4 ms·
Here's that telescope scale comparison in svg: https://upload.wikimedia.org/wikipedia/commons/c/c5/Comparison_optical_telescope_primary_mirrors.svg https://uplo
by JonnieCache 12y ago
Here's that telescope scale comparison in svg: https://upload.wikimedia.org/wikipedia/commons/c/c5/Comparison_optical_telescope_primary_mirrors.svg https://upload.wikimedia.org/wikipedia/commons/c/c5/Comparis...