IoTman (@iotman) - STEMGeeks

IoTman

ART, IOT and DIY

about 2 hours ago

🌌 SpacePicture of a Day: Dust Shells around WR 140 from Webb 🪐 What are those strange rings? Rich in dust, the rings are likely 3D shells -- but how they were created remains a topic of research. Where they were created is well known: in a binar

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0.000 STEM

1 day ago

🌌 SpacePicture of a Day: Comet G3 ATLAS over Uruguay 🪐 Comets can be huge. When far from the Sun, a comet's size usually refers to its hard nucleus of ice and rock, which typically spans a few kilometers -- smaller than even a small moon. When ne

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8.511 STEM

2 days ago

🌌 SpacePicture of a Day: Pleiades over Half Dome 🪐 Stars come in bunches. The most famous bunch of stars on the sky is the Pleiades, a bright cluster that can be easily seen with the unaided eye. The Pleiades lies only about 450 light years

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8.698 STEM

3 days ago

🌌 SpacePicture of a Day: The Many Tails of Comet G3 ATLAS 🪐 Why does this comet have so many tails? C/2024 G3 (ATLAS) has developed several long and intricate tails visible from Earth's southern hemisphere over the past two weeks. Many observers re

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16.932 STEM

4 days ago

🌌 SpacePicture of a Day: Stardust in the Perseus Molecular Cloud 🪐 Clouds of stardust drift through this deep skyscape, across the Perseus molecular cloud some 850 light-years away. Dusty nebulae reflecting light from embedded young stars stan

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17.650 STEM

5 days ago

🌌 SpacePicture of a Day: Comet G3 ATLAS: a Tail and a Telescope 🪐 Comet C/2024 G3 ATLAS has made a dramatic appearance in planet Earth's skies. A visitor from the distant Oort Cloud, the comet reached its perihelion on January 13. On January 19

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10.057 STEM

6 days ago

🌌 SpacePicture of a Day: NGC 7814: Little Sombrero 🪐 Point your telescope toward the high flying constellation Pegasus and you can find this cosmic expanse of Milky Way stars and distant galaxies. NGC 7814 is centered in the sharp field of view t

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12.967 STEM

7 days ago

🌌 SpacePicture of a Day: The North America Nebula 🪐 The North America nebula on the sky can do what the North America continent on Earth cannot -- form stars. Specifically, in analogy to the Earth-confined continent, the bright part that appears as

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1.214 STEM

8 days ago

🌌 SpacePicture of a Day: Comet ATLAS over Brasília 🪐 What's that in the sky? Above the city, above most clouds, far in the distance: it's a comet. Pictured, the impressive tail of Comet C/2024 G3 (ATLAS) was imaged from Brasília, Brazil four days ag

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9.014 STEM

21 days ago

🌌 SpacePicture of a Day: Supernova Remnants Big and Small 🪐 What happens after a star explodes? A huge fireball of hot gas shoots out in all directions. When this gas slams into the existing interstellar medium, it heats up so much it glows. Two d

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16.233 STEM