GB2RS Extract – Feb 2024:
“…………….. The first amateur radio station on the moon, JS1YMG, is now transmitting. The Japan Aerospace Exploration Agency, or JAXA, landed its Smart Lander for Investigating the Moon on the 19th of January 2024. The JAXA Ham Radio Club, JQ1ZVI secured the JS1YMG callsign and has been transmitting Morse code on 437.41MHz since the 19th of January. The probe uses 1W to a UHF antenna, with circular polarisation, and is transmitting what is described as “matters related to amateur business.” Radio amateurs have been busy analysing JS1YMG‘s signal. You can read more about this story on Daniel Estévez, EA4GPZ’s blog at destevez.net …………………”
And
DECODING JS1YMG: FIRST HAM RADIO STATION ON THE MOON AFTER SLIM MISSION (Hackaday)