‘Unicorn’ long-period radio transient baffles scientists

‘Unicorn’ long-period radio transient baffles scientists

Artist’s impression of the long-period radio transient CHIME J1634+44, which has properties so strange it’s been described as a “unicorn” object. Image via NSF/ AUI/ NSF NRAO/ P.Vosteen. The National Radio Astronomy Observatory published this original post on July 17, 2025. Edits by EarthSky. Spinning ‘unicorn’ long-period radio transient defies astrophysics Using some of the world’s most advanced radio telescopes, astronomers have discovered a …