Tag Archives: Galaxies

Black Holes Only Grow So Big

A few weeks ago there was a fairly cool paper on arXiv that suggested that supermassive black holes may only be able to grow so big. This triggered several Astronomy Cast listeners to write and basically say “Huh?” We addressed this a little bit in today’s questions show (real show to follow tomorrow or Wednesday […]

Rethinking the Magellanic Clouds

I have to admit, there is a soft spot in my heart for conference proceedings. Once upon a time, when you wanted to quickly dive into a new area of astronomy you went to the university or observatory library and searched out the ASP or IAU conference proceedings on the topic of your passion, and […]

Unifying Concepts and Language

Astronomy is filled with ideas that share too many different names. For instance, an Quasar is also a QSO is also an Active Galactic Nuclei. In our solar system, where we once had a bunch of specific objects, we now have terrestrial planets, gaseous planets, asteroids, and icy bodies (and 1 star too). As science […]