First Spacecraft to Perform Formation Flying in Orbit Also Makes Eclipses to Study the Sun

At the end of 2024, an Indian rocket took off from the Satish Dhawan Space Centre on the east coast of India, carrying, among other things, a pair of spacecraft unlike anything before them. Designed by the European Space Agency (ESA) and a bunch of local companies, the Proba-3 satellites have already managed a couple of world firsts, and they’re not even close to being done yet. The main reason for the (continue reading...)