A pair of spacecraft have demonstrated ultra-precise formation flying in orbit for the first time, marking a milestone with major implications for both science and future space missions. The pair ...

A European mission that will use two satellites to create artificial eclipses in Earth orbit launched early Thursday morning (Dec. 5) after a 24-hour delay. The European Space Agency's (ESA) Proba-3 ...

A pair of spacecraft just launched to create hundreds of artificial solar eclipses in orbit. The European Space Agency mission, called Proba-3, will allow scientists “to see an eclipse on demand,” as ...

Satellites would be based on cubesat designs provided by Open Cosmos. Credit: Open Cosmos Astroscale UK and Open Cosmos have won a £5.15 million ($6.9 million) contract from the UK Ministry of Defense ...

For the first time, two spacecraft in orbit were aligned in formation with millimeter precision and maintained their relative position for several hours without any control from the ground. The ...

The Sun’s inner corona appears greenish in this image taken on 23 May 2025 by the ASPIICS coronagraph aboard Proba-3, ESA’s formation-flying mission capable of creating artificial total solar eclipses ...

In an 1892 football game against its arch rival Yale, Harvard unveiled a football formation called the “flying wedge” also ...

The two Proba-3 spacecraft will build on the historic first to simulate and study a total solar eclipse. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Generally speaking, space missions are being performed with lone spacecraft heading out into the void to achieve the desired goal of their makers. Sure, these machines might release other, smaller ...