We now know how far away some galaxies are in the iconic "deep field" image from NASA's James Webb Space Telescope. A Canadian instrument is revealing more about how the universe changed over time.
The shell galaxy NGC 3923's symmetrical onion-like layers, that extend 150,000 light-years across space, appear in a new photo from the Dark Energy Camera.
The shell galaxy NGC 3923's symmetrical onion-like layers, that extend 150,000 light-years across space, appear in a new photo from the Dark Energy Camera.