News

Astrobrendy | The Keyhole Nebula

The Keyhole Nebula is the largest diffuse nebula in the sky. This is a close-up of NGC 3372, which covers two degrees of sky (four times the width of the moon). The large star on the left is 100 times the size of our sun.

To follow Brendan O’Keeffe’s photography online, head to his Facebook page by searching for Brendan O’Keeffe Astrophotographer, or on Instagram @astrobrendy.