Astrophysics

The newfound planet is 96 light years away, but it's the closest twin to Jupiter astronomers have ever directly seen

Galactic collisions replicated in the lab help researchers investigate the origins of vastly amplified magnetic fields in the universe

General relativity and Noether’s theorem take center stage in two live Web broadcasts this week

A bright galaxy may hold starts from a generation that seeded the rest of the universe

NASA’s former director of astrophysics plans to revolutionize space science with agile, privately funded missions

The same particles that streak through Earth's atmosphere as "shooting stars" kick up lunar dust when they strike the surface of the atmosphere-less moon. Christopher Intagliata reports

The universe’s hidden stuff could be a mirror world of invisible particles and “dark atoms”

A galaxy 12.5 billion light-years away gives off the light of 300 trillion suns, because its feeding black hole produces enough heat to set the whole galaxy's dust glowing. Lee Billings reports

Mathematician Eugenia Cheng, tenured in the School of Mathematics and Statistics at the University of Sheffield in the U.K. and currently Scientist in Residence at the School of the Art Institute of Chicago talks about her new book How to Bake Pi: An Edible Exploration of the Mathematics of Mathematics   

This never-before-seen phenomenon could help explain what comprises dark matter

Galaxies in every corner of the universe have been sending out photons, or light particles, since nearly the beginning of time. Astronomers are now beginning to read this extragalactic background light