Astronomers working with data from the Hobby-Eberly Telescope Dark Energy Experiment, known as HETDEX, say they have produced one of the largest and sharpest three-dimensional maps to date of ...
A unique technique allowed astronomers to see the early universe as a "sea of light" and explore the effects of gravity and ...
The space between galaxies is not empty. In a new map of the early universe, those “blank” stretches take on a faint, ...
The Cat’s Eye Nebula holds a special place in scientific history. In 1864, astronomers examining the spectrum of its light ...