Space

Our Spacecraft Could Look Straight At an Extraterrestrial Microbe- And Not See a Thing!

Water seems to flow freely on Mars (nature article about the recent discoveries of warm seasonal flows ...

Blog Post - Robert Walker - Dec 24 2016 - 10:49am

To Terraform Mars with Present Technology- Far into Realms of Magical Thinking- Opinion Piece

or watched movies about astronauts on Mars, and imagine, vividly, that some day we might colonize and ...

Blog Post - Robert Walker - Sep 24 2015 - 5:55pm

Does 'The Goblin' Make Neptune Sized Planet 9 More Likely?... And Are Mars Or Earth Sized 'Goblin's Possible?

are normal enough; the anomaly is more about what we don’t find. Why haven’t we yet found any similar ...

Article - Robert Walker - Jan 22 2019 - 1:30pm

How Easy Would It Be to Communicate with Musical ETs- as in "Close Encounters Of A Third Kind"?

colours, and musical tones", (Stephen Spielberg interview about the movie, 4 minutes in). (He ...

Blog Post - Robert Walker - Sep 24 2015 - 6:23pm

Let's Plan For Exploration and Discovery of Space with no End Date- NOT Escape from Earth- Opinion Piece

his enthusiasm and excitement about the mission. This is when he found the orange soil on the Moon ...

Blog Post - Robert Walker - Mar 9 2014 - 4:22pm

No Escape From Problems in Space Colonies- Earth is Des Res- Even After Nuclear War or Asteroid Impact

of these might  cause a firestorm over the entire Earth, which burns up just about everything and ...

Blog Post - Robert Walker - Jun 4 2014 - 11:12am

Can Spinning Habitats Solve Zero g Problem? And Answer Low g Questions?

talk a little about the closed habitat and radiation issues, as these also are significant serious ...

Blog Post - Robert Walker - Oct 27 2015 - 8:33am

2002 NT7 Will NOT Hit Earth Feb 1, 2019- Known Since Aug 1, 2002- Normal For Asteroids To Be Removed From Sentry Impact Table

so many sensationalist stories about it already, three months before it flies past Earth, it seems ...

Article - Robert Walker - Jan 23 2019 - 1:32pm

How Valuable is Pristine Mars for Humanity- Opinion Piece?

about this see my post Might there be Microbes on the Surface of Mars? No Continental Drift One major ...

Blog Post - Robert Walker - Jan 19 2014 - 11:23am

Projects To Get To Space As Easily As We Cross Oceans- A Million Flights A Year Perhaps- Will We Be Ready?

LEO. The problem is the transition between high altitude and LEO. For that, we want to find out about ...

Article - Robert Walker - May 18 2020 - 1:13pm