Europe's Euclid space telescope blasted off Saturday, kicking off a first-ever mission to shed light on two of the universe's greatest mysteries: dark energy and dark matter.
After a month-long trip through space, Euclid will join the James Webb telescope at a stable hovering spot around 1.5 million kilometers from Earth called the second Lagrange Point.
Hubble images a starstruck galaxy: The irregular galaxy Arp 263 lurks in the background of this image from the NASA/ESA Hubble Space Telescope, but the view is dominated by a stellar photobomber, the bright star BD+17 2217. https://phys.org/news/2023-07-hubble-images-starstruck-galaxy.html