The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...
What if the universe remembers? A bold new framework proposes that spacetime acts as a quantum memory. For over a hundred ...
The gravitational lensing that causes this rare phenomenon cannot be explained solely by looking at observable ...
The universe rarely fails to amaze. One of its latest surprises—nicknamed the “Einstein zig-zag”—reveals a stunning arrangement of galaxies and a distant quasar. Together, they produce a gravitational ...
Astronomers have uncovered what may be the most massive black hole ever found, 36 billion times the mass of our Sun, hidden at the heart of the Cosmic Horseshoe galaxy. Located 5 billion light-years ...
On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...
What is the universe made of? -- A revolution in space and time -- A cosmic expansion -- Einstein's telescope -- MACHOs and WIMPs -- Black holes and planets -- Weighing the universe -- Cold dark ...
Only after adding a massive, invisible halo of dark matter to their computer models could the researchers reproduce what they saw in space. Astronomers have discovered a rare cosmic alignment that ...