astrophysics

Mystery of Glowing Cosmic ‘Eye’ Finally Solved

Mystery of Glowing Cosmic ‘Eye’ Finally Solved

In 2004, astronomers spotted a unique celestial feature that, when observed in ultraviolet, bore the appearance of a glowing eye staring directly back at Earth. Unbeknownst to them, it would take 16 years to figure out what caused the Blue Ring Nebula to form.