Fred Hoyle
Videos
Sir Fred Hoyle was an English astronomer. With Margaret and Geoffrey Burbidge and William Alfred Fowler, he formulated the theory of stellar nucleosynthesis in the influential B2FH paper.
Hoyle in 1967
Blue plaque at Bingley Grammar School commemorating Hoyle
Hoyle in 1988
Statue of Hoyle at the Institute of Astronomy, Cambridge
Big Bang
Videos
The Big Bang is a physical theory that describes how the universe expanded from an initial state of high density and temperature. Various cosmological models based on the Big Bang concept explain a br
Panoramic view of the entire near-infrared sky reveals the distribution of galaxies beyond the Milky Way. Galaxies are color-coded by redshift.
Abell 2744 galaxy cluster – Hubble Frontier Fields view
XDF size compared to the size of the Moon (XDF is the small box to the left of, and nearly below, the Moon) – several thousand galaxies, each consisting of billions of stars, are in this small view.
XDF (2012) view – each light speck is a galaxy – some of these are as old as 13.2 billion years – the universe is estimated to contain 200 billion galaxies.