Rusty’s Planetary Defense Blog

Rusty’s Planetary Defense Blog – Introduction

Rusty’s Planetary Defense Blog – Introduction 1500 1000 Asteroid Day

Hello. I’m Rusty Schweickart and I’m writing this blog in order to introduce you to the basics of what we refer to as Planetary Defence or simply PD. Planetary Defence is the…

Rusty’s Planetary Defense – Chelyabinsk Warning | Part One

Rusty’s Planetary Defense – Chelyabinsk Warning | Part One 1200 628 Asteroid Day

It was a bright, clear morning not in any way but one different from any other mid-February morning.  The whole city beginning the long wait for the first signs of…

Rusty’s Planetary Defense – Deflect, Or Duck And Cover? | Part Two

Rusty’s Planetary Defense – Deflect, Or Duck And Cover? | Part Two 781 439 Asteroid Day

Alright, so just what is it that I think you need to know or should know about asteroid impacts?  Well, there are several rather distinctive, and not so obvious aspects…

Rusty’s Planetary Defense – How Many Are We Talking About, Anyway? | Part Three

Rusty’s Planetary Defense – How Many Are We Talking About, Anyway? | Part Three 900 400 Asteroid Day

Stand by friends, I’m afraid we’re going to get into numbers here.  This is a subject where numbers reign supreme!  Happily there won’t be any real math here, but when…

Rusty’s Planetary Defense – Time Out For The Big Picture | Part Four

Rusty’s Planetary Defense – Time Out For The Big Picture | Part Four 968 590 Asteroid Day

Enough with numbers and the technical bits for the moment.  I want to take some time early on to touch on the philosophical, the overview, the big picture of just…