The first incident occurred on 29 July and tilted the station approximately 540 degrees.
Russian thrusters have mistakenly claimed the title of the International Space Station (ISS) for the second time this year.
Soyuz MS-18 was supposed to bring a small crew back to Earth early on Sunday morning. During a planned pre-departure test at approximately 5:02 a.m. EDT, the thrusters continued to fire after the end of the test, resulting in “loss of attitude control”.
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“Within 30 minutes, flight controllers regained attitude control of the space station, which is now in stable configuration,” NASA officials said. wrote. “The crew was awake at the time of the incident and was not in any danger.”
The lab briefly deviated from its standard orientation by 57 degrees, according to SPACE.com. According to NASA Flight Director Timothy Creamer, the engines shut down on their own, possibly due to the engines running out of propellant.
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The cause of the distracted engine activity remains unknown. NASA and Russia’s federal space agency Roscosmos have started a joint investigation into the incident.
The small crew, scheduled to go home on Sunday, included astronaut Oleg Novitsky, film director Klim Shipenko and actor Yulia Presild. Departure will proceed as planned.
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A similar incident occurred on July 29, when the thrusters of a newly arrived Russian module began firing and rotated the lab about 540 degrees. Officials claimed that the earlier incident was caused by a software glitch.
“The crew was never in any danger,” NASA later tweeted about the incident.
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The space station is currently manned by NASA astronauts Mark Vande Hey, Shane Kimbrough and Megan MacArthur; Oleg Novitsky and Pyotr Dubrov of Russia’s Roscosmos Space Corporation; Japan Aerospace Exploration Agency astronaut Akihiko Hoshide and European Space Agency astronaut Thomas Pesquet.
Granthshala News’ Michael Ruiz contributed to this report.