This photo provided by SpaceX shows the passengers of Inspiration4 in the Dragon capsule on their first day in space. They are, from left, Jared Isaacman, Hayley Arceneaux, Chris Sembroski and Sian Proctor. (SpaceX via AP)

Four space tourists safely ended their trailblazing trip to orbit Saturday with a splashdown in the Atlantic off the Florida coast. 

Support teams work around the SpaceX Crew Dragon Resilience spacecraft shortly after it landed with NASA astronauts Mike Hopkins, Shannon Walker, and Victor Glover, and Japan Aerospace Exploration Agency (JAXA) astronaut Soichi Noguchi aboard in the Gulf of Mexico off the coast of Panama City, Florida, Sunday, May 2, 2021. (Bill Ingalls / NASA via AP)

SpaceX safely returned four astronauts from the International Space Station on Sunday, making the first U.S. crew splashdown in darkness since the Apollo 8 moonshot.

This image provided by NASA, astronauts from SpaceX join the astronauts of the International Space Station for an interview on Saturday, April 24, 2021. A recycled SpaceX capsule carrying four astronauts has arrived at the International Space Station, a day after launching from Florida. The Dragon capsule docked autonomously with the orbiting outpost on Saturday. (NASA via AP)

The International Space Station’s population swelled to 11 on Saturday with the jubilant arrival of SpaceX’s third crew capsule in less than a year. It’s the biggest crowd up there in more than a decade.