ESA's Euclid Telescope Accidentally Discovers Previously Unknown Comet

The European Space Agency's Euclid telescope, designed to photograph distant galaxies, has unexpectedly discovered a new comet, designated C/2026 S1. The comet was found in images taken between September 16 and 24, 2026, at a distance of approximately 1.3 billion kilometers from Earth. This discovery highlights Euclid's capability to detect new comets while they are still far from the Sun.