The James Webb Space Telescope launched two years ago, giving scientists a new view into the early universe. Now, it's revealed a big new cosmic mystery.

For show transcripts, go to bit.ly/unx-transcripts

For more, go to http://vox.com/unexplainable

It’s a great place to view show transcripts and read more about the topics on our show.

Also, email us! unexplainable@vox.com

We read every email.

Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts

Learn more about your ad choices. Visit podcastchoices.com/adchoices