Topic
satellites
Why Solar Storms Can Throw Your GPS Off by Yards
A burst of radiation from the sun can scramble the atmosphere GPS signals pass through — in 2024, it sent tractors and ships drifting off course.
Has the Kessler Syndrome Already Started? Experts Are Split
NASA, ESA, MIT and University of Arizona scientists agree the space-debris cascade is plausible. They do not agree on whether it has already begun, or how bad it gets from here.
Why Satellites Fall From Orbit — and NASA's Race to Save One
A commercial spacecraft is trying to catch a falling NASA telescope before it burns up -- a real-time lesson in why nothing stays in orbit forever.