From its vantage point at the Sun-Earth L2 point, the ESA’s Euclid spacecraft is measuring the redshift of galaxies with its sensitive instruments. Its first science images showed us what we can expect from the spacecraft. But the ESA noticed a problem.
Over time, less light was reaching the spacecraft’s instruments.
Continue reading “Phew, De-Icing Euclid’s Instruments Worked. It’s Seeing Better Now”