Cepheus to Cassiopeia PRINT we can estimate its size

we can estimate its size to span 58 light-years (+/- 9% error)

This is a short 8hr exposure image I captured of rho from the observatory here in Texas

In the month of April

which made the capture of this image much more expeditious than it otherwise would've been

and the first object that signals the change of season rising in the east is Rho Ophiucu

Cepheus to Cassiopeia PRINT we can estimate its sizeCepheus to Cassiopeia is an absolutely gargantuan image spanning across huge swaths of our home galaxy, showing many different narrowband nebula that are very faint and rarely imaged together. This large image which covers several hundred times the size of the full moon provides context on how these different faint nebula interact with eachother. This image is a 35 panel mosaic captured in SHO narrowband, and it contains a huge number of the very