Europe's space telescope Euclid, which launched in July 2023 to explore dark matter and dark energy. The spiral galaxy NGC 6744, which is similar to many galaxies forming stars in the local universe.

Many galaxies are visible in this deep field exposure, and its just a part of a larger mosaic, zoomed in 16 times.

A changing understanding of dark energy may provide a new answer European telescope studying the dark universe unveils new ...

A European space telescope launched to explore the dark universe has released a trove of new data on distant galaxies.

Timothy Ferris in Seeing in the Dark A century ago ... to determine distances to star groups that had never been measured before, and the world's largest telescope, located on Mount Wilson ...