A new study of the Helix Nebula shows never-before-seen details of how dying stars recycle elements. Researchers found it by accident

A new study of the Helix Nebula shows never-before-seen details of how dying stars recycle elements. Researchers found it by accident

Yale astronomer Pieter van Dokkum led a research team that discovered evidence of how space is reclaiming the basic elements from a dying star.