Conversation
Notices
-
Stephen Sekula (steve@chirp.cooleysekula.net)'s status on Thursday, 29-Jun-2023 10:35:13 UTC Stephen Sekula From APoD@botsin.space on Mastodon: A Message from the Gravitational Universe Illustration Credit: NANOGrav Physics Frontier Center; Text: Natalia Lewandowska (SUNY Oswego) https:// apod.nasa.gov/apod/ap230629.ht ml # APOD