Didier Queloz receiving his Nobel Prize from H.M. King Carl XVI Gustaf of Sweden at Konserthuset Stockholm on 10 December 2019.

© Nobel Media. Photo: Alexander Mahmo

Didier Queloz after receiving his Nobel Prize at Konserthuset Stockholm, 10 December 2019.

© Nobel Media. Photo: Nanaka Adachi

Twelve of the fifteen Nobel Laureates of 2019 assembled at the Nobel Foundation in Stockholm on 12 December 2019. Back row: James Peebles, Abhijit Banerjee, Didier Queloz, Michael Kremer, William G. Kaelin Jr and Sir Peter J. Ratcliffe. Front row: Olga Tokarczuk, Akira Yoshino, Esther Duflo, M. Stanley Whittingham, Gregg L. Semenza and Michel Mayor.

© Nobel Media. Photo: A. Mahmoud

Didier Queloz delivering his Nobel Lecture at the Aula Magna, Stockholm University on 8 December 2019.

© Nobel Media AB. Photo: A. Mahmoud

Didier Queloz laughs with museum staff at the 2019 Nobel Laureates' Get together at the Nobel Prize Museum in Stockholm on 6 December 2019.

© Nobel Media. Photo: Alexander Mahmoud

Physics Laureate Didier Queloz gives a key to Nobel Prize Museum.

© Nobel Media. Photo: Alexander Mahmoud

Nobel Laureates in Physics, Didier Queloz and Michel Mayor, and the Nobel Laureate in Chemistry, Stanley Whittingham in a talk to astronauts on the International Space Station Luca Parmitano and Jessica Meir on 6 December at the Nobel Prize Museum in Stockholm.

© Nobel Media. Photo: Clément Morin

Didier Queloz on the day of the announcement of the Nobel Prize in Physics 2019.

Photo: Nick Saffell

Didier Queloz with the SPECULOOS team at the University of Cambridge less than 15 minutes after receiving the phone call about the Nobel Prize.

Photo: Peter Pihlmann Pedersen.

Didier Queloz (left) and Michel Mayor of the Geneva Observatory in front of ESO’s 3.6-metre telescope at La Silla Observatory in Chile.

Photo: The European Southern Observatory (ESO).

Didier Queloz at University of Geneva.

Photo: University of Geneva