Space/Science « The HabitableZone

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All Along the Watchtower ER July 1, 2025 9:13 pm (CurrentEvents)

Birthright Citizenship RobVG June 29, 2025 3:34 pm (CurrentEvents)

A Taste of Armageddon RobVG July 2, 2025 8:00 am (CurrentEvents)

We've got company ER July 2, 2025 7:50 am (Space/Science)

To be blunt, NASA is now dead RL June 27, 2025 11:56 am (Space/Science)

Just for the record... ER June 22, 2025 8:59 am (CurrentEvents)

NSIDC offline? ER June 12, 2025 12:19 pm (Space/Science)

Musk trashes his own AI after it chose a liberal worldview. RobVG June 23, 2025 9:56 am (CurrentEvents)

Psyche keeps its date with an asteroid BuckGalaxy June 22, 2025 5:21 pm (Space/Science)

The Three Unknowns After the U.S. Strike on Iran BuckGalaxy June 22, 2025 12:58 am (CurrentEvents)

There are only nine meals between mankind and anarchy. BuckGalaxy June 22, 2025 12:29 am (Flame)

"Remember, what the dormouse said, ER June 5, 2025 4:14 pm (Space/Science)

Saturn-Backlit by SteveS December 22, 2012 7:40 am

If we were building that probe now, I bet we could take hi-def movies with it. by TB 2012-12-22 11:56:39
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- Now your'e talking by SteveS 2012-12-22 14:41:56
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- But by the time it got there, hi-def would be old technology. by alcaray 2012-12-22 13:39:39
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  - Old technology: That's what libraries are for. by MaryAnne 2012-12-22 13:53:02
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The Most Remote Workplace on Earth by SteveS December 21, 2012 8:10 am

I could so live there. by Jody 2012-12-21 13:24:12
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- You're tougher than I am... by SteveS 2012-12-21 14:20:44
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  - The razor tendrils springing from your back would make short work of the straightjacket. by alcaray 2012-12-21 15:00:20
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The view looks like a whole lot of flat in this photo and ground photos. I looked up Concordia Station. ... by TB 2012-12-21 09:54:57
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Seven planets visible at once by TB December 20, 2012 10:27 am

Technically by SteveS 2012-12-20 16:23:22
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Thunderstorm by Jody December 20, 2012 12:39 pm

Tau Ceti has a planet in "habitable zone." by TB December 19, 2012 11:54 am

Tau Ceti has always been at the top of our list of suspects. by ER 2012-12-19 13:46:13
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- What would the radius need to be... by FrankC 2012-12-19 16:59:46
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  - I'm showing my reasoning so you guys can follow along and check my work. by ER 2012-12-19 20:04:59
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    - As for your other question... by ER 2012-12-19 20:15:48
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      - Planetary radius as a function of mass by ER 2012-12-19 20:27:44
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- Well duh! :-) by mcfly 2012-12-19 14:56:58
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  - At 11.4 light years, Tau Ceti is one of our nearest neighbors. by ER 2012-12-19 15:46:54
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    - A pinball system by mcfly 2012-12-19 21:52:46
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      - Multiple star systems aren't a good place for life. by ER 2012-12-19 22:18:20
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        PS. - Wouldn't this be a great way to teach astronomy to kids... by ER 2012-12-19 23:05:19
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China gets asteroid photos by TB December 15, 2012 4:53 pm

Close encounter by SteveS 2012-12-17 11:15:13
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- But no cigar by ER 2012-12-18 06:58:49
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  - The Chinese might disagree by SteveS 2012-12-19 08:48:25
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    - The Chinese pulled off an impressive mission. by ER 2012-12-19 20:46:55
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Trick question- Which nation built first successful hydrogen bomb? by bowser December 19, 2012 4:01 am

A fascinating period by mcfly 2012-12-19 14:45:08
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Grail Result. by alcaray December 13, 2012 5:31 pm

Interesting by johannes 2012-12-14 12:57:32
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- That's wrong. by alcaray 2012-12-14 15:55:01
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  - Only if by johannes 2012-12-17 18:16:00
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    - If the centripetal force is equal to or greater than the gravity then you don't have a forming planetary body. by alcaray 2012-12-17 18:57:08
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Mascons by ER 2012-12-13 18:26:16
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- Some analysis and explanation. by alcaray 2012-12-14 06:35:02
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Shifting motivation for space exploration by bowser December 17, 2012 10:53 am

In America (the way it's supposed to work) is us citizens do what we want with our money. by alcaray 2012-12-17 13:40:40
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- I think we just don't care. by ER 2012-12-17 14:07:28
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  - I don't think most of the people hanging out at this website communicate regularly with their congresspeople. by alcaray 2012-12-17 15:29:20
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Portugal used to be the leading European maritime power. by ER 2012-12-17 11:52:40
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Instead of 50 kg, perhaps it was 5,000 Kg by johannes December 14, 2012 10:07 am

Oops, convert the watts into Joules. by johannes 2012-12-14 10:14:24
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Shaken, not stirred. by ER November 29, 2012 12:52 pm

Another graph by RobVG 2012-12-10 18:46:52
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- How much energy is needed by johannes 2012-12-11 18:27:48
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- Check out my response to the Techster below... by ER 2012-12-10 20:25:36
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- OMG! by alcaray 2012-12-10 20:16:26
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  - Smartass. by ER 2012-12-10 20:37:58
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    - Well it does raise an important consideration. by alcaray 2012-12-11 04:47:04
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      - Causation vs Correlation by ER 2012-12-11 06:21:53
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Temperature rising by johannes 2012-11-30 21:48:50
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How hot is it? by johannes 2012-11-29 18:55:35
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Sea level rise by Lindy 2012-11-29 16:59:07
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- I sawr the news today., oh boy.. by ER 2012-11-29 17:15:21
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  - Denialists or merely those who realize temperature is a byproduct of radiation. by SDAI-Tech 2012-12-10 16:26:47
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    - No, Tech. I think YOUR life follows lunar cycles, not solar ones. by ER 2012-12-10 17:43:36
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      - Thanks for the smile... by SDAI-Tech 2012-12-10 21:42:31
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        I think he's a liberal pretending to be a conservative pretending to be a liberal. by alcaray 2012-12-11 14:51:04
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        I think you've got it exactly backwards. by ER 2012-12-11 16:42:42
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        I win. by alcaray 2012-12-11 14:51:38
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        What makes you think Marco is a Conservative? by ER 2012-12-11 06:27:58
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  - I'll bet you have some screwy beliefs. by bowser 2012-11-30 14:09:23
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    - What will the preachers do when the Devil is saved? by ER 2012-11-30 17:21:33
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      - Attack the Devil's sincerity. Create more Devils. by bowser 2012-12-04 16:39:38
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I’d like to relate the ice cover to the use of nuclear power. by johannes 2012-11-29 15:07:36
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- I'd like to relate the ice cover to the use of fossil fuels. by ER 2012-11-29 18:17:27
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- good idea. by alcaray 2012-11-29 16:53:17
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The Black Marble by SteveS December 11, 2012 6:44 am

Link by SteveS 2012-12-11 18:10:21
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oops by SteveS 2012-12-11 06:48:29
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- unoops by Robert 2012-12-11 11:54:54
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  - Thank you by SteveS 2012-12-11 18:10:53
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