amidthestarstours.com
Astronomy educator and writer in Southern California. I post space images with breakdowns, astronomy fun facts, and articles on various space topics. Amid the Stars is a guided stargazing experience in the San Bernardino Mountains. amidthestarstours.com
👤 Joined on 28 janeiro 2026
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@amidthestars.bsky.social@amidthestars.bsky.social → @amidthestarstours.comIt takes just a tiny fraction of ice to produce sublimation- you're right that many asteroids contain hydration, and even literal ice in some cases. But composition is one of the most difficult items to enumerate, and therefore little used to define comethood.
Show PostYour science is two decades out of date. The term "icy snowball" was obsolete with Deep Impact, and thoroughly trounced by Rosetta. Rosetta found 67P/C-G was about one-sixth water. Rosetta scientists now use the term "mineral organices", for minerals and organics with a minor fraction of ices.
Show PostYou're right, and I respect your knowledgeable use of language, but having been subjected to far too many Dunning-Kruger-fueled arguments with people who didn't know how language works, I'm going to sit here in my grumpy pants and stew about it. 😅💜
Show PostMeanwhile, I'm sitting here fuming over the fact they called it "another solar system." There is only one solar system, the one around the star named Sol; everything else is a star system. 😤
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