How to watch NASA’s Artemis II splash back down to Earth

NASA's Artemis II crew, having ventured farther from Earth than any humans before, prepares for a historic splashdown in the Pacific Ocean. | Contesto: cronaca

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• How to watch NASA’s Artemis II splash back down to Earth

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The four astronauts of NASA's Artemis II mission are scheduled to splash down in the Pacific Ocean on Tuesday, concluding a landmark journey that carried them farther from Earth than any human spaceflight in history. The crew, having successfully tested the Orion spacecraft's systems in deep space, will target a landing off the coast of California, where recovery teams are standing by. The event will be broadcast live, offering a global audience the chance to witness the culmination of this critical test flight. This return marks the final, high-stakes phase of the Artemis II mission, a precursor to NASA's planned return of astronauts to the lunar surface. The crew's journey took them on a wide orbit around the Moon, a trajectory that propelled them over 230,000 miles from Earth at its farthest point—surpassing the distance records set during the Apollo program. The primary objective was to rigorously evaluate the Orion capsule's life support, communication, and navigation systems with a crew aboard in the demanding environment of deep space. The significance of a successful splashdown cannot be overstated. It validates the spacecraft's heat shield, which must withstand temperatures nearing 5,000 degrees Fahrenheit during re-entry into Earth's atmosphere at speeds exceeding 25,000 miles per hour. This performance is a non-negotiable requirement for the safety of future crews. Furthermore, the recovery operation—a coordinated effort involving NASA, the U.S. Navy, and the Department of Defense—will rehearse the procedures needed to secure the capsule and extract astronauts following longer missions to the Moon. Artemis II serves as the essential crewed pathfinder for the Artemis program, which aims to establish a sustainable human presence on the Moon and serve as a proving ground for eventual missions to Mars. The data gathered from this flight, especially during the intense re-entry and recovery, will directly inform the planning for Artemis III, the mission slated to land the next American astronauts, including the first woman and first person of color, on the lunar surface later this decade. As the world watches the capsule descend under its parachutes, the...

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Categoria: cronaca