Astronomers are uncovering the earliest stages of planet formation with the help of technologies like the James Webb Space Telescope (JWST). Recent findings from the Butterfly Nebula, 3,400 ...

JWST three-color images of Cassiopeia A, contrasting Carbon Monoxide (CO in green) and Argon ejecta (in red) and synchrotron emission (in blue). The images show that there is more CO gas in the outer ...