Astronomy Enthusiasts of Lancaster County: The most distant galaxy found so far, GN-z11

Wednesday, May 8th 2019

6:30 PM

The most distant galaxy found so far, GN-z11, is 13.4 billion years old and is 32 billion light years away. Answers will be discussed for the following questions: How can galaxy GN-z11 be 32 billion light years away when the universe is 13.8 billion years old and light speed is the ultimate speed limit in the universe? What does this distant galaxy tell us about galaxy formation and evolution in the early universe? How can distant galaxies recede from the Milky Way Galaxy faster than the speed of light? How is distance measured to galaxies in the early universe using Hubble’s Law?