Paul Pudaite points to this post by Stacy McGaugh entitled, “The dwarf galaxy NGC1052-DF2.” Pudaite writes that it’s an interesting comment on consequences of excluding one outlier.
I can’t really follow what’s going on here but I thought I’d share it for the benefit of all the astronomers out there.
P.S. Apparently it is common for giant galaxies to have some dwarf satellite galaxies. Who knew?
Not just giant galaxies – the Milky Way has 50-odd:
https://en.m.wikipedia.org/wiki/Satellite_galaxies_of_the_Milky_Way
Most of them are extremely faint though
I find remarkable the use of a subscript emoji to indicate solar mass.
That’s a traditional solar symbol that’s been in use for hundreds of years (and may have originated as an Egyptian hieroglyph), so it’s a bit older than most “emojis”…
OG emoji
And it’s available in LaTeX, together with other astronomical (and astrological) symbols.
https://calknol.files.wordpress.com/2011/10/astro-symbols-latex.png