Luminos: The Browser

Luminos: The Browser

The Browser is the heart of the Luminos app. Access it by tapping the magnifying glass in the toolbar. On iPad, the Browser can be found on the side of the display, while on iPhone the Browser will fill the entire screen. The Browser is...

Stars: Crash Course Astronomy #26

Stars: Crash Course Astronomy #26

Twinkle, twinkle little star. Oh. I know who you are. At first glance, stars pretty much all look alike. Twinkly dots, scattered across the sky. But as I talked about in episode 2, when you look more closely you see differences. The most obvious is...

Light: Crash Course Astronomy #24

Light: Crash Course Astronomy #24

Hey, Phil Plait here and this is Crash Course Astronomy. In last week’s episode, I mentioned that nearly all the information we have about the Universe comes in the form of light. But how does that light get made? What can it tell us about...

Brown Dwarfs: Crash Course Astronomy #28

Brown Dwarfs: Crash Course Astronomy #28

The sky, we now know, is full of stars AND planets. Stars are massive enough to fuse hydrogen into helium in their cores, generating energy. The heat created by that process tries to expand them, but their gravity balances that outward force, creating an equilibrium....