Space

Will NASA's Sample Return Answer Mars Life Questions? Need For Comparison With In Situ Search

formed on Mars about 4 billion years ago, sent into space by an impact on Mars, and after millions of ...

Article - Robert Walker - Apr 8 2016 - 5:21am

First Public Comments On NASA’s Draft Plans To Keep Earth Safe For Its Mars Sample Return In 2033- Now Closed For Commenting

NASA is about to start the very long legal process to make sure we are all safe from whatever they ...

Article - Robert Walker - May 17 2022 - 3:35pm

As Philae Awakes- Where Might Life Hide In Our Solar System?

Earth's atmosphere. They are too soft and mainly made of ice- so the only way to find out about them is to ...

Article - Robert Walker - Nov 29 2016 - 3:30pm

No Realistic Possibility Of False Vacuum Collapse (Higgs Vacuum Decay) For Billions Of Years- Not A Concern

the False Vacuum, gave this endorsement to my analogies: For anyone concerned about a possible vacuum ...

Article - Robert Walker - Sep 24 2020 - 9:21am

Kepler 452b- Things That Could Go Wrong With Habitability & If It Is- Could We Detect Intelligent Life There?

can't tell much about these planets, except the diameter of the planet and its orbital period, and ...

Article - Robert Walker - Jul 25 2015 - 5:43am

No Realistic Possibility Of False Vacuum Decay- Your Questions Answered By An Expert- Dr Tommi Markkanen

incorrect.] 4. Should I worry about the Universe ending any other way in my lifetime? The nice thing here is ...

Article - Robert Walker - Nov 16 2021 - 8:33pm

Could A Star Orbit A Planet?- Just For Fun

work, we are way out, by a couple of orders of magnitude. SECOND TRY- RED DWARF What about red dwarfs? ...

Article - Robert Walker - Sep 8 2015 - 11:10am

Human Spaceflight At "Coastline Hugging Phase"- Lunar Villages Not Interplanetary Voyages- Op. Ed.

a place just on our doorstep that we know very little about. In some ways we hardly know more than we did ...

Article - Robert Walker - Jun 10 2015 - 8:42pm

Scientists Enrich Our Understanding Of 3200 Phatheon’s Orientation

that this change came about in December 2020 when there was comet-like activity as 3200 Phaethon neared ...

Article - Mark Pierce - Nov 14 2022 - 9:48pm

"Super Positive" Outcomes For Search For Life In Hidden Extraterrestrial Oceans Of Europa And Enceladus

counted in 2014 Typical vent is a hot spot of about 10 square meters. Geysers occur along fracture lines ...

Article - Robert Walker - Nov 19 2019 - 11:55am