at this point 2025 feels like being awake during surgery

Artist's impression of the exoplanet K2-18b. Credit: A. Smith, University of Cambridge.

𝗡𝗼, 𝗮 𝗯𝗶𝗼𝘀𝗶𝗴𝗻𝗮𝘁𝘂𝗿𝗲 𝘄𝗮𝘀 𝗻𝗼𝘁 𝗷𝘂𝘀𝘁 𝗱𝗲𝘁𝗲𝗰𝘁𝗲𝗱 𝗶𝗻 𝗞𝟮-𝟭𝟴𝗯'𝘀 𝗮𝘁𝗺𝗼𝘀𝗽𝗵𝗲𝗿𝗲.

K2-18b is back in the news, now with a bold claim that biosignature molecules (DMS and/or DMDS) have been 'detected at 3σ'.

Most exoplanet astronomers are extremely sceptical about these claims, let's see why (1/n).

🔭🧪🪐 #exoplanet

Claims of alien life are overhyped – and miss the real accomplishment Whenever there’s even a slight chance that an exoplanet shows signs of biological activity, people understandably get excited – but it’s never been aliens, and we shouldn’t jump to conclusions, not this time or the next, says Chris Lintott

Whenever there’s even a slight chance that an exoplanet shows signs of biological activity, people understandably get excited – but it’s never been aliens, and we shouldn’t jump to conclusions, not this time or the next, says Chris Lintott

This is a genuinely amazing discovery from the last week

Hey! @faithinspace.bsky.social did an interview about Exoplanets! Excellent!

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I should also introduce my constant companion, Ophelia Megatron Allspark, my beloved cane with which walking becomes a lot easier

First day on Bluesky, have a picture of me doing an impression of a large fish

Just found the astro feed, thanks Brian!