An Astronomer’s Thoughts on Elon Musk, NASA, and Humanity’s Fundamental Questions

Published: April 11, 2019, 9 a.m.

Dr. Kevin Luhman is a professor of astronomy and astrophysics at Pennsylvania State University and a renowned astronomer for having discovered both the third closest stellar system, now called Luhman 16, and the coldest brown dwarf star ever found, which...