“Around 1900, about 4.5 per cent of the land area of the world burned every year. Over the last century, this declined to about 3.2 per cent In the last two decades, satellites show even further decline: in 2021 just […]
“After so many decades of the buildup of high-speed clutter in the form of spent rocket stages, stray bolts and paint chips, solid-rocket-motor slag, dead or dying satellites and the scattered fragments from antisatellite tests—all of which could individually damage […]
“Like medieval castles in the age of the cannon, technological advance threatens to make [aircraft carriers] redundant. Satellites and over-the-horizon radars mean pinpointing their locations is easier. And a single well-aimed, well-armed missile may be enough to render a carrier […]
Aluminum particles stay in the atmosphere when the satellites burn up on reentry. “Wooden satellites would burn up without releasing harmful substances into the atmosphere or raining debris on the ground when they plunge back to Earth.” | learn more
“The test satellites, essentially just sensors, were deployed in a batch in March. They captured data, communicated with one another, and then after a couple of days in orbit, as was planned, burned up as they reentered the atmosphere.” | learn more