Never before has the space probe been this close to the Sun: In a few days, Solar Orbiter will venture to within 48 million kilometers of our star.
After two years in space, ESA's spacecraft Solar Orbiter, to which NASA is also contributing, is heading for the best vantage point of its flight path so far. Next Saturday, March 26, only about 48 million kilometers will separate the probe from the Sun. That is less than a third of the distance between Earth and Sun. In the days around the so-called perihelion passage, the space probe is expected to record its most valuable data to date; the…