When two black holes merge, the resulting object rings like a struck bell, radiating gravitational waves that fade in a distinctive pattern called ringdown.
A new image from the Gemini North telescope on Maunakea in Hawaiβi offers the sharpest look yet at a striking pair of interacting spiral galaxies, cataloged as NGC 7253.
A head-on collision with another galaxy billions of years ago may have dramatically reoriented the Milky Wayβs disk, according to new supercomputer simulations that reveal how violent mergers can leave spiral galaxies looking surprisingly normal today.
The rich and famous who filed into the Kennedy Centerβs opera house in December were there to enjoy one of the nationβs most exclusive celebrations of the performing arts: the centerβs annual honors gala.
The black-tie event, hosted by President Donald Trump, prioritized tickets to people who donated more than $75,000 to the center. This year, it feted Hollywood icon Sylvester Stallone, the legendary glam rock band Kiss and the Grammy Award-winning disco pioneer Gloria Gaynor.
Among the attendees that evening were two lower-profile government officials whose regulatory decisions had been crucial to the future of the galaβs broadcast sponsor, CBS, and its parent company, Paramount.