Add Yahoo as a preferred source to see more of our stories on Google. Section of the Line Intensity Map created by charting the distribution and concentration of excited hydrogen via the Lyman alpha ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A section of the ...

Astronomers have created the largest and most detailed 3D map yet of a glowing signal from the early universe, revealing hidden galaxies and gas from 9-11 billion years ago. By analyzing faint ...

Section of the Line Intensity Map created by charting the distribution and concentration of excited hydrogen (via the Lyman alpha wavelength) in the universe ten billion years ago. The stars mark ...

While the night sky often appears empty between the stars and galaxies, a team of astronomers recently revealed that these seemingly dark regions are actually permeated by a vast diffuse light. This ...

The space between galaxies is not empty. In a new map of the early universe, those “blank” stretches take on a faint, hydrogen-blue glow that had mostly escaped surveys until now. Astronomers working ...