Spacewalk cut short by spacesuit CO2 buildup
JOHNSON SPACE CENTER, Houston--NASA managers terminated a spacewalk Wednesday when carbon dioxide levels in astronaut Chris Cassidy's spacesuit began climbing due to a malfunction in its CO2 removal system. NASA managers said later the CO2 levels never exceeded normal limits for crews inside the space station or the shuttle and that calling off the spacewalk early was simply a precaution.
"A spacesuit is a very small spacecraft and there's really not very much margin for error," said space station Flight Director Holly Ridings.
She said Cassidy, a former Navy SEAL making his first spacewalk, experienced no … Read more