A supercomputer’s model of the universe A sample of simulations showing a model of the expanding universe (left) and a zoomed-in view of tracer particles (right).

"We were amazed by the fact that these observatories can detect about 100 black holes just 250 million years after the Big ...

What was the universe like in the first few hundreds of millions of years after it came into existence? How did the first stars and galaxies form? Those are questions that astronomers now have a ...

A team of astronomers have put together the largest, most detailed map of the universe ever created – and you can explore it now.

For years, astronomers have been working to piece together the story of our universe, but the critical early chapters remained largely incomplete. Our telescopes simply haven't been sensitive ...

The wide field-of-view and limited spatial resolution is not to the detriment of MIXS, since the resolution depends on the number of X-rays detected. However, a different type of optics is required in ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present ...

SPHEREx is set to launch at Friday from California. Here are five things to know about NASA's latest advanced space telescope.

There’s more to the universe than meets the eye, he found. His studies led astronomy to the dark side, changing our view of what’s out there. By Dennis Overbye Jeremiah Ostriker, an ...