There is also a #PUNCH video showing only #comet #Lemmon and its tails in https://science.nasa.gov/blogs/punch/2025/12/19/nasas-punch-spies-comet-lemmon/ - unfortunately too faint so much tail structure gets lost which can be glimpsed in the full video. But the data are there, waiting for someone to process them for science.
hey wanna read some cursed golang stuff https://mcyoung.xyz/2025/08/25/go-default-methods/
60 years ago #OTD #comet #IkeyaSeki reached perihelion, -10 mag., was visible in daylight and showed a spectacular tail in the following weeks: https://groups.io/g/comets-ml/message/32770 and https://www.astronomy.com/today-in-the-history-of-astronomy/sept-18-1965-discovery-of-comet-ikeya-seki/ and https://noirlab.edu/public/images/noao-01854/
#ARTIS Park in #Amsterdam becomes an Urban Night Sky Place, becoming first zoo in the world to earn #DarkSky certification: https://darksky.org/news/artis-park-becomes-an-urban-night-sky-place-becoming-first-zoo-in-the-world-to-earn-darksky-certification/ - > "ARTIS Park is now the first location in the heart of a European capital to receive this certification—and the first zoo in the world to earn the designation. This recognition honors ARTIS’s commitment to reducing light pollution and highlights the importance of darkness for both nature and people in urban environments."
29th Heavy Mechanized Brigade Insignia Unveiled: https://benborges.xyz/2025/10/20/th-heavy-mechanized-brigade-insignia.html
A remarkable video clip taken on the #ISS was just posted at #Lemmon rising with a substantial tail - and numerous #satellites flying around.
The design and reconstructible history of the Mayan eclipse table of the Dresden Codex: #Maya eclipse tables: #eclipse tables in the #DresdenCodex were based on lunar tables and adjusted for slippage over time.