Space

Why I Wouldn't Fly With SpaceX To The Moon As Soon As 2018- If They Paid Me A Billion Dollars

doesn't show that the rocket is safe. As Richard Feynman wrote about the Challenger disaster: "The ...

Article - Robert Walker - Apr 23 2017 - 6:36pm

NASA's Plan To Reduce Planetary Protection For Mars Risks Accidentally Extinguishing Second Genesis Of Life Before We Find It

strong legal protection/ WHAT ABOUT THE FORWARDS DIRECTION? Skip to: 2015 review and problems with maps ...

Article - Robert Walker - Mar 19 2020 - 7:19pm

Polar Regions Of Mars Of Outstanding Interest For Astrobiology- Why We Haven't Searched For Life There Yet

cms thick! Similar looking features not to be confused More about these features and why they are so ...

Article - Robert Walker - Apr 30 2018 - 4:09pm

Nukes Can NEVER Terraform Mars- A Million 100 Megaton Nukes Can't Do It- Elon Musk's Sci. Fi Teeshirts

future plan for Mars. But is there any potential in the idea? He talks about it here at 2 minutes in to ...

Article - Robert Walker - Aug 20 2019 - 12:42am

Does Earth Share Microbes With Mars Via Meteorites- Or Are They Interestingly Different For Life?

perspective, these events happened about four billion years ago. Mars was much more hospitable then, probably ...

Blog Post - Robert Walker - Feb 3 2016 - 11:16pm

Could Microbes Transferred On Spacecraft Harm Mars Or Earth- Zubrin's Argument Revisited

want to say, the aim here is to prevent harm. So I'll talk about various possibly disastrous ...

Blog Post - Robert Walker - Mar 10 2016 - 6:04am

Why Nukes Can't Terraform Mars- Pack Less Punch Than A Comet Collision

many other headlines of that nature today. Also we've been getting several serious questions about ...

Article - Robert Walker - Aug 17 2019 - 1:44pm

Might there be Microbes on the Surface of Mars?

a clearer picture of modern ideas about Mars to understand where they fit in the historical picture. Early ...

Blog Post - Robert Walker - Dec 24 2016 - 11:05am

Why Only Very Young ET Civilizations Will Have Expanding Populations- Opinion Piece

exponential growth for billions of years before they hit this issue. More about this later. HOW WE MIGHT STOP- ...

Article - Robert Walker - Dec 2 2015 - 11:25am

Will We Meet ET Microbes On Mars? Why We Should Care Deeply About Them- Like Tigers

elsewhere in our solar system becoming extinct through human activities. So what's so special about ...

Article - Robert Walker - Dec 24 2016 - 10:59am