Comet

https://www.legacysurvey.org//viewer/?ra=19.8592&dec=0.1071&layer=hsc-dr2&zoom=11

1 Like

whats the other green thing?

I think it is multiple images of the same comet in sequential exposures

If it is, then why is its tail so small? I’m assuming these images were taken within days of eachother, and in that time the tail doesn’t change that much

Coadds can be weird