Supernova.

◻︎ NASA Universe

In the center of a black background is a large circular object outlined by electric blue filaments that jolt and weave throughout the structure. The object, which is the supernova remnant Cassiopeia A, includes strings of vibrant colors including purple, orange, yellow and blue. This image is watermarked “Credit: NASA/CXC/SAO.”


From calcium in our bones to iron in our blood, we are made of star stuff. But how does the universe make and distribute these elements? @JAXA_en’s recently launched XRISM telescope will study the objects and events that created the “cosmic recipe” of our present-day universe.