What is this? PH1600: Introductory Astronomy Lecture 19: Galaxies.
Lecture19
Observatories and telescopes
Airline Portable 8 Dobsonian Telescope
10 wonderful-universe
2014 NASA-ESA-HST advent calendar, created from images published on .
Light and Sight
The Leviathan of Parsonstown
Big Questions If astronomers measure an object’s apparent brightness (flux), what do they need to know to figure out how far away that object is? Why are.
Galaxies Tuesday, February 26. What is a galaxy? Examples of galaxies:
Microwave: The Cosmic Microwave Background (CMB). Shortly after the Big Bang, the Universe cooled enough to allow atoms to form. After this point in time,
Space News Update - May 7, 2012 - In the News Story 1: Story 1: How the Hubble Telescope Will Look at the Moon to See Venus Transit the Sun Story 2: Story.
