Friday, 4 September 2020

Completing the Roman Telescope's Primary Mirror


The Nancy Grace Roman Space Telescope’s primary mirror, which will collect and focus light from cosmic objects near and far, has been completed. via NASA https://ift.tt/350wOlI

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Lunar Occultation of Venus

On Wednesday, June 17, skywatchers across the United States—and parts of Canada—enjoyed a rare event: a daytime lunar occultation of Venus. ...