Robin George Andrews
Robin George Andrews specializes in covering Earth, space and planetary sciences. He has a Ph.D. in volcanology and is the author of two nonfiction books, Super Volcanoes and How to Kill an Asteroid.

All Stories by Robin George Andrews
- Planets
A giant, busted planet fuels a nebula’s mysterious glow
This Helix Nebula is like a colorful explosion frozen in time. Its center seems to be steadily radiating X-rays.