Skeptophilia

In 2021, University of Washington astronomer Anastasios (Andy) Tsanidakis was reviewing data collected by the European Space Agency's Ga...

Coming right on the heels of yesterday's post about a star so large the astrophysicists are at a loss to explain how it even exists, tod...

Way back around 1910, Danish astronomer Ejnar Hertzsprung and American astronomer Henry Norris Russell independently found a curious patte...

The death of massive stars, ten or more times the mass of the Sun, is thought to have a predictable -- if violent -- trajectory. During most...

The list of confirmed exoplanets now exceeds six thousand.  Considering the fact that the three main ways they're detected -- direct me...

I'll start today with a quote (often misquoted) from William Shakespeare -- more specifically, Hamlet , Act I, Scene 5: Horatio: O day a...

One of the most curious unsolved problems in physics is the three-body problem , which despite its name is not about a ménage-à-trois .  It ...

If you own anything made of gold, take a look at it now. I'm looking at my wedding ring, made of three narrow interlocked gold bands.  I...

Today I'm going to focus on outer space, because if I don't I'll be forced to deal with events down here on Earth, and it's ...