TRONDHEIM, NORWAY - JUNE 20: Crown Prince Haakon and Princess Mette-Marit of Norway pose for a picture with Jean-Michel Jarre and Neil de Grasse Tyson during the Starmus Festival on June 20, 2017 in Trondheim, Norway. (Photo by Michael Campanella/Getty Images)
TRONDHEIM, NORWAY - JUNE 20: Princess Mette-Marit of Norway during the Starmus Festival on June 20, 2017 in Trondheim, Norway. (Photo by Michael Campanella/Getty Images)
TRONDHEIM, NORWAY - JUNE 20: Princess Mette-Marit of Norway during the Starmus Festival on June 20, 2017 in Trondheim, Norway. (Photo by Michael Campanella/Getty Images)
TRONDHEIM, NORWAY - JUNE 20: Crown Prince Haakon and Princess Mette-Marit of Norway greet Jean-Michel Jarre and Neil de Grasse Tyson during the Starmus Festival on June 20, 2017 in Trondheim, Norway. (Photo by Michael Campanella/Getty Images)
TRONDHEIM, NORWAY - JUNE 20: Princess Mette-Marit of Norway during the Starmus Festival on June 20, 2017 in Trondheim, Norway. (Photo by Michael Campanella/Getty Images)
