Jon Voisey

Jon has his Bachelors of Science in Astronomy from the University of Kansas (2008). Since graduation, he has taught high school, worked in antique jewelry, and now works as a data analyst. As a hobby, he does medieval re-creation and studies pre-telescopic astronomy focusing. His research can be found at jonvoisey.net/blog.

Why Did Copernicus Reject Geocentrism?

Popular science history paints a picture of the Greek geocentric model dominating astronomical thought beginning around the 3rd century BCE,…

3 months ago

An Amateur Astronomer Discovered One-of-a-Kind Supernova Remnant

In 2013, amateur astronomer Dana Patchick was looking through images from the Wide-field Infrared Survey Explorer archive and discovered a…

1 year ago

The Milky Way’s Stolen Globular Clusters

Modern astronomy holds that all major galaxies (with the Milky Way as no exception) are the accumulation of numerous small…

1 year ago

Quenched Galaxies in the Early Universe

Recently, much attention has been given to massive, active galaxies discovered by the JWST in the early universe. But in…

1 year ago

A Medieval Manuscript Likely Hides a Record of an Impending Recurrent Nova

Approximately every 80 years, a faint 10th magnitude star in the constellation of Corona Borealis dramatically increases its brightness. This…

1 year ago

Did a Comet Airburst Destroy a Native American Community?

In 1908, when an object entered the Earth’s atmosphere above the Podkamennaya Tunguska River, it flattened 80 million trees over…

1 year ago

The Historic Discussion of Ptolemy’s Star Catalog

From the time of its writing in the 2nd century CE, Claudius Ptolemy’s Almagest stood at the forefront of mathematical…

2 years ago

Two “b”‘s in the Beehive

Praesepe (aka. the Beehive Cluster) As astronomers near the 800 mark for confirmed extra solar planets, it seems that notable…

12 years ago

Earth Threatened By Glowing Green Asteroid?

[/caption] The Daily Mail is reporting that a youtube user has found a strange object while poking around in Google…

12 years ago

A Planetary System That Never Was Teaches About Those That May Be

While Kepler and similar missions are turning up planets by the fist full, there's long been many places that astronomers…

13 years ago