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Views /Opinion

The loophole in space flight safety

Alan Levin

09 Nov 2014

By Alan Levin
The fatal Virgin Galactic crash may trigger the first federal regulation of an industry that has so far operated with almost no oversight on assumption that space travellers, similar to mountain climbers, know the risks.
Congress has prohibited the US government from imposing safety regulations over most aspects of commercial space exploration, even barring protections for passengers on the kind of for-pay flights that billionaire Richard Branson’s Virgin Galactic envisions. All that changed when the company’s SpaceShipTwo broke into pieces on an October 31
test flight.
The law says the Federal Aviation Administration may issue rules if a launch “resulted in a serious or fatal injury.” While it makes sense to give companies relatively free rein to test new technology, they should have to reach a higher standard once they begin carrying passengers, said Scott Pace, director of George Washington University’s Space Policy Institute.
“Zero or a completely hands-off approach is not acceptable, probably even to the companies,” Pace said in an interview.
The debate will be where to draw that line, he said.
The FAA’s current space flight regulations are focused on ensuring that uninvolved people on the ground and the environment aren’t harmed. They also include requirements that companies have adequate insurance and won’t threaten national security.
Unlike passengers on commercial airliners, there’s no standard for the safety of the paying customers on the spacecraft. They just must be notified of the risks of a flight and reentry into the atmosphere.
The FAA is waiting for results of the accident investigation to determine whether additional regulations are needed, it said in an e-mailed statement.
“However, we will look to utilise any and all available platforms to leverage lessons learned that will result in increased safety,” the agency said. “We know that spaceflight is inherently risky and we expect that valuable lessons will be learned from these unfortunate events that will lead to increased safety and help this industry continue to evolve.”
The goal of human space flight should be a safety record similar to that of commercial aviation, Kerri Cahoy, a Massachusetts Institute of Technology professor of aeronautics and astronautics, said in an interview. It may take many years to approach that,
she said.
“The statistics aren’t with us,” Cahoy said.
NASA estimated the risks of losing a Space Shuttle when the fleet was still in operation was 1 in 90, or 1.1 percent.
Still, other unregulated human activities are riskier. A 2007 study found that the chances of dying after climbing Mount Everest were about one in 62, or 1.6 percent.
The FAA provided an outline of what human space flight regulations may look like in a report published August 27 laying out “recommended practices” for such ventures. It includes dozens of safety recommendations, from having fire suppression systems to preventing electrical shocks.
The document stopped short of setting specific levels of acceptable risk because that “may inadvertently limit innovation.”
By comparison, in the more mature world of commercial aircraft, the FAA requires manufacturers such as Boeing Co to prove that failures of systems that could take down a plane — such as a fractured wing — must be “extremely remote.”
That is defined as occurring no more than once in 1 billion flights, making it unlikely during the entire history of an aircraft model’s lifetime.
Virgin Galactic’s public affairs subcontractor, New York- based Edelman Public Relations, didn’t immediately respond to e-mailed requests for comment.
The FAA issued a permit May 23 to Scaled Composites LLC, which built the spaceship, for the Virgin Galactic test flight. It required a safety zone on the ground of 1,250 feet (380 meters) around SpaceShipTwo as it was being prepared for flight and limited the craft to restricted airspace where it wouldn’t fly near airplanes.
Representative Dana Rohrabacher, a California Republican who sponsored some of the legislation limiting FAA’s oversight, remains “a strong proponent of commercial space exploration and considers setbacks, however tragic, to be the constant companion of freedom and progress,” spokesman Ken Grubbs said in an e- mail.
The industry believes the existing regulations worked and doesn’t want tighter requirements that may hinder experimentation and development, Eric Stallmer, president of the Washington-based Commercial Spaceflight Federation trade group, said in an interview.
While companies understand there will eventually be calls for additional standards, at this stage it prefers non-binding guidelines, Stallmer said. So far, in discussions with lawmakers and FAA regulators, he hasn’t heard any call for new regulations, he said.
“We’ve got to get through this learning period, which Congress has been tremendously supportive of,” he said.
SpaceShipTwo disintegrated above the California desert after a braking mechanism supposed to be used during re-entry deployed as the ship rocketed upward and reached the speed of sound, about 1,060 kilometers an hour at that altitude, according to the National Transportation Safety Board.
WP-BLOOMBERG

