Astronomers Capture Extraordinary View of Thor’s Helmet Nebula

Astronomers using the EPIC cameras on ESA’s XMM-Newton space observatory and the Star Shadows Remote Observatory at New Mexico Skies and Cerro Tololo Inter-American Observatory have snapped an amazing view of a massive cloud of gas and dust known as Thor’s Helmet Nebula. Thor’s Helmet Nebula, also catalogued as Gum 4, Sharpless 2-298 or NGC [...] —> Read More