Stuck in space

Stuck in space

Update: 2024-08-261
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This podcast delves into the complexities of the Commercial Crew Program, highlighting the rivalry between Boeing and SpaceX in the race to transport astronauts to the International Space Station. It focuses on the numerous setbacks encountered by Boeing's Starliner program, including software glitches, corroded valves, and a critical helium leak that led to thruster failures. The podcast details the astronauts' predicament, their extended stay on the ISS, and NASA's contingency plan to bring them home using a SpaceX Crew Dragon spacecraft. It analyzes the implications of these events for Boeing, NASA, and the future of the space race, suggesting a potential shift in dominance towards SpaceX. The podcast also features an interview with astronaut Katie Coleman, who shares her experiences living on the ISS and discusses the importance of scientific research conducted in the unique microgravity environment.

Outlines

00:00:00
The Starliner Crisis: Astronauts Stuck in Space

This chapter introduces the situation of two American astronauts, Butch Wilmore and Sunny Williams, who are stuck in space due to issues with the Boeing Starliner spacecraft. It sets the context by highlighting the Commercial Crew Program and the rivalry between Boeing and SpaceX.

00:02:22
The Commercial Crew Program and the Space Race

This chapter delves into the history of the Commercial Crew Program, explaining how NASA awarded contracts to Boeing and SpaceX to develop spacecraft for transporting astronauts to the International Space Station. It discusses the initial skepticism surrounding SpaceX and the competitive dynamic between the two companies.

00:04:34
Boeing's Starliner Program: A History of Setbacks

This chapter focuses on the challenges faced by Boeing's Starliner program, highlighting multiple delays and technical issues that have plagued the spacecraft's development. It contrasts Boeing's struggles with SpaceX's relatively smoother journey to space.

00:08:43
The Future of Space Travel: NASA's Contingency Plan and SpaceX's Role

This chapter discusses NASA's decision to keep the astronauts on the International Space Station while they investigate the Starliner issues. It outlines the contingency plan, which involves bringing the astronauts home on a SpaceX Crew Dragon spacecraft during a future mission. It also explores the implications of this decision for the future of space travel and the potential shift in dominance towards SpaceX.

Keywords

Commercial Crew Program


A NASA program launched in 2014 to develop and operate commercial spacecraft for transporting astronauts to and from the International Space Station. It aimed to reduce NASA's reliance on government-owned vehicles and promote private sector involvement in space exploration.

Starliner


A spacecraft developed by Boeing for the Commercial Crew Program. It has faced numerous delays and technical issues, including software glitches, corroded valves, and helium leaks, leading to concerns about its safety and reliability.

SpaceX


A private aerospace company founded by Elon Musk. It has successfully developed and operated the Crew Dragon spacecraft, which has transported astronauts to the International Space Station for NASA. SpaceX has emerged as a leading player in the space industry, surpassing Boeing in terms of reliability and efficiency.

International Space Station (ISS)


A habitable artificial satellite in low Earth orbit, serving as a microgravity laboratory for scientific research and a platform for international collaboration in space exploration. It has been continuously occupied by astronauts from various countries since 2000.

Helium Leak


A leak of helium gas from a spacecraft's system, which can affect its performance and safety. In the case of the Starliner spacecraft, helium leaks were identified as a contributing factor to the thruster failures, leading to the astronauts' extended stay on the ISS.

Thruster


A small rocket engine used to maneuver spacecraft in space. Thrusters are essential for docking with other spacecraft, changing orbits, and performing other maneuvers. The Starliner spacecraft experienced multiple thruster failures, which jeopardized the mission and forced NASA to implement a contingency plan.

Contingency Plan


A backup plan or strategy developed to address unexpected events or challenges. In the case of the Starliner mission, NASA implemented a contingency plan to bring the astronauts home safely on a SpaceX Crew Dragon spacecraft after the Starliner experienced technical issues.

Space Race


A competition between nations or entities to achieve dominance in space exploration. The original space race between the United States and the Soviet Union in the 20th century spurred significant technological advancements. Today, the space race is evolving with the involvement of private companies like SpaceX, leading to a new era of commercial space exploration.

Q&A

  • What is the Commercial Crew Program and why was it created?

    The Commercial Crew Program is a NASA initiative launched in 2014 to develop and operate commercial spacecraft for transporting astronauts to and from the International Space Station. It was created to reduce NASA's reliance on government-owned vehicles and promote private sector involvement in space exploration.

  • What are the main challenges faced by Boeing's Starliner program?

    Boeing's Starliner program has faced numerous delays and technical issues, including software glitches, corroded valves, and helium leaks. These issues have raised concerns about the spacecraft's safety and reliability, leading to a significant setback for Boeing in the space race.

  • How did the helium leak and thruster failures affect the astronauts' mission?

    The helium leak and subsequent thruster failures on the Starliner spacecraft forced NASA to implement a contingency plan, keeping the astronauts on the International Space Station for an extended period. The issues raised concerns about the spacecraft's safety and reliability, leading to a delay in the astronauts' return to Earth.

  • What is NASA's contingency plan for bringing the astronauts home?

    NASA's contingency plan involves bringing the astronauts home on a SpaceX Crew Dragon spacecraft during a future mission. This decision highlights the reliance on SpaceX as a reliable provider for space travel, suggesting a potential shift in the space race with SpaceX emerging as a dominant player.

  • What are some of the scientific research opportunities provided by the International Space Station?

    The International Space Station provides a unique microgravity environment for conducting scientific research, allowing scientists to study phenomena that are difficult or impossible to study on Earth. Research areas include combustion, plant growth, erosion, and the effects of zero gravity on the human body.

  • How do astronauts on the ISS maintain their physical health in space?

    Astronauts on the ISS undergo rigorous exercise regimens to mitigate the negative effects of prolonged exposure to zero gravity on bone density and muscle mass. They spend about two hours a day exercising, including aerobic activities and weightlifting, to maintain their physical fitness and health.

Show Notes

Bloomberg’s Loren Grush explains how two astronauts got stuck on the International Space Station and astronaut Cady Coleman tells us why she is jealous of them.

This episode was produced by Avishay Artsy, edited by Amina Al-Sadi, fact-checked by Matt Collette, engineered by Patrick Boyd and Andrea Kristinsdottir, and hosted by Sean Rameswaram. Photo by Joel Kowsky/NASA via Getty Images.

Transcript at vox.com/today-explained-podcast

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