
Supernova
SpacePerfectly shaped cosmic bubble in space baffles astronomers
Astronomers uncover Teleios, a rare and perfectly circular supernova remnant in the Milky Way, baffling researchers with its symmetry.
Joshua Shavit

Astronomers uncover Teleios, a rare and perfectly circular supernova remnant in the Milky Way, baffling researchers with its symmetry.
Joshua Shavit