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Christina Koch

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From Space, Borders Blur: The Overview Effect and a Call to Redraw Our Lines
space22 hours ago

From Space, Borders Blur: The Overview Effect and a Call to Redraw Our Lines

Astronauts describe the overview effect—seeing Earth from orbit makes political borders and other divisions appear invisible, underscoring that such lines are human-made rather than intrinsic to the planet. Christina Koch, part of Artemis II, articulates this shift from the ISS cupola, while Victor Glover notes a ‘‘sea level effect’’ on return that forces a choice about how to live with these lines. The piece urges recognizing and reconsidering the lines we draw in daily life, since they exist only because we drew them and could redraw them.

via Space Daily|
#artemis-ii#borders#christina-koch
Christina Koch Chronicles Recovery After Artemis II Moon Flight
space1 month ago

Christina Koch Chronicles Recovery After Artemis II Moon Flight

NASA astronaut Christina Koch describes her postflight recovery after Artemis II, recounting a wobble during a blindfold balance test and highlighting how microgravity disrupts balance, proprioception, and early readaptation. Her roughly 10-day Moon mission—alongside Artemis II crewmates Reid Wiseman, Victor Glover, and Jeremy Hansen—is being monitored to study recovery, with NASA-backed countermeasures (exercise gear, diet, supplements) and mental health support helping astronauts readjust to Earth as scientists track short- and long-term physiological changes.

via Space|
#artemis-2#christina-koch#moon-mission
Earthshine Moment: Christina Koch Captures Earth from Artemis II Orion Flight
spacescience1 month ago

Earthshine Moment: Christina Koch Captures Earth from Artemis II Orion Flight

NASA posted a video captured by Artemis II astronaut Christina Koch showing Earthshine—sunlight reflecting off Earth—from about 33,800 miles away on the Orion spacecraft during the 10-day lunar flyby; Koch’s footage comes as the Artemis II crew (Reid Wiseman, Victor Glover, Jeremy Hansen, Koch) traveled farther from Earth than any humans in history, surpassing Apollo 13, and the clip was released around Earth Day.

via Yahoo|
#artemis-ii#christina-koch#earthshine
Christina Koch Grapples with Gravity After Artemis II Moon Flight
science1 month ago

Christina Koch Grapples with Gravity After Artemis II Moon Flight

NASA's Artemis II astronaut Christina Koch says she's still adjusting to Earth's gravity after returning from the Moon, posting a video of a tandem walk with eyes closed and explaining how microgravity disrupts the vestibular system; medical tests are underway to check balance, vision, and muscle strength, and researchers are using Moon-like gravity simulations to gauge future lunar endurance, with adaptation underway about a week after splashdown.

via KUSA.com|
#artemis#christina-koch#gravity
Koch on Earth's gravity re-adjustment after Artemis II lunar voyage
science1 month ago

Koch on Earth's gravity re-adjustment after Artemis II lunar voyage

NASA astronaut Christina Koch described the challenge of readjusting to Earth’s gravity after Artemis II, including a tandem walk with eyes closed. Astronauts are undergoing extensive medical testing, and scientists say microgravity disrupts vestibular signals, making early Earth navigation rely on vision while they train to simulate Moon-like gravity for future missions.

via 10tv.com|
#artemis-ii#christina-koch#gravity
Christina Koch Begins Earthbound Recovery From Artemis II Vestibular Changes
space1 month ago

Christina Koch Begins Earthbound Recovery From Artemis II Vestibular Changes

Christina Koch says her vestibular system isn’t functioning normally after Artemis II’s 10-day lunar flyby and is undergoing physical therapy to readjust to Earth's gravity; she explains that the brain relies on vision and eyes to orient itself after microgravity, with a tandem walk with eyes closed being particularly challenging, and notes recovery is underway about a week after splashdown as NASA researchers study neuro-vestibular effects from extended microgravity missions.

via Yahoo News UK|
#artemis-ii#christina-koch#microgravity
Koch Begins Earthbound Recovery From Artemis II Vestibular Effects
science1 month ago

Koch Begins Earthbound Recovery From Artemis II Vestibular Effects

NASA astronaut Christina Koch is recovering on Earth after Artemis II, where a 10-day lunar flyby led to vestibular disruption from microgravity. She described her vestibular system not signaling properly upon returning to gravity, causing balance challenges that require relying on visual cues; she’s now undergoing physical therapy and notes recovery is progressing about a week after splashdown, with findings that could inform treatment of vertigo and other neuro-vestibular conditions.

via Yahoo|
#artemis-ii#christina-koch#microgravity
Navy Photographer Captures Iconic Artemis II Return Portrait at Sunset
science1 month ago

Navy Photographer Captures Iconic Artemis II Return Portrait at Sunset

Navy photojournalist Mass Communication Specialist 2nd Class August Clawson captured what has become an iconic image of NASA astronaut Christina Koch during Artemis II's splashdown recovery aboard the USS John P. Murtha; he says he barely remembers taking the shot, which came together in the golden hour as helicopters retrieved the crew. The photo—Koch in an orange spacesuit against a sunlit helicopter window—reflects Clawson's long focus on unposed portraits honed on carrier decks, and NASA's timing of the mission to maximize dramatic recovery imagery.

via Task & Purpose|
#artemis-ii#august-clawson#christina-koch
Earth Is a Crew, Koch Says After Artemis II Splashdown
science1 month ago

Earth Is a Crew, Koch Says After Artemis II Splashdown

Astronaut Christina Koch, part of NASA’s Artemis II lunar mission, returned to Earth after a 10-day loop around the Moon. In remarks after splashdown, she described a crew as a group that sacrifices together, cares for one another, and stays linked by shared purpose. Viewing Earth from the Orion spacecraft, she offered the message, “Planet Earth: You are a crew,” highlighting a sense of belonging to something larger than oneself. All four Artemis II astronauts are in good health and en route to NASA’s Johnson Space Center.

via Yahoo|
#artemis-ii#christina-koch#earth