Hubble was recently retrained on NGC 6302, known as the Butterfly Nebula, to observe it across a more complete spectrum of light, helping researchers better understand the mechanics at work in its technicolor wings of gas. The star at its center is responsible for the nebula's appearance. In its death throes, it has cast off layers of gas periodically over the past couple thousand years. Space Telescope Science Institute/NASA, ESA, and J. Kastner (RIT) … [Read more...] about Hubble Hubble: Telescope Provides Stunning New Images of Two Planetary Nebulas
