Our picture of M51 appears on page 48 under the article heading “Beginner’s Challenge: The spiral arms of M51. Our image of M13 and M101 also appear on the Messier Challenge Poster – these are all single frame Hyperstar/SXV-H9C images.
Our picture of M51 appears on page 48 under the article heading “Beginner’s Challenge: The spiral arms of M51. Our image of M13 and M101 also appear on the Messier Challenge Poster – these are all single frame Hyperstar/SXV-H9C images.