SAN DIEGO — NASA's Artemis II Orion spacecraft successfully splashed down in the Pacific Ocean approximately 50 to 60 miles off the coast of San Diego, California, at 5:07 p.m. PDT (8:07 p.m. EDT) on Friday, April 10, 2026, safely returning four astronauts from humanity's first crewed lunar voyage in more than 50 years.

Artemis II Crew Splashes Down Safely After Record-Breaking Moon Flyby
Artemis II Crew Splashes Down Safely After Record-Breaking Moon Flyby

The capsule, dubbed "Integrity," carrying NASA astronauts Reid Wiseman (commander), Victor Glover (pilot), Christina Koch (mission specialist) and Canadian Space Agency astronaut Jeremy Hansen, touched the water after a high-speed re-entry that tested the spacecraft's heat shield under extreme conditions. Recovery teams aboard the USS John P. Murtha, an amphibious transport dock ship based in San Diego, quickly secured the capsule and extracted the crew, who appeared in good health and were transferred by helicopter to the ship for initial medical evaluations.

The precise splashdown location was chosen for its favorable weather patterns, proximity to naval support infrastructure at Naval Base San Diego and established recovery procedures honed during the uncrewed Artemis I mission in 2022. The site lies in the open Pacific, roughly southwest of San Diego, allowing a safe, controlled descent away from commercial shipping lanes and populated areas while providing easy access for the U.S. Navy and NASA recovery forces.

Artemis II launched April 1 from Kennedy Space Center in Florida atop the massive Space Launch System rocket. Over the 10-day mission, the crew traveled more than 694,000 miles, looping around the far side of the Moon on April 6 and setting a new record for the farthest humans have traveled from Earth — surpassing the 1970 Apollo 13 mark by several thousand miles. They experienced a communications blackout behind the Moon, captured stunning views of Earthrise and conducted systems tests critical for future lunar landings.

Re-entry began with separation from the European Service Module, followed by a fiery plunge through Earth's atmosphere at nearly 25,000 mph (about 40,000 km/h). The crew module endured temperatures exceeding 5,000 degrees Fahrenheit (2,760 Celsius) before deploying drogue parachutes at around 22,000 feet and main parachutes at about 6,000 feet, slowing the capsule to roughly 20 mph for the ocean landing.

The choice of the San Diego region was no accident. NASA and the Navy have conducted extensive training and rehearsals there, leveraging the area's stable ocean conditions, proximity to military air and sea assets and existing infrastructure. The USS John P. Murtha served as the primary recovery vessel, equipped with a well deck, helicopter capabilities and medical facilities ideally suited for the operation. Navy divers and support teams from Helicopter Sea Combat Squadron 23 assisted in the extraction.

Friday's successful return marks a major milestone for NASA's Artemis program, which seeks to establish a sustainable human presence on the Moon as a stepping stone to Mars. Artemis II served as the first crewed test of the Orion spacecraft and SLS system in deep space, validating life support, navigation, thermal protection and re-entry performance. Data from the mission will directly inform Artemis III, targeted for a crewed lunar landing near the Moon's south pole as early as 2027.

The crew's safe return triggered widespread celebrations. NASA Administrator Jared Isaacman, who boarded the USS John P. Murtha ahead of splashdown, praised the team's performance. World leaders, including U.S. officials and Canadian Prime Minister, offered congratulations. Social media filled with images of the capsule under parachutes and the crew waving from the recovery boats.

For the astronauts, the mission represented personal milestones. Koch became the first woman to travel around the Moon. Glover was the first person of color on a lunar mission. Hansen marked Canada's first deep-space flight. Wiseman, a veteran, provided steady leadership throughout.

Post-splashdown, the crew underwent medical checks aboard the Murtha before flying to shore and then to NASA's Johnson Space Center in Houston for further debriefings and rehabilitation. The Orion capsule itself will be transported back to Kennedy Space Center for detailed inspection, particularly of the heat shield that performed as designed after concerns raised during Artemis I.

The Pacific splashdown zone off San Diego offers logistical advantages that make it NASA's preferred site for Orion returns. The trajectory from a lunar free-return path naturally brings the spacecraft back over the Pacific, and fine-tuned trajectory correction burns during the mission allowed engineers to target the precise recovery area. This consistency simplifies planning for future missions and reduces variables in weather and sea state.

Challenges during recovery were minimal. Weather conditions were favorable, with calm seas aiding the Navy divers and recovery boats as they attached the "front porch" platform to the capsule for safe crew extraction. The operation unfolded smoothly, with live NASA television coverage showing the capsule bobbing in the ocean as teams approached.

As Artemis II concludes, attention turns to the next steps. Engineers will analyze every aspect of the flight, from launch vibrations to deep-space maneuvers and the punishing re-entry. Lessons learned will help refine procedures for crewed lunar landings and eventual long-duration stays on the Moon via the Gateway outpost.

The mission also highlighted international collaboration. Canada's contribution through astronaut Hansen and robotic technologies underscores the global nature of Artemis. European partners provided the service module, while commercial entities continue supporting various aspects of the program.

Public interest in the splashdown was immense. Millions tuned in via NASA TV, YouTube and broadcast networks. Southern California residents were warned of a possible sonic boom during re-entry, though many reported hearing nothing or only faint sounds due to the offshore location.

For a program once delayed by technical hurdles and budget questions, Friday's events delivered a confident step forward. Artemis II proved that NASA and its partners can safely send humans beyond low-Earth orbit, around the Moon and back — a capability not demonstrated with crews since Apollo 17 in 1972.

As the astronauts begin their post-flight routines and the capsule undergoes analysis, the Pacific waters off San Diego once again served as a reliable gateway between Earth and the cosmos. The site, now twice proven with Orion, stands ready for future Artemis returns as humanity prepares to set foot on the lunar surface once more.

The successful landing off San Diego not only closed a landmark mission but reopened the door to sustained lunar exploration. With Artemis II behind them, NASA and the global space community look ahead to boots on the Moon and, eventually, journeys farther into the solar system.