Mike @mikehotplasma

Beyond gamma rays are mega-giga-ultra-death rays that are more and more ionizing. Wavelength could be made arbitrarily short as long as it is larger than 0, but Oxford, England Joined August 2022

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Baader Planetarium @baader_astro

3 years ago

New Baader O-III Super-G Filter (9nm). A. Bringmann tested the new 20nm H-alpha bandpass filter instead of a normal 100nm R filter and the new 9nm O-III Super-G filter instead of the normal 100nm G filter. The result is a "20nm H-alpha/9nm Super-G/100nm B" image.

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Nature Astronomy @NatureAstronomy

3 years ago

The much-debated tip of the Red Giant Branch brightness in the Magellanic Clouds sets the scale of the Universe. @taylorjhoyt presents a data-driven sample selection that addresses this debate & produces measurements consistent with independent constraints nature.com/articles/s4155…

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Mike @mikehotplasma

3 years ago

skyandtelescope.org/astronomy-news… Newly discovered Comet C/2023 A3 might reach naked-eye brightness when it flies past Earth in 2024. Check out our forecast

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SSC - Swedish Space Corporation @SSCspace

3 years ago

The launch has been cancelled due to winds. The weather needs to be perfect, we're taking our time for a successful mission. More info about the next attempt will come after tomorrow’s meteorological briefing. #BRORkiruna

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PlaneWave Instruments @PWInstruments

3 years ago

💫 This week's #repost goes to Mario Weigand! "The Grand Design Spiral Galaxy Messier 81 aka "Bode's Galaxy" in Ursa Major! Taken with a Planewave CDK 14" at @TrevincaSkies in Spain."

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Mike @mikehotplasma

3 years ago

Nice one to everybody 😉

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Mike @mikehotplasma

3 years ago

caltech.edu/about/news/wav…. Caltech's Andrew and Peggy Cherng Department of Medical Engineering have made a major step forward in medical imaging by taking inspiration from the field of astronomy

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NASA Universe @NASAUniverse

3 years ago

Our Fermi Gamma-ray Space Telescope is named after Enrico Fermi in recognition of his work on how cosmic phenomena accelerate charged particles, which is crucial to understanding the objects his namesake satellite studies. More about Fermi: tmblr.co/Zz_Uqj2j-ZwJ0 #FermiFriday

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Mike @mikehotplasma

3 years ago

"A New Spider Joins a Deadly Club - AAS Nova" aasnova.org/2023/02/17/a-n… Tiny but deadly, black widow pulsars are some of the cruelest astronomical objects in the galaxy: first they consume most of their companion, then they destroy the remains.

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Jorryt Matthee @jorryt_m

3 years ago

Speaking of confusion limit, these are ~7 z-spec [OIII] emitters at z~6 #JWSTproblems

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International Space Station @Space_Station

3 years ago

This week on #SpaceToGround, learn more about the 3D bioprinting and dexterous manipulation research happening in the microgravity environment on the space station and how it can improve life on Earth and future space missions. 🧫🦾

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Alan Dyer @amazingskyguy

3 years ago

Three views of the "green comet" Comet ZTF in Taurus and near orange Mars from Feb 10, with 70mm to 200mm lenses tracking the sky for stacks of 2-minute exposures. @SkyNewsMagazine @universetoday

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Mike @mikehotplasma

3 years ago

Solar cycles started being assigned consecutive numbers. This number assignment began with solar cycle 1 in 1755

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The SETI Institute @SETIInstitute

3 years ago

#PPOD: The Tadpole Galaxy (UGC 10214 / Arp 188) has an eye-catching tail about 280,000 light-years long. The galaxy is a disrupted barred spiral galaxy located 420 million light-years from Earth in the northern constellation Draco. Credit: @NASA @esa @HubbleTelescope @stsci

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Space Telescope Live @spacetelelive

3 years ago

Hubble is looking at the Star VFTS-406 with Cosmic Origins Spectrograph (COS/NUV) for Dr. Julia Roman-Duval. spacetelescopelive.org/2023-02-09T21:…

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Denis Vida @meteordoc

3 years ago

(1/) Our new paper about the tau Herculid outburst last May is out! arxiv link: arxiv.org/pdf/2302.02915… Summary below. Image credit: John Kmetz (GMN)

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PlaneWave Instruments @PWInstruments

3 years ago

🌌 This week's #repost goes to Temu Nana! "About 12M light years from Earth, lies this little stunner. It’s a grand design spiral galaxy containing 250 billion stars, with beautifully defined arms stretching about 90,000LY in diameter." PlaneWave CDK14 PlaneWave L-350 Mount

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Mike @mikehotplasma

3 years ago

phys.org/news/2023-02-e… An international team of astronomers has confirmed the existence of K2-415b, an Earth-sized exoplanet circling an M dwarf star, just 72 light years away from Earth.

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Dave Eagle 🔭 Keep Looking Up. @Dave_StarGeezer

3 years ago

Fine definition is missing in the comet's tails at the moment. But it was passing another comet as it moved through Auriga's Kids. Can you spot the fainter comet?