A video from April 2007 regarding the Planck satellite due for launch mid 2008. Source- http://television.esa.int/vide... about one year, ESA will launch...
The spectrum of thermal radiation given by the Planck function is integrated over wavelength to get the radiation power density. Intermediate level of difficulty
Part 1 of a video by the Max Planck Institute for Extraterrestrial Physics (MPE) showing the technical facilities of the institute to the Visiting Committee...
Part 2 of a video by the Max Planck Institute for Extraterrestrial Physics (MPE) showing the technical facilities of the institute to the Visiting Committee...