Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

Our sun and the planets that circle it are part of a galaxy called ... there are between 100 and 200 billion galaxies in the ...

But from where Earth sits in the observable universe, our view extends more than 13 billion years into the past. Far outside our Local Group, astronomers have found galaxies so metal-poor and so ...

“The cosmic microwave background is in the back of everything we see in the universe. It’s the edge of the observable universe,” Simone Ferraro, a co-author of the study from Lawrence ...

This is just a small part of the universe—less than 1% of the entire observable universe—but it is our galactic neighborhood. And it is good to know the geography of your neighborhood.

"We could expect maybe one exceedingly large structure in all our observable Universe. Yet, the Big Ring and the Giant Arc are two huge structures and are even cosmological neighbors, which is ...

which stretches out for around 10% of the total width of the entire observable universe. "Since the most distant extent of the Hercules-Corona Borealis Great Wall is hard to verify, the most ...

Interestingly, this value is close to the maximum allowed so that the rotational speed does not exceed the speed of light at the edges of the observable universe. Antennae Galaxies. Credit: NASA, ESA, ...