Helen MC

@crystallised-cricket.com

Follow for the crystal structures, stay for the cricket (or vice versa) Interests brought to you by the letter ‘C’, cryominerals 🥶, woman’s cricket 🏏 and cookbooks 🥘 Lives on Dharug and Gandangarra country (Blue Mountains, Australia)

Saturn, Rhea and spokes 6th July RGB image from a nice session a few weeks ago, some strong ring spokes are on the near-right side on the B-ring. There's a nice storm in the southern mid-latitudes, south is up. Rhea is to the left. Celestron C14, ZWO ASI585MM, 22mins, taken from the Blue Mountains.

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Ok… I rewatched the Commonwealth games opening ceremony… did I imagine there was a flying, firework spouting tunnocks teacake? It wasn’t on the Aussie broadcast…

"Scientific systems rarely collapse through a single dramatic event. They decline incrementally: one technician dismissed, one laboratory left unrepaired, one instrument taken out of service, one young scientist deciding to build a career elsewhere." physicsworld.com/a/letter-fro... ⚛️🧪

Letter from Argentina: 'an empty desk and an idle electron microscope signal the erosion of the country's science' – Physics World

Faramarz S Gard laments the decline of Argentine science

physicsworld.com

Two year countdown for the Sydney eclipse starts today! Great thread about how to see it and some local info here.

CosmicRami 🏳️‍🌈🏳️‍⚧️@rami.spaceaustralia.com · 2w ago

🚨TWO YEARS FROM TODAY! 🚨 TOTAL SOLAR ECLIPSE OVER AUS/NZ ☀️🌑🌏 Here's the view 6M+ people in #Sydney will have. Last one here was 1857. Next one here is 2858. It's a once-in-a-thousand-year (totality) event! Are you thinking of coming along to Sydney? A thread of info for you 🧵👇 📸 TimeAndDate

Under a Binface government, anyone who doesn’t accept human-made climate change as fact will be sent back to school, from Year 1 right the way to A Levels, to see if anything goes in the second time round. #VoteBinface

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Japanese scientists have confirmed a monumental discovery: asteroid Ryugu contains all 5 nucleobases essential for DNA and RNA. By analyzing 5.4 grams of material returned by the Hayabusa2 spacecraft, researchers identified adenine, guanine, cytosine, thymine, and uracil in similar proportions.

source: Oba, Y., et al. (2026). A complete set of canonical nucleobases in the carbonaceous asteroid (162173) Ryugu. Nature Astronomy.