
This article was originally published in The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights.
The European Space Agency’s (ESA) Euclid satellite completed the first part of its long journey into space on May 1, 2023, when it arrived in Florida on a boat from Italy. It is scheduled to lift off on a Falcon 9 rocket, built by SpaceX, from Cape Canaveral in early July.