Read More. I'm sixteen years old. Young, yes, but I have had the shingles. It started off as a just a pain on the ribs underneath my left boob and when it started to turn into a rash about five days later, I went to my school nurse and explained. She immediately sent me home and that day I went to the doctor.
If you assume that the XDF is a typical region of outer space, you can calculate how many XDFs it would take to fill the entire night sky; itâs about 32 million. Multiply by the number of galaxies you find in the XDFâwhich is around 5,500âand thatâs how we arrive at 176 billion galaxies, at least, in the Universe.
Tech 4/24/2015 @ 3:35PM 47,522 views. How We Know How Many Galaxies Are In The Universe, Thanks To Hubble. As the Hubble Space Telescope celebrates its 25th anniversary, itâs easy to take for granted all weâve learned thanks to its incredible discoveries.