Wed Mar 19 02:43:17 UTC 2025: **Extended Space Mission Leaves Astronauts with Potential Long-Term Health Risks**

CAPE CANAVERAL, FL – Two NASA astronauts, Sunita Williams and Barry Wilmore, have returned to Earth after a nine-month mission aboard the International Space Station (ISS), far exceeding their planned eight-day stay. A thruster malfunction on their Boeing Starliner Calypso spacecraft forced an extended stay, making their mission one of the longest in NASA history.

While safely returning alongside Russian cosmonaut Aleksandr Gorbunov, the prolonged exposure to the harsh conditions of space has raised concerns about their long-term health. The extended period of microgravity caused significant physical deterioration, including muscle loss, bone weakening, and fluid shifts. Furthermore, radiation exposure during the mission was substantially higher than normal, increasing the risk of cancer and cognitive decline.

Upon their return, the astronauts are experiencing the typical readjustment challenges, such as balance issues, dizziness, and cardiovascular problems. However, experts warn that the effects of prolonged space travel may lead to long-term health complications, including nerve damage and degenerative diseases.

While the astronauts’ mission significantly extended the existing knowledge of prolonged space travel, it underscores the significant physical toll such missions take on the human body, highlighting the need for further research and improved countermeasures to protect future astronauts on even longer deep-space voyages. The record for the longest single spaceflight remains held by Russian cosmonaut Valeri Polyakov, with 437 days in space.

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