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This image of Cassiopeia A resembles a disk of electric light with red clouds, glowing white streaks, red and orange flames, and an area near the center of the remnant resembling a somewhat circular region of green lightning.

Cassiopeia A

Cassiopeia A - Supernovas

Explore Cassiopeia A content in the Supernovas category

Stories About Cassiopeia A
Explore the stories of Cassiopeia A where a massive star's violent end 350 years ago scattered cosmic debris across 10 light-years.
Cassiopeia A 3D Model
Explore the stellar explosion of Cassiopeia A in immersive 3D, walking through the actual remnants of this 340-year-old supernova.
Sounds of Cassiopeia A
Hear Cassiopeia A's stellar elements transform into musical notes, radiating outward from its central neutron star.
Fly Through Cassiopeia A
This video guides viewers through a stunning 3D visualization of Cassiopeia A, letting you soar through colorful layers of stellar debris while different elements create a cosmic symphony that intensifies as you approach the supernova's heart.
Images of Cassiopeia A
Look at images of Cassiopeia A