxy NGC 1365 from Webb 🪐
A mere 56 million light-years distant toward the southern constellation Fornax, NGC 1365 is an enormous barred spiral galaxy about 200,000 light-years in diameter. That's twice the size of our own barred
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🌌 SpacePicture of a Day: Io in True Color 🪐
The strangest moon in the Solar System is bright yellow. The featured picture, an attempt to show how Io would appear in the "true colors" perceptible to the average human eye, was taken in 1999
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🌌 SpacePicture of a Day: CTB 1: The Medulla Nebula 🪐
What powers this unusual nebula? CTB 1 is the expanding gas shell that was left when a massive star toward the constellation of Cassiopeia exploded about 10,000 years ago. The star likely detonated when
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🌌 SpacePicture of a Day: Jupiter from the Webb Space Telescope 🪐
This infrared view of Jupiter by Webb is illuminating. High-resolution infrared images of Jupiter from the James Webb Space Telescope (Webb) reveal, for example, differences between high-floating bright
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🌌 SpacePicture of a Day: Apollo 14: A View from Antares 🪐
Apollo 14's Lunar Module Antares landed on the Moon on February 5, 1971. Toward the end of the stay astronaut Ed Mitchell snapped a series of photos of the lunar surface while looking out a window, assembled
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🌌 SpacePicture of a Day: NGC 7023: The Iris Nebula 🪐
These cosmic clouds have blossomed 1,300 light-years away in the fertile starfields of the constellation Cepheus. Called the Iris Nebula, NGC 7023 is not the only nebula to evoke the imagery of flowers.
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🌌 SpacePicture of a Day: Plato and the Lunar Alps 🪐
The dark-floored, 95 kilometer wide crater Plato and sunlit peaks of the lunar Alps (Montes Alpes) are highlighted in this this sharp telescopic snapshot of the Moon's surface. While the Alps of planet
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🌌 SpacePicture of a Day: M51: The Whirlpool Galaxy 🪐
The Whirlpool Galaxy is a classic spiral galaxy. At only 30 million light years distant and fully 60 thousand light years across, M51, also known as NGC 5194, is one of the brightest and most picturesque
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🌌 SpacePicture of a Day: NanoSail-D2 🪐
In 2011, on January 20, NASA's NanoSail-D2 unfurled a very thin and very reflective 10 square meter sail becoming the first solar sail spacecraft in low Earth orbit. Often considered the stuff of science
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🌌 SpacePicture of a Day: Auroral Corona 🪐
Cycle 25 solar maximum made 2025 a great year for aurora borealis (or aurora australis) on planet Earth. And the high level of solar activity should extend into 2026. So, while you're celebrating the arrival
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