by Robert Vanderbei
Two images of Eta Carinae taken on February 7, 2016. SBIG Universal on Takahashi FSQ-104D H-alpha = 40 min, OIII = 6 min Two-minute unguided exposures. Richardson-Lucy deconvolution, Gaussian blur, Log.

by Robert Vanderbei
Two images of Eta Carinae taken on February 7, 2016. SBIG Universal on Takahashi FSQ-104D H-alpha = 40 min, OIII = 6 min Two-minute unguided exposures. Richardson-Lucy deconvolution, Gaussian blur, Log.
The Megaconstellation Threat by Dr. Paul Daniels