European Space Agency Space Exploration & Science Missions

ESA’s Euclid telescope discovers its first comet during deep-field observations

The European Space Agency’s Euclid space telescope spotted the previously unknown comet C/2026 S1 (Euclid) in images taken Sept. 16–24, 2026, while observing the Euclid Deep Field North. The discovery came from a mission designed to survey billions of galaxies and investigate dark matter and dark energy.

Discovered 2026-10-19T07:34:07.517120-07:00 | 2026-10-19T07:34:07.517120-07:00

Briefing

What Hype is tracking

Euclid’s first comet discovery demonstrates that observations for its cosmology mission can also identify objects within the solar system.
The comet was found in the Euclid Deep Field North in images collected over nine days, adding an unexpected discovery to the mission’s science output.

Reported By

knowridge.com CNET astrospace.it Universe Today raumfahrer.net elpais.com