A closer view of the Montes Alpes region. A hint of the rille visible in Vallis Alpes. 100 x 20 ms Ha 35nm in Celestron 8" at f/10. pic.twitter.com/XEmiFfMpd0
— Christian Fröschlin (@chrfrde) March 24, 2018
via Twitter https://twitter.com/chrfrde
March 25, 2018 at 04:39AM
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