PROBA-3 satellites in orbit, artwork

2020 21st century antenna antennae antennas apogee array arrays artificial artwork c040/3017 c0403017 cell cells corona coronagraph double earth observation earth eclipse ellipse elliptical esa european space agency exploration formation illustration low cost machine mission new technologies occulter orbit orbiting panels perigee photovoltaic photovoltaics proba 3 proba3 proba 3 pv satellite science scientific single solar panel solar solar powered space spaceflight sun technological test testing twoc0403017jpg