Watchers
- adammcmaster
- beckyrotherChicago
- chrislintott
- CKrawczyk
- crowston
- DarrenMcRoy
- davidmillAdler Planetarium
- eemailme
- ErikOstlund
- jhcloos
- jwbmartin
- kellinora
- kieftrav
- mrniaboc
- srallenChicago, IL
- trouilleThe Adler Planetarium
- ttfnrobOxford University
- vmaidel
- vroojeLancaster University
- wgrangerZooniverse
- whyteAdler Planetarium
- zooniverseci
- zooniversehudson