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Recent posts

Here's a crazy idea podrock September 19, 2026 4:19 am (Geek Speak)
A little information is a dangerous thing Arrell September 18, 2026 3:52 pm (Geek Speak)
Editing html links? podrock September 16, 2026 9:28 pm (Geek Speak)
Time zone convention Arrell September 17, 2026 6:39 pm (Geek Speak)
Link test Arrell September 17, 2026 5:58 pm (Geek Speak)
Kelvin Waves podrock September 16, 2026 9:26 pm (Science)
Yeah- This isn't scary at all Arrell September 10, 2026 7:24 pm (Geek Speak)
TEST Arrell September 9, 2026 12:54 am (Current Events)
Is there a way of linking to a thread directly? podrock September 13, 2026 2:50 am (Geek Speak)
Digital Microscopes podrock September 12, 2026 8:10 pm (Science)

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Satellite Constellation Simulator - Arrell - 9/11/2026 5:04:29 PM

urgent: TEST - Arrell - 9/9/2026 12:54:26 AM
- Full site urgent message enabled (n/t) - Arrell - 9/9/2026 12:55:21 AM

Are We Missing Alien Lighthouses? - BuckGalaxy - 9/6/2026 5:55:55 PM
- What makes lasers great for communications, makes the lousy as beacons - Arrell - 9/6/2026 7:20:12 PM
  - One key thing - Arrell - 9/7/2026 2:44:20 PM
    - GEEZ- About that animation - Arrell - 9/7/2026 2:53:30 PM
  - Can a laser be designed to - BuckGalaxy - 9/6/2026 7:54:36 PM
    - Sure - Arrell - 9/6/2026 8:03:33 PM
  - re: What makes lasers great for communications, makes the lousy as beacons - BuckGalaxy - 9/6/2026 7:48:58 PM
    - Added numbers to my post above - Arrell - 9/6/2026 8:01:21 PM
      - It addressed the brightness issue in the article - BuckGalaxy - 9/6/2026 8:06:37 PM
        
        Not well thought out - Arrell - 9/6/2026 8:27:03 PM
        
        re: Not well thought out - BuckGalaxy - 9/6/2026 8:35:20 PM
        
        Optical SETI makes sense...if you are trying to communicate over those distances - Arrell - 9/6/2026 8:53:34 PM

The Space Race and How to Lose It - Arrell - 9/6/2026 2:34:14 PM
- re: The Space Race and How to Lose It - BuckGalaxy - 9/6/2026 5:46:04 PM
  - I appreciate your words - Arrell - 9/6/2026 7:16:19 PM

HabitableZone — be civil, or at least entertaining. Masthead: Earth photographed from the International Space Station (NASA); the spire in the Eagle Nebula (NASA, ESA and The Hubble Heritage Team, STScI/AURA).