By Alan Levin
The fatal Virgin Galactic crash may trigger the first federal regulation of an industry that has so far operated with almost no oversight on assumption that space travellers, similar to mountain climbers, know the risks.
Congress has prohibited the US government from imposing safety regulations over most aspects of commercial space exploration, even barring protections for passengers on the kind of for-pay flights that billionaire Richard Branson’s Virgin Galactic envisions. All that changed when the company’s SpaceShipTwo broke into pieces on an October 31
test flight.
The law says the Federal Aviation Administration may issue rules if a launch “resulted in a serious or fatal injury.” While it makes sense to give companies relatively free rein to test new technology, they should have to reach a higher standard once they begin carrying passengers, said Scott Pace, director of George Washington University’s Space Policy Institute.
“Zero or a completely hands-off approach is not acceptable, probably even to the companies,” Pace said in an interview.
The debate will be where to draw that line, he said.
The FAA’s current space flight regulations are focused on ensuring that uninvolved people on the ground and the environment aren’t harmed. They also include requirements that companies have adequate insurance and won’t threaten national security.
Unlike passengers on commercial airliners, there’s no standard for the safety of the paying customers on the spacecraft. They just must be notified of the risks of a flight and reentry into the atmosphere.
The FAA is waiting for results of the accident investigation to determine whether additional regulations are needed, it said in an e-mailed statement.
“However, we will look to utilise any and all available platforms to leverage lessons learned that will result in increased safety,” the agency said. “We know that spaceflight is inherently risky and we expect that valuable lessons will be learned from these unfortunate events that will lead to increased safety and help this industry continue to evolve.”
The goal of human space flight should be a safety record similar to that of commercial aviation, Kerri Cahoy, a Massachusetts Institute of Technology professor of aeronautics and astronautics, said in an interview. It may take many years to approach that,
she said.
“The statistics aren’t with us,” Cahoy said.
NASA estimated the risks of losing a Space Shuttle when the fleet was still in operation was 1 in 90, or 1.1 percent.
Still, other unregulated human activities are riskier. A 2007 study found that the chances of dying after climbing Mount Everest were about one in 62, or 1.6 percent.
The FAA provided an outline of what human space flight regulations may look like in a report published August 27 laying out “recommended practices” for such ventures. It includes dozens of safety recommendations, from having fire suppression systems to preventing electrical shocks.
The document stopped short of setting specific levels of acceptable risk because that “may inadvertently limit innovation.”
By comparison, in the more mature world of commercial aircraft, the FAA requires manufacturers such as Boeing Co to prove that failures of systems that could take down a plane — such as a fractured wing — must be “extremely remote.”
That is defined as occurring no more than once in 1 billion flights, making it unlikely during the entire history of an aircraft model’s lifetime.
Virgin Galactic’s public affairs subcontractor, New York- based Edelman Public Relations, didn’t immediately respond to e-mailed requests for comment.
The FAA issued a permit May 23 to Scaled Composites LLC, which built the spaceship, for the Virgin Galactic test flight. It required a safety zone on the ground of 1,250 feet (380 meters) around SpaceShipTwo as it was being prepared for flight and limited the craft to restricted airspace where it wouldn’t fly near airplanes.
Representative Dana Rohrabacher, a California Republican who sponsored some of the legislation limiting FAA’s oversight, remains “a strong proponent of commercial space exploration and considers setbacks, however tragic, to be the constant companion of freedom and progress,” spokesman Ken Grubbs said in an e- mail.
The industry believes the existing regulations worked and doesn’t want tighter requirements that may hinder experimentation and development, Eric Stallmer, president of the Washington-based Commercial Spaceflight Federation trade group, said in an interview.
While companies understand there will eventually be calls for additional standards, at this stage it prefers non-binding guidelines, Stallmer said. So far, in discussions with lawmakers and FAA regulators, he hasn’t heard any call for new regulations, he said.
“We’ve got to get through this learning period, which Congress has been tremendously supportive of,” he said.
SpaceShipTwo disintegrated above the California desert after a braking mechanism supposed to be used during re-entry deployed as the ship rocketed upward and reached the speed of sound, about 1,060 kilometers an hour at that altitude, according to the National Transportation Safety Board.
WP-BLOOMBERG