The Keck telescope on Mauna Kea has an angular resolution on Earth of half an arcsecond.
How far away (in meters) could you read ("resolve the letters of") a book with 3 mm square type, using the Keck telescope on Earth?
1 answer
10
How far away (in meters) could you read ("resolve the letters of") a book with 3 mm square type, using the Keck telescope on Earth?
1 answer