Ultra Deep Field: Looking into Space, 12 Billion Years Back in Time | Hubble FriendsofNASA.org: This six-minute visual exploration of the Hubble Ultra Deep Field showcases the characteristics and contents of this landmark observation, as well as its four-dimensional nature across both space and time. In particular, galaxies are seen to more than 12 billion light-years away/12 billion years ago, allowing astronomers to trace the development of galaxies across cosmic time. A deep field is a long e

Close-up: Spiral Galaxy NGC 4571 in Coma Berenices: A Star Factory | Hubble FriendsofNASA.org: A star-studded spiral galaxy shines in this NASA/European Space Agency Hubble Space Telescope picture. This galaxy is called NGC 4571, and it is located about 60 million light-years away in the constellation Coma Berenices. NGC 4571 dominates the scene with its feathery spiral structure and sparkling star clusters. The galaxy’s dusty spiral arms are dotted with brilliant pink nebulae that contain massi