Scientists using the James Webb Space Telescope have identified an ancient and faraway galaxy that provides evidence that an ...
GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization at 330 million years after the Big Bang.
This galaxy measures about 230 light-years wide, several hundred times smaller than the Milky Way. A light-year is the distance light travels in a year, 5.9 trillion miles (9.5 trillion km).
The universe is thought to have experienced a rapid and exponential expansion in a fraction of a second after the Big Bang.
And over hundreds of millions of years the universe transitioned from being opaque to ultraviolet light to transparent ... This galaxy measures about 230 light-years wide, several hundred times ...
Scientists have spotted a defiant galaxy. Located nearly 1 billion light-years from Earth, the galaxy 2MASX J23453268−0449256 ...
Astronomers have uncovered a spiral galaxy nearly a billion light-years away that hosts a supermassive black hole launching ...