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China has made significant strides in its space exploration efforts, including the successful landing of its reusable spacecraft and plans for the International Lunar Research Station (ILRS) and the Tianwen-3 Mars sample return mission. These developments position China as a key player in the global space race.
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Elon Musk announced plans for SpaceX to launch five uncrewed Starship missions to Mars in 2026, with crewed flights potentially following in 2028. However, regulatory delays from the FAA threaten these timelines, raising concerns about the feasibility of Musk's ambitious goals for Mars colonization.
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On Thursday, September 12, 2024, the Polaris Dawn mission will attempt the first-ever private spacewalk. Led by billionaire Jared Isaacman and SpaceX engineers, the mission aims to test new spacesuits and conduct experiments at unprecedented altitudes, pushing the boundaries of commercial spaceflight.
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Billionaire Jared Isaacman and SpaceX engineer Sarah Gillis are set to conduct a historic spacewalk from the Crew Dragon spacecraft at 5:58 AM ET today. This mission, Polaris Dawn, aims to test new spacesuits and study radiation effects at an altitude of 700 kilometers, nearly double that of the International Space Station.
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The Polaris Dawn mission, led by Jared Isaacman, successfully completed the first private spacewalk on September 12, 2024. The crew reached an altitude of 1,400 km, conducted various experiments, and returned safely to Earth on September 15, marking significant advancements in commercial space exploration.
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Jared Isaacman and his crew successfully completed the first-ever private spacewalk during SpaceX's Polaris Dawn mission. The Crew Dragon capsule splashed down in the Gulf of Mexico after five days in orbit, achieving significant milestones in commercial spaceflight and spacesuit technology testing.
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The asteroid 2024 PT5 has been captured by Earth's gravity and will act as a temporary mini-moon from September 29 to November 25, 2024. Discovered by the Asteroid Terrestrial-Impact Last Alert System, this 10-meter-wide asteroid is expected to follow a horseshoe path before returning to its original orbit around the Sun.
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A recent study suggests that a ring of asteroid debris encircled Earth 450 million years ago, causing a spike in meteorite impacts during the Ordovician Period. This event may have contributed to significant climate changes, including the Hirnantian Icehouse, as researchers analyze the distribution of impact craters near the equator.