https://briankoberlein.com/2015/07/06/dusty-scales/ Brian Koberlein Tue, 19 Feb 2019 19:13:36 +0000 hourly 1 https://wordpress.org/?v=5.0.3 https://briankoberlein.com/2015/07/06/dusty-scales/#comment-2538 Mon, 06 Jul 2015 13:59:10 +0000 https://briankoberlein.com/?p=4962#comment-2538 I’m amazed that we can see structures as “small” as 5 AU that are 450 light years away. Is this something only radio telescopes can do? Or do our optical telescopes also allow for this level of detail?

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