Space/Science

A place for discussion of any science topic. From experts in the field to those who simply want to learn, all are welcome here. Speculation is welcome here; pseudoscience is not. A place for lively discussion of whatever science topics interest you.

Sub-boards: Transient Alerts

And the winner is... - RL - 1/5/2022 8:49:10 PM

Sunshield fully Deployed! n/t (n/t) - RobVG - 1/4/2022 7:37:03 PM
- Audio of press briefing. - RobVG - 1/4/2022 7:49:13 PM
  - Funny, I'm a little misty eyed. n/t - RobVG - 1/4/2022 7:59:12 PM

JWST sensor glitch - RobVG - 1/2/2022 4:09:21 AM
- Can't help but wonder if they're stalling. - RobVG - 1/3/2022 3:57:20 AM
  - I wonder what we don’t know - Kirikiri - 1/3/2022 5:08:35 AM
    - I am sure there is a HUGE amount of drama we are not privy to, but any SERIOUS issues won't be kept secret... - RL - 1/4/2022 3:32:59 AM

JWST press briefing this morning. - RobVG - 1/3/2022 8:53:56 PM
- First 3 layers tensioned - RL - 1/4/2022 3:03:38 AM
- Good news - Kirikiri - 1/4/2022 2:31:42 AM
- 1st layer tensioning successful. Starting on the second. n/t - RobVG - 1/4/2022 12:18:31 AM

Two good sources for keeping track of the JWST - RobVG - 12/31/2021 5:55:44 AM
- Thank you - Kirikiri - 12/31/2021 9:36:19 AM

All I want for Christmas... - ER - 12/22/2021 2:53:49 AM
- So far, so good - RL - 12/25/2021 12:41:59 PM
  - Solar panels deployed - podrock - 12/25/2021 2:50:00 PM
    - Huge relief - RL - 12/25/2021 6:12:14 PM
      - Hoping that everything unfolds as it should. - podrock - 12/25/2021 10:52:56 PM
- "Why will it take six months to see JWST's first science images?"- an article on the mission - RL - 12/23/2021 3:44:52 AM
- Picture I took of JWST in 2016 - RL - 12/22/2021 6:47:34 PM
- copy that - podrock - 12/22/2021 4:03:30 AM
- Launch now on the 25th - Kirikiri - 12/22/2021 3:53:39 AM
  - Geez, imagine what it must be like to have worked on it and spend your Christmas on pins and needles - RL - 12/22/2021 3:46:19 PM
- Me too, ER... - RL - 12/22/2021 2:56:43 AM
  - I hope it goes well for them - Kirikiri - 12/22/2021 3:06:08 AM
    - May we ask what space project that was? - RL - 12/27/2021 3:56:35 PM
    - If all goes well... - ER - 12/22/2021 5:34:29 AM
      - Whether it works or not, as long as it makes it to orbit it will likely outlive humanity. - RL - 12/22/2021 1:35:19 PM

Radio Telescopes Used To Observe Lightning - podrock - 12/22/2021 4:43:17 PM
- thank you - Kirikiri - 12/23/2021 10:15:10 PM

Happy Solstice! (n/t) - podrock - 12/21/2021 4:00:17 PM
- from 'Chapter 24' - ER - 12/21/2021 4:29:34 PM
  - Haven't heard that in forever. Thanks. - podrock - 12/21/2021 4:50:10 PM

One answer to the Fermi Paradox that I don't think people consider as seriously as they should - RL - 12/15/2021 2:34:24 AM
- Very good. I'd never thought of that before. - ER - 12/15/2021 5:42:32 AM
- The jury is out still, - podrock - 12/15/2021 3:07:05 AM
  - Re: The jury is out still, - Raoul - 12/19/2021 10:42:04 AM
    - I guess I wasn't clear... - RL - 12/19/2021 4:43:39 PM

Yo, Pod--Re Catastrophism Nostalgia - ER - 12/12/2021 7:01:57 PM
- Excellent question. - podrock - 12/12/2021 7:51:50 PM
  - Musings - podrock - 12/13/2021 12:37:31 AM
    - Sedimentary, my dear Watson. - ER - 12/13/2021 4:48:42 AM
      - Humanite - podrock - 12/13/2021 5:08:22 AM
        
        Perhaps I greatly underestimate the power of time's eraser - RL - 12/13/2021 4:29:38 PM
        
        depositional verses erosional - podrock - 12/13/2021 4:50:12 PM
        
        Right- and I remember exactly when that was discussed in the geology camp... - RL - 12/13/2021 4:53:25 PM
        
        Additionally... we identified a nuclear reactor that formed naturally 2 billion years ago - RL - 12/13/2021 4:59:29 PM
        
        Time and place - podrock - 12/13/2021 5:07:31 PM
        
        As a minor sub-plot point, in the Arthur C. Clarke book "Light of other days" - RL - 12/14/2021 2:06:16 AM
        
