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Dec 31, 2022 at 18:11 history edited Fred CC BY-SA 4.0
Gramamtical changes
Dec 23, 2022 at 8:37 answer added Nightrider timeline score: 3
Dec 22, 2022 at 5:02 answer added David Bailey timeline score: 2
Nov 20, 2020 at 12:45 comment added SE - stop firing the good guys @uhoh With a high albedo surface, probably a lot more Joules in the form of sunlight than radio waves.
Nov 20, 2020 at 6:00 history tweeted twitter.com/StackSpaceExp/status/1329665802505687040
Nov 20, 2020 at 2:52 comment added uhoh related in Astronomy SE: Are we less safe now that Arecibo is decommissioned and will be demolish?
Nov 20, 2020 at 2:46 history edited uhoh CC BY-SA 4.0
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Nov 20, 2020 at 2:35 comment added uhoh Arecibo's transmitter was capable of a whopping 1 megawatt, so perhaps a followup question could be "How many Joules has Arecibo removed from the Earth? :-)
Nov 20, 2020 at 2:32 history edited uhoh CC BY-SA 4.0
added 58 characters in body
Nov 20, 2020 at 1:20 history edited DrSheldon CC BY-SA 4.0
2020 update
Jul 23, 2019 at 12:39 comment added samcarter_is_at_texnique.fr In case you are also interested in messages sent by other telescopes, this article might be interesting: newscientist.com/article/…
Jul 21, 2019 at 16:10 history asked DrSheldon CC BY-SA 4.0