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IoTman
@iotman
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ART, IOT and DIY
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2018-01-20 04:44
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iotman
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🌌 SpacePicture of a Day: Pathfinder on Mars 🪐
On July 4th, 1997, using its own array of fireworks, a parachute, and a cocoon of airbags, the Mars Pathfinder spacecraft bounced like a giant beach ball at least 15 times before it came to rest on the
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🌌 SpacePicture of a Day: Three Galaxies in Pavo 🪐
Some 190 million light-years away, far beyond the bright stars and nebulae of the Milky Way, these three galaxies are drawn together by gravity in a mesmerizing cosmic dance. Clearly distorted by
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🌌 SpacePicture of a Day: Sibling Supernova Remnants 🪐
What happens when one of the stars in a binary goes supernova? This image combines visible (yellow), ultraviolet (purple) and infrared light (cyan, red and orange) to show two supernova remnants and their
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🌌 SpacePicture of a Day: Unusually Smooth Sections of Asteroid Itokawa 🪐
Why are parts of this asteroid's surface so smooth? The answer seems likely to do with the dynamics of an asteroid that is a loose pile of rubble rather than a solid rock. The unusual asteroid Itokawa
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🌌 SpacePicture of a Day: M82: Galaxy with a Supergalactic Wind 🪐
Why is the Cigar Galaxy billowing red smoke? M82, as this starburst galaxy is also known, was stirred up by a recent pass near large spiral galaxy M81. This doesn't fully explain the source of the red-glowing
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🌌 SpacePicture of a Day: AR 4478: Giant Sunspot Group 🪐
Right now, one of the largest sunspot groups in recent history is crossing the Sun. Active Region 4478 is not only big -- it's violent, showing tangled magnetic fields capable of throwing off huge clouds
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🌌 SpacePicture of a Day: Mars Marathon by Perseverance 🪐
In this recent HiRISE view from the Mars Reconnaissance Orbiter, the little green dot indicated on the surface of the big Red Planet is the Perseverance Mars rover. Recorded on June 13, the car-sized,
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🌌 SpacePicture of a Day: Anticrepuscular Rays over Sicily 🪐
The Sun has just set... in the opposite side of the sky. Pictured here are anticrepuscular rays apparently converging in the east in this image of the limestone plateau in the heart of the Hyblaean Mountains
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🌌 SpacePicture of a Day: Saturn at Night 🪐
Telescopic views of Saturn and its beautiful rings often make it the star of star parties. But this stunning view of the outer gas gaint planet's rings and night side just isn't possible from telescopes
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🌌 SpacePicture of a Day: Eagle Nebula Pillars in Infrared from Hubble 🪐
Newborn stars are forming in the Eagle Nebula. They are gravitationally contracting in pillars of dense gas and dust. The intense radiation of these newly-formed bright stars is causing surrounding material
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🌌 SpacePicture of a Day: Supermoon Versus Micromoon 🪐
What is so micro about tonight's blue micromoon? Just after sunset, a full moon will appear slightly smaller and dimmer than usual. The reason is that the Moon's fully illuminated phase occurs within a
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🌌 SpacePicture of a Day: Messier 104 🪐
A gorgeous spiral galaxy, Messier 104 is famous for its nearly edge-on profile featuring a broad ring of obscuring dust lanes. Seen in silhouette against an extensive central bulge of stars, the swath
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🌌 SpacePicture of a Day: NGC 1514: The Crystal Ball Nebula 🪐
What do you see in this crystal ball? The featured image shows NGC 1514, known as the Crystal Ball Nebula, observed by the Gemini North telescope on Maunakea, in Hawai'i. NGC 1514 is 1,500 light-years
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🌌 SpacePicture of a Day: NGC 3660 and Burçin's Galaxy 🪐
The upper galaxy might be more photogenic, but the lower galaxy is more unusual. The galaxy up top is NGC 3660, a spiral galaxy similar to our own Milky Way galaxy in that it has several bright blue spiral
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🌌 SpacePicture of a Day: Thackeray's Globules 🪐
What are these strange space globs? Situated in rich star fields and glowing hydrogen gas, these opaque clouds of interstellar dust and gas are so large they might be able to form stars. Their home is
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🌌 SpacePicture of a Day: Messier 2 🪐
After the Crab Nebula, this giant star cluster is the second entry in 18th century astronomer Charles Messier's famous list of things that are not comets. M2 is one of the largest globular star clusters
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🌌 SpacePicture of a Day: The Nebulous Realm of WR 134 🪐
This cosmic snapshot covers a field of view over twice as wide as the full Moon within the boundaries of the high-flying constellation Cygnus. Made using astronomical narrowband filters, the image highlights
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🌌 SpacePicture of a Day: A Collision of Galaxy Clusters 🪐
This big beautiful spiral shines in X-ray light. It is about 20 times larger than our Galaxy. It belongs to Abell 2029, a galaxy cluster one billion light-years away. (To see only the galaxies, hover your
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🌌 SpacePicture of a Day: The Dark Wolf Nebula 🪐
A dark wolf lies in gum. No, this isn’t a riddle! Today's image features the Dark Wolf Nebula (Sandqvist–Lindroos 17), a spooky dust cloud embedded within the Gum 55 (RCW 113) Nebula in the Scorpius
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🌌 SpacePicture of a Day: NGC 2170: The Angel Nebula 🪐
Is this a painting or a photograph? In this celestial abstract art composed with a cosmic brush, dusty nebula NGC 2170, also known as the Angel Nebula, shines just above the image center. Reflecting the
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