        However, there are other opinions - podrock - 12/14/2021 2:46:14 AM
        
        Yes. - podrock - 12/14/2021 2:38:47 AM
        
        What do you think would happen with objects like ceramics? - RL - 12/15/2021 4:47:17 PM
        
        I'm still thinking about that - podrock - 12/16/2021 3:54:47 AM
        
        Dinosaurs, as far as we know, didn't have mass production... - RL - 12/17/2021 6:36:05 PM
        
        100 ma? - podrock - 12/17/2021 10:55:26 PM
        
        Civilization does not necessarily mean technology. - ER - 12/14/2021 5:31:28 AM
        
        Excellent point - podrock - 12/14/2021 7:23:14 PM

To touch the sun - podrock - 12/16/2021 7:44:38 PM
- A better Icarus - RL - 12/16/2021 10:30:02 PM
  - It is amazing how many of the things we take for granted were, for most our history, the epitome of impossible. - RL - 12/17/2021 12:29:33 AM
    - I try to not take them for granted. - podrock - 12/17/2021 12:40:00 AM

A step towards warp drive - RobVG - 12/8/2021 7:01:50 PM
- Who is this "Ethan Siegel"? - RobVG - 12/11/2021 6:48:27 PM
  - Skepticism is key to science - podrock - 12/11/2021 7:34:26 PM
    - It happens in pretty much any field, I am sure you have seen examples in Geology... - RL - 12/11/2021 10:49:50 PM
      - With geology, it about calamity, mostly - podrock - 12/11/2021 11:27:24 PM
        
        Speaking of geological calamity - RL - 12/12/2021 1:55:06 AM
        
        More gradual. - podrock - 12/12/2021 3:59:15 AM
        
        Michio Kaku is my nemesis- he just doesn't know it yet... - RL - 12/12/2021 1:10:16 AM
- Interesting. Thanks - podrock - 12/8/2021 8:48:14 PM

The trio and the ISS and then the following morning - Raoul - 12/4/2021 11:06:58 AM
- Excellent pictures! - RL - 12/4/2021 2:14:38 PM
  - Re: Excellent pictures! - Raoul - 12/10/2021 8:33:24 AM
    - Did you see this post? - RL - 12/10/2021 5:03:37 PM

Shameless plug - RL - 12/3/2021 11:19:31 PM
- The work you do is very cool. - RobVG - 12/4/2021 7:29:43 PM
  - I know you're working for the CIA - RobVG - 12/4/2021 9:16:29 PM
    - shhhh - podrock - 12/4/2021 10:45:02 PM
      - "WAR"... The band n/t - RobVG - 12/5/2021 1:34:03 AM
        
        Just incase someone's too young to catch the reference: - RobVG - 12/5/2021 1:46:35 AM
        
        White man's Burden. - ER - 12/9/2021 4:47:21 PM
        
        I follow Burden on Facebook - RobVG - 12/9/2021 6:02:42 PM
        
        I didn't know he was still living! - ER - 12/10/2021 5:06:12 AM
- viewing - podrock - 12/4/2021 12:58:13 AM
- Excellent! - podrock - 12/3/2021 11:46:54 PM
  - Congratulations, that’s great news - Sui - 12/4/2021 12:36:04 AM
  - Congrats! - RL - 12/4/2021 12:33:55 AM

NASA’s Laser Communications Tech, Science Experiment Safely in Space - podrock - 12/8/2021 3:30:46 PM
- I wish that had been my excitement for the week - RL - 12/8/2021 6:11:22 PM
  - Yikes - podrock - 12/8/2021 6:37:07 PM
    - It was a lot of driving... and managed to hit NYC at rush hour both ways - RL - 12/8/2021 7:19:53 PM
      - time banks and recovery - Sui - 12/9/2021 4:25:50 AM
        
        Directory of Time Banks - RL - 12/9/2021 10:48:21 PM
        
        Another directory - RL - 12/10/2021 2:55:59 AM
        
        Podrock, sent you a related email.... - RL - 12/9/2021 10:51:24 PM
        
        got it - podrock - 12/10/2021 1:48:37 AM
        
        Time banks are pretty informal... - RL - 12/9/2021 10:34:05 PM
        
        Maybe its none of my business... - ER - 12/9/2021 4:42:41 PM
        
        I think teachers of young children even in the US have to have background checks - RL - 12/9/2021 9:34:08 PM
        
        You're right, of course, and that is as it should be. - ER - 12/10/2021 5:01:23 AM
      - Interesting concept - podrock - 12/8/2021 8:17:53 PM

Infrasound & Albatrosses - podrock - 12/2/2021 1:21:12 AM
- You can’t go wrong with a mollymawk - Sui - 12/3/2021 8:48:59 PM
  - Yet again I am taught the proper name of a thing. - podrock - 12/4/2021 2:55:00 AM

November Ice News - ER - 12/4/2021 1:58:50 AM

Jupiter, Saturn and Venus - Raoul - 12/2/2021 9:35:51 AM
- Beautiful. Brings back memories. - RobVG - 12/3/2021 1:16:43 AM

