There's an old joke among astronomy students about a question on the final exam for a cosmology class. It goes…
The more astronomers look at the early Universe, the more discoveries they make. Some of those finds change what they…
A new paper argues that the universe is 26.7 billion years old. But the model only works by assuming tired…
Want to visit the most distant galaxy in the early Universe? Now you can via a fantastic visualization created from…
As astronomers push our views of the Universe further back in time, their telescopes keep uncovering surprises. That's the case…
One of Einstein's predictions is that we should see time moving at different rates at different ages of the Universe.…
The Euclid space telescope, the ESA's next-generation astrophysics mission, was successfully launched to space!
The observation programs for Cycle 2 of the James Webb Space Telescope have just been announced, and they are a…
Astronomers can never have enough ways to measure the expansion in the Universe, from nearby stars to distant quasars. A…
The Cosmic Web is the large-scale structure of the Universe. If you could watch our cosmos unfold from the Big…