It turns out the Juice spacecraft isn't nearly 50 meters ... But it appeared very bright, owing to its reflective solar panels, so ESA's automated system initially estimated the object was a ...

ESA has signed contracts for two parallel concept studies for commercial-scale space-based solar power plants, representing a crucial step in the Agency's new SOLARIS initiative—maturing the ...

But Juice is bigger. It wields two large cross-shaped solar panels, the biggest ever built for an interplanetary mission, ESA explains. That's because solar radiation at distant Jupiter ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. The European Space Agency is preparing a spacecraft to embark on an eight-year-long ...