The Luminosity Function and the Schechter Function

If you look at any cluster of galaxies, you will see a wide variety in galaxy luminosities, from the very faint to the very bright. The luminosity function (LF) specifies the relative number of galaxies per unit of luminosity. An observed luminosity function looks like this: We’ve got luminosity on the x-axis, in either luminosities

The October 2020 Night Sky

Last month it seemed that Jupiter and Saturn were the stars of the sky, if you will, but this month is being dominated by Mars. There are a few conjunctions this month and even one occultation! Read below for everything happening this month. October 1: International Observe the Moon Night Starting off the month is

Is There Life on Venus?

A Refresher on Venus First, let’s bring everyone up to speed about Venus. Venus, named after the Roman goddess of beauty and nicknamed “Earth’s twin,” is the second planet from the Sun. It resides at an average distance of 0.72 AU (an AU, or astronomical unit, is the average distance between the Earth and the

The September 2020 Night Sky

Welcome a new thing I’m going to try and do on my site! I’m going to try and point out some interesting things happening in the night sky over the month. I’m a little late on September, so we’re gonna ignore events that happened before I posted this. September 9: Mars Stands Still On Wednesday,

Life Updates

It’s been a while! Sorry I haven’t been posting that much on my site in these last few months. As I’m sure everyone knows, 2020 is a doozy. Academically, I’m still doing fine. In fact, all summer I studied for my qualifying exam! For those of you who aren’t Case Western students or my family,