@o_ob at 2017-10-08 Oct 8, 2017 • twitter-blogger https://twitter.com/o_ob/statuses/916889694515941376 Dark Molecular Cloud Barnard 68 via NASA https://t.co/gJzLqRwzJO https://t.co/GP4gRVrfBL 13:55:12 top << @o_ob at 2017-10-07 @o_ob at 2017-10-09 >>