Despite moving at 18 miles per second, it still takes the Earth a year to make it around the Sun. For HM Cancri, an orbit takes a little bit less time: around five minutes. At that speed, HM Cancri is the fastest binary star pair ever discovered, with each white dwarf circling the other at a speed of 310 miles per second.
Stars are hot balls of plasma, but astronomers have now spotted a super strange one that may have a solid surface. Its intense magnetic field is strong enough to overcome its blistering temperatures and “freeze” its outer layers into a solid crust.
The New Yorker wrote an article calledGravitational Waves Exist The Inside Story of How Scientists Finally Found ThemThe article describes how Professor Rainer Weiss idea to build a device sensitive enough to detect ripples in space-time became aprofessional obsession and a quest that spanned ahalfcentury This quest had a team of over 1000 scientists and engineers focused on the task