51 Pegasi b – 25 years

On the 6th of October 1995, Michel Mayor and Didier Queloz announced the discovery of the first exoplanet around a Sun-like star – 51 Pegasi b. This discovery was rewarded with the 2019 Nobel Physics Prize.

To commemorate the 25th birthday of this discovery, IA researchers Nuno Cardoso Santos, Susana Barros, Sérgio Sousa and João Faria, from IA’s thematic line “Towards the detection and characterization of other Earths” share the meaning of this discovery, which turned out to be a real scientific revolution..


Watch the video below (in Portuguese).
Watch this and other videos on IA’s YouTube channel.