The darkest thing in the universe - Nobody knows what it is, but we can see what it does. Join us for a talk about dark matter. Heres an article about how we mapped where dark matter is in our univer

The brightest thing in the universe - Join us for a look at quasars; the brightest thing in the universe. While talking about my recent mad scientist activities, I mentioned a couple of old episodes.

The birth of stars - Clouds of dust collapse to form stars, but the actual process is far more complicated and interesting. Here are a few links about the youngest known objects in the night sky. - 3

The creator and destroyer of worlds - Several kinds of supernova, and a rogue supermassive blackhole. - Check out our latest attempt at Episode One. - Take 121 of Episode One: Phil, interrupted Heres

Neutron stars and little green men - Join us as we talk about how neutron stars managed to masquerade as a signal from aliens. Here are a few videos on pulsars and neutron stars. - Pulsars and Neutron

From little to smaller to slightly larger - Join us for a look at red dwarves, brown dwarves, white dwarves, and carbon stars. - Check out our latest attempt at Episode One. - Take 119 of Episode One:

On sunshine and the oldest stars - We spend some time figuring out what powers our sun, and give a respectful nod towards the oldest stars in the universe. - Check out our latest attempt at Episode On

We got the universe wrong - At the beginning of the 20th century, the universe was 100,000 lightyears across, and static. How we found out that was wrong. Heres an article about v1, and how it made t

Hidden in the light - Today, Newton shows us why planets move as they do, and we find out how we know what stars are made of. Here are a couple of sites on spectroscopy, and its history. - The history

Better glass, lenses, mirrors, and a star to sail by - The debate over the Earth or Sun in the middle continues, and we take a look at navigating by the stars. Heres an article on navigating by the s