Yes, even in a vacuum. The side of the ISS that faces away from the sun reaches -157C (while the side facing the sun reaches +120C. Heat is infrared light energ

Yes, even in a vacuum. The side of the ISS that faces away from the sun reaches -157C (while the side facing the sun reaches +120C. Heat is infrared light energy...it's not sound. https://letstalkscience.ca/educational-resources/backgrounders/temperature-on-earth-and-on-iss https://letstalkscience.ca/educational-resources/backgrounde...