It was studied along with other galaxies like the nearby NGC 3109, shown above, to learn how galaxies form, as part of a project called The VLT Survey Telescope Survey of Mass Assembly and Structural ...
A team of astronomers has identified a double gravitational lens system with an extraordinary “zig-zag” light path, rewriting ...
NASA's Roman Space Telescope has received its Optical Telescope Assembly, paving the way for its mission to explore the ...
A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.
The cosmos is not turning out quite the way astronomers had imagined. When the James Webb Space Telescope (JWST) began ...