Strangely Shaped Ray

ESO While this starry vista seems tranquil, the events that shaped the Pencil Nebula were nothing but quiet. Stars are born and stars die and when they do, they create amazing stellar landscapes. A star, perhaps a massive one, exploded to sculpt this beautiful starry...

Colossal Fireworks

X-ray: NASA/CXC/Rutgers/G.Cassam-Chenaï, J.Hughes et al.; Radio: NRAO/AUI/NSF/GBT/VLA/Dyer, Maddalena & Cornwell; Optical: Middlebury College/F.Winkler, NOAO/AURA/NSF/CTIO Schmidt & DSS An expanding translucent bubble is all that remains of a star in this...

Rising From the Mist

Credit: NASA/JPL-Caltech/WISE Team A strange beetle seems to rise from the mist of supernova remnant Puppis A in this image from NASA’s Wide-field Survey Explorer, or WISE, telescope. Explore the red and churning bubble in this image. What stories or images do...

Echoes of a Death

Credit: NASA/JPL-Caltech/WISE Team   Supernovae explode with an energy that can outshine an entire galaxy. But just as quickly the star fades from view leaving an expanding bubble of star guts and in the case of Cassiopeia A, a light echo. Explore this gorgeous...

A Bubble of Many Colors

Credit: X-ray: NASA/CXC/SAO; Optical: NASA/STScI; Infrared: NASA/JPL-Caltech/Steward/O.Krause et al.   Supernova remnant Cassiopeia A glows with many colors in this composite image from NASA’s Great Observatories. Zoom into the jumbled strands of colors....