The James Webb Space Telescope is experiencing an issue with one of its instruments, the Near Infrared Imager and Slitless Spectrograph, or NIRISS. The instrument is currently offline with no ...

Using data from the James Webb Space Telescope, astronomers traced how Milky Way–like galaxies formed and changed over time.

Previous data of K2-18b, obtained with Webb’s Near-Infrared Imager and Slitless Spectrograph and Near-Infrared Spectrograph, shows an abundance of methane and carbon dioxide in the exoplanet’s ...

K2-18b is a distant exoplanet in our Milky Way galaxy K2-18b is a distant exoplanet in our Milky Way galaxy K2-18b is a distant exoplanet in our Milky Way galaxy A team of astronomers have detected ...