Back to Article List From the September 2008 issue How do you draw the line between a large globular cluster and a dwarf spherical galaxy? Benjamin Birr, Two Rivers, Wisconsin By Astronomy Staff | Published: September 22, 2008 Size remains the simplest way to distinguish between these two types of objects.
Science Ask Astro: If gravity is the weakest fundamental force, why is the Sun’s gravity so far-reaching?
Exotic Objects, Galaxies Astronomers detected two major targets with a single telescope – a mysterious signal and its source galaxy
Human Spaceflight, Science Ask Astro: How fast could a ship reach light-speed without crushing its human occupants?
