Sentences with phrase «nanosatellites which»

Not exact matches

Fears of nigh - invisible debris swarms place a ceiling of sorts on Sprites and similarly - sized nanosatellites, which U.S. federal officials have informally forbidden from venturing higher than 400 kilometers above Earth.

Many of these tiny thrusters packed together could propel a spacecraft over great distances, maybe even to the nearest exoplanet, and they are particularly useful for Earth - orbiting nanosatellites, which can be as small as a shoe box.