09/07/2024
The Resolve detector on JAXA (Japan Aerospace Exploration Agency)’s XRISM is so cool! No really, it’s chilled to one twentieth of a degree above absolute zero to measure the heat from individual X-rays.
How cold is that? See how it compares to other temperatures in the universe in this infographic, and take a full tour here: https://tmblr.co/Zz_UqjgFCgjZCm00