Our Solar System is in motion and cruises at about 200 kilometres per second relative to the center of the Milky Way.
A newly discovered galaxy is challenging what scientists thought they knew about galactic collisions. Located 567 million ...
The burst's host galaxy is more than halfway across the observable universe and up to 100 times fainter than other host ...
Hubble and Keck also confirmed which galaxy dove through the Bullseye ... each star-forming ripple or wave expanding differently as gas, dust, and stars were pushed both inward and outward.