Defect that limits hybrid perovskites solar-cell performance identified

NASA's Parker Solar Probe has gone faster than any spacecraft ever

NASA’s Parker Solar Probe came within about 6.5 million miles (10.4 million kilometers) of the Sun’s surface while moving faster than 330,000 miles per hour (532,000 kilometers per hour) – breaking its own records for both speed and solar proximity.

Latest observations by MUSER help clarify solar eruptions