Archive April 2019

Star Size Comparison 2 – YouTube

Space news: Earth-sized exoplanets FOUND but do they host

Challenger Disaster Live on CNN |

Birth of a Black Hole | Caltech

What Happens At The Edge Of The Universe? | PBS Space Time

Classroom Aid – Electrons and Protons – YouTube

10 interesting facts you need to know about planet Mars

Trillions of galaxies and more space headlines – YouTube

The helical model – our solar system is a vortex

Astronomers get mixed signals —from Saturn – Technology

Star Size Comparison 2 – YouTube

Proxima Centauri b – Wikipedia