quote “The six-pointed blue structure is an artefact due to optical diffraction from the bright star WR140 in this #JWST MIRI image,” McCaughrean wrote on Twitter. “But red curvy-yet-boxy stuff is real, a series of shells around WR140. Actually in space. Around a star.”
https://www.vice.com/en/article/qjk38p/ astronomers-are-freaking-out-over-bizarre-rectangle-shaped-rings-in-space
