Charles Jonathan Penrose Tennyson FRS (born 11 May 1955) is a British physicist.
Chief Scientist Quantemol Ltd and chair, Blue Skies Space Ltd.[1][2] He was educated at Bootham School,[3] York.
He continued his studies at King's College, Cambridge and the University of Sussex.
Tennyson is an author of over 700 scientific papers focusing on applications of molecular spectroscopy to problems in astrophysics, atmospheric science, plasma physics and other fields.
[1] Tennyson was awarded the 2025 Royal Astronomical Society’s Gold Medal for his pioneering work advancing our understanding of exoplanets.