A previously unknown 100–200-metre asteroid — roughly the size of Rome’s Colosseum — has been detected by an international team of European astronomers using the NASA/ESA/CSA James Webb Space Telescope. Their project used data from the calibration of the Mid-InfraRed Instrument (MIRI), in which the team serendipitously detected an interloping asteroid. The object is likely […]
Video: 00:05:36 Five-minute behind-the-scenes documentary covering the story behind the application of the Galileo tribute plaque to ESA’s Juice spacecraft.