August 24, 2018August 24, 2018H-alpha Sun – August 24, 2018 Continue reading "H-alpha Sun – August 24, 2018"
August 23, 2018The Moon at 20 degrees of altitude – August 21, 2018 Continue reading "The Moon at 20 degrees of altitude – August 21, 2018"
August 22, 2018ISS solar transit – August 22, 2018 Continue reading "ISS solar transit – August 22, 2018"
