facts about things

This video is a preview of today's 365 days of astronomy podcast titled "fun things to do in our solar system, our cosmic paddling pool."

For the ...

By popular request, this week's facts about things talks about gravity. Don't remember requesting this? Why not comment below about what you'd like...

This was the winning video in the OpenLuna Yuri's night video contest! Thanks so much for all the positive feedback, let's hope the next 50 years a...

To celebrate the 50th anniversary of manned spaceflight (also known as Yuri's night, after Yuri Gagarin the first man in space) here's an animation...

This week we look at just how much water there is on the Earth, and whether it's really as much as people who write out big numbers with lots of ze...

Last weekend this thing happened where the Moon passed closer to the Earth than it has since 1993. In the context of recent tragic disasters, a lot...