ISS astronauts shelter in place - podrock - 11/15/2021 5:08:16 PM
- When the ISS is decommissioned, what then? - podrock - 11/18/2021 10:01:22 PM
  - Re: When the ISS is decommissioned, what then? - Raoul - 12/2/2021 9:17:25 AM
    - This one? - podrock - 12/3/2021 12:06:55 AM
  - Controlled re-entry - RL - 11/18/2021 10:51:46 PM
- That is somewhat concerning, thanks for the link. - Sui - 11/15/2021 11:13:14 PM
  - We are rapidly approaching a Kessler syndrome - RL - 11/16/2021 1:28:30 AM
    - Maybe this explains the Fermi Paradox. - ER - 11/16/2021 3:33:10 AM
      - No, I don't think so - RL - 11/16/2021 11:49:44 PM
        
        I feel better already.. - ER - 11/18/2021 1:45:05 AM
        
        Unfortunately there are several other 'Fermi Filters' we will experience in the next few years... - RL - 11/18/2021 4:16:43 AM
        
        If we stopped controlling all that LEO stuff - podrock - 11/18/2021 4:28:18 AM
        
        Not sure... - RL - 11/18/2021 3:12:26 PM

Venus Volcanics ? - podrock - 11/29/2021 1:20:38 AM

The seismic signature of wind on mars, and what it reveals. - podrock - 11/27/2021 7:12:59 PM
- I did too…it’s all good. - Sui - 11/28/2021 12:08:59 AM

The Habitable Zone - podrock - 2/16/2021 3:07:29 AM
- Bump, just because. - podrock - 11/23/2021 9:22:40 PM
- ...Or each other. (N/T) - DanS - 2/18/2021 6:11:02 PM
  - Yup - podrock - 2/18/2021 11:17:15 PM
- Yup - Robert - 2/16/2021 5:40:18 PM

The camera on the new Pixel 6 phone... - RL - 11/16/2021 11:59:07 PM
- I can also see M33, another Local Group Galaxy, the Pinwheel. - ER - 11/18/2021 4:24:32 AM
- Well, I guess I have to concede... - ER - 11/17/2021 3:48:26 AM
- Amazing! - podrock - 11/17/2021 1:55:02 AM

La Palma Volcano in the Canary Islands is erupting - podrock - 9/19/2021 4:07:31 PM
- La Palma Volcano in the Canary Islands is STILL erupting - podrock - 11/6/2021 12:45:44 AM
- Making waves - RL - 10/20/2021 1:51:21 PM
  - Amazing picture! - podrock - 10/20/2021 3:40:41 PM
    - Another - RL - 10/22/2021 1:50:30 AM
- On a personal note... - ER - 9/30/2021 11:46:58 PM
  - Interesting ER, never heard of that before. - podrock - 10/1/2021 12:14:49 AM
- Re: La Palma Volcano in the Canary Islands is erupting - Raoul - 9/30/2021 8:33:43 AM
  - It was sad to see it go - podrock - 9/30/2021 5:52:36 PM
    - Re: It was sad to see it go - Raoul - 10/7/2021 8:36:38 PM
      - Thank you for the update - podrock - 10/7/2021 9:03:21 PM
- The lava is now ... - podrock - 9/28/2021 11:29:30 PM
- Re: La Palma Volcano in the Canary Islands is erupting - Pebble - 9/28/2021 4:13:40 AM
- The Bad Astronomer does the math - podrock - 9/27/2021 4:45:05 PM
- Cross-section of La Palma (caution, big image) - podrock - 9/25/2021 6:31:30 PM
  - Did they determine this purely with seismology? - RL - 9/26/2021 8:03:50 PM
    - It's more of a schematic than actual geometry - podrock - 9/26/2021 8:13:24 PM
      - It was the branching off of the channels I was wondering about - RL - 9/27/2021 12:57:59 AM
        
        full article - podrock - 9/29/2021 12:58:01 AM
        
        Those are "sills" - podrock - 9/27/2021 4:48:16 PM
- volcanic shockwave video: - podrock - 9/24/2021 5:36:35 PM
  - This example is impressive as well - RL - 9/25/2021 12:08:16 AM
    - Impressive! - podrock - 9/25/2021 12:30:17 AM
- Is this the one.... - ER - 9/20/2021 3:00:05 AM
  - yeah, no - podrock - 9/20/2021 5:23:04 AM
- Where is this relative to the observatories there? - RL - 9/19/2021 11:17:42 PM
  - UPDATE: - podrock - 10/2/2021 12:41:46 AM
  - But the observatories are providing pictures of the ash plume. - podrock - 9/24/2021 4:12:33 PM
    - website with links to cams - podrock - 9/24/2021 6:24:47 PM
  - not close - podrock - 9/20/2021 12:05:22 AM

ZEISS Mineralogic 3D - podrock - 11/3/2021 7:01:26 PM
- Re: ZEISS Mineralogic 3D - Sui - 11/3/2021 7:08:28 PM

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