[LMB] Science details

A. Marina Fournier saffronrose at me.com
Sun Nov 22 21:03:36 GMT 2020

On Nov 22, 2020, at 12:40 PM, Howard Brazee <howard at brazee.net> wrote:
>> On Nov 22, 2020, at 1:24 PM, Markus Baur via Lois-Bujold <lois-bujold at lists.herald.co.uk> wrote:
Quoting Howard:
>>> Normal radio telescopes just listen.   Radar  is when signals come from Arecibo and bounce off of whatever it is looking at, and come back.

>> which is why it is useful only for short range targets like asteroids or planets

> I tried to take a photo of the Andromeda galaxy, but there was something wrong with my flash.

Because it wasn’t ’Gordon’

A. Marina Fournier
Valley of Heart’s Delight, CA
saffronrose at me.com
sent from iFionnghuala

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