🔺 Triangulum — Star Names Alaybasān (β Tri) — Arab. Deltoton — Greek. Apdu (γ Tri) — Egyptian. Mothallah (α Tri) — Arabic. Triangulum unites Arab, Greek, and Egyptian sky traditions. #Triangulum #StarNames

⚪️ Kulou – ι Cen Bright white star in #Centaurus, mag 2.73. 🌡️ 9160 K | 2.36 M☉ | 2.1 R☉ | 58 ly Name Kùlóu (“Arsenal”), from a 2nd-century BCE Chinese super-constellation spanning Centaurus & Lupus. Shows strong IR excess from a warm debris disk. #Kulou #IAUStarNames

a Napolitanian created this amazing constellation video for kids, in Italian: youtu.be/lnzqja_LutM?...

here are some constellations from Napoli youtu.be/dVihQsS_BQM?...

We thank Giuseppe Fusco Marano from Naples (Napoli), Italy, for this great idea. Currently only available in Italian, we still think that the educational value comes predominantly from the pictures. "I appreciate this work very much and send 'mille grazie' to Italy", Susanne M Hoffmann says.

🎃 Apāmvatsa (74 Vir) – a gentle red giant in Virgo (mag 4.69). IAU releases the ancient Sanskrit name “Apāmvatsa,” meaning “calf of the waters,” from Indian sky tradition — just in time for Deepavali’s lights and Halloween’s pumpkins. 🌡️ 3,500 K | 400 ly | M2.5 III #Apamvatsa #IAUStarNames

⚪️ Shēngōng (神宫) – HIP 83100 A white giant star in Scorpius, once known in Chinese uranography as the Divine Palace, part of the Tail of the Azure Dragon. Its soft Milky Way glow was seen as a sacred hall among the stars. IAU-Adopted(2025). #Shengong #ChineseAstronomy #WGSN #CulturalAstronomy

🔴On 4th October, the chair of WGSN participated in the 24 Hours Live event at Akashi Planetarium (Japan), part of 100 Hours of Astronomy, @susanne-m-hoffmann.bsky.social explained how stars are officially named by the IAU followed by a public Q&A hosted by IAU-OAO. #IAU #WGSN #Astronomy

🔴 Juan Antonio Belmonte, member of #WGSN, presented “Astronomy and World Heritage: the Iberian Paradigm” at AHME-2 (Yerevan, 6–10 Oct 2025). He showed how ancient Iberian sites — from Antequera Dolmens to Talayotic Menorca — reveal humanity’s timeless bond with the sky. #IAU #StarNames

🌟 New in May 2025: WGSN adopts star names from Dutch, Latin, Arabic & Sumerian traditions — reviving asterisms in Apus & Andromeda, from ancient skies to early modern charts. Names now in the IAU Star Names Catalog 🔗 exopla.net/star-names #WGSN #IAU #StarNames #Apus #Andromeda #SkyHeritage

🔵 Alfarasalkamil (الفرس الكامل) – HIP 113726 "The Complete Horse" — from early Arabic & Babylonian sky lore 📍 In Andromeda’s left arm 🔭 B6IV blue subgiant 💡 Mag 3.62 | 692 ly ☀️ ~1,900× Sun's luminosity Named by IAU in 2025, celebrating ancient star traditions beyond Pegasus. #wgsn #iau #starname

🔭 WGSN protects cultural star names & maintains the IAU Star Names Catalog (CSN). 🌍 From the All Skies Encyclopaedia, names are chosen with scientific & cultural care. 🔗 exopla.net/star-names 🔗 xing.fmi.uni-jena.de/mediawiki/in... #WGSN #IAU #StarNames

🗂️ IAU Catalog of Star Names (CSN) = the official list of star names ✨ Includes: • ASE (Indigenous names) • NameExoWorlds • WGSN-id (2025 SIMBAD-based) 🔗 exopla.net/star-names Typography by sirwatson #WGSN #StarNames #Astronomy #ASE #SIMBAD

🌟 New in June 2025: WGSN adopts star names from Chinese, Greek & Latin traditions — reviving ancient asterisms in Hercules & Triangulum. ✨ Names now in the IAU Star Names Catalog 🔗 exopla.net/star-names #WGSN #IAU #StarNames

⚪ Bodu (帛度) – 95 Her A luminous white subgiant (A2IV), named after a Han dynasty textile ruler asterism 🌟 ✨ 167× Sun's luminosity, 432 ly away 🧵 IAU-approved June 2025 #Bodu #IAUStarNames #WGSN #ChineseAsterism #95Her #SkyHeritage

🌟 Why was WGSN created? To standardize star names for science! 🔭 Faint stars: Named via public IAU campaigns ✨ Bright stars: Named from historic & indigenous asterisms #WGSN #StarNames #IAU

🟡 Deltoton (Δελτωτόν) – Delta Trianguli A G0V binary star, 35 ly away 🌟 Named after the Greek “Δ” — echoing Triangulum’s ancient symbolic form ☀️ Sunlike: 0.88 M☉, 0.87 L☉ 🔁 Binary (10-day orbit) ✅ IAU-approved 2025 #StarNames #WGSN #Deltoton #GreekAsterism

✨ On 22 July, PM Anthony Albanese proudly called Epsilon Crucis "Ginan", an Australian star — featured in the flag 🇳🇿. Named by the IAU in honour of the Wardaman people and their sky stories. #Ginan #EpsilonCrucis #IAUStarNames #CulturalAstronomy #SouthernCross

🔵 Ramus – 102 Her Named from Latin "branch" (Ramus Pomifer), in Hercules 🌿 Young, hot B2 IV star: 🌡️ 22,420 K | 🌟 3,600× Sun | ⚖️ 9.7 M☉ 📍 1523 ly away, near the hero’s shoulder Visible to the naked eye (mag 4.37) #StarNames #WGSN #Ramus #Hercules #IAU

🟠 Tusizuo (屠肆左) – 109 Her "Left Star of the Butcher’s Shop" from Han dynasty asterism Tú Sì 🐂 🌟 K2III red giant | 3.84 mag | 128 ly ☀️ 52× Sun’s luminosity 📍 Between Hercules’ hand & head #Tusizuo #IAUStarNames #ChineseAsterism #WGSN #109Her

🌟 New IAU Star Names – June 2025 ✨ Cultural names from China, Greece & Rome now official! 🆕 Bodu – 95 Her (Han dynasty) 🆕 Tusizuo – 109 Her (Tú Sì asterism) 🆕 Ramus – 102 Her (Latin “branch”) 🆕 Deltoton – Delta Tri (Greek Δ) 🔗 exopla.net/star-names #WGSN #IAU