31 DEC. 2003 publication date 21900 Views

APXS (Alpha X-ray Spectrometer) is lowered to within 4 cm of the ground, it detects alpha particles and X-rays, which provide information on the elemental composition of the comet's surface.

Principal Investigator: Göstar Klingelhöfer, Johannes Gutenberg-Universität, Mainz, Germany


Related links

Rosetta’s instruments (black background)
Philae on the comet (Front view)
The ALICE ultraviolet imaging spectrometer
The Comet Nucleus Sounding Experiment by Radiowave Transmission

stay updated

Subscribe to our newsletter to receive the latest news, mission updates, and exclusive insights directly in your inbox. Be the first to know about our upcoming projects and breakthroughs.