Gravitational-wave astronomy

Ripples in Spacetime Reveal Mystery Object Colliding With a Star’s Corpse

by

A leading gravitational wave observatory recently detected ripples in spacetime that scientists say came from the collision of a dead, superdense stellar remnant and an unknown object. Making TV History with Star Trek: Discovery The stellar remnant is what’s called a neutron star; it’s what is left when a massive star collapses, leaving only a … Read more

Hell Yeah, We’re Getting a Space-Based Gravitational Wave Observatory

by

Stay calm, everybody stay calm. But it’s finally happening: The European Space Agency is committing itself to the Laser Interferometer Space Antenna (LISA), a gravitational wave observatory that will study some of the universe’s most enigmatic phenomena. Alex Winter on the Most Important Modern Horror Movie On Thursday, LISA was formally adopted, meaning that ESA … Read more