• eburacum45's Avatar
    2021-Jun-10, 04:48 PM
    Lasers which ionise the air to produce an image are a real thing, and the results are impressive. https://youtu.be/YRZMdQOMPNQ I would also...
    78 replies | 1338 view(s)
  • eburacum45's Avatar
    2021-Jun-10, 04:19 PM
    This concept uses the interstellar medium as a power source. The Q-Drive...
    27 replies | 284 view(s)
  • eburacum45's Avatar
    2021-Jun-08, 07:57 PM
    eburacum45 replied to a thread Aliens in Life in Space
    Max Tegmark calculated that the closest world with an exact copy of you is about 1010000000000000000000000000000 metres away. Note that the edge of...
    13 replies | 379 view(s)
  • eburacum45's Avatar
    2021-Jun-07, 01:10 PM
    A meteor is a kind of physical object - but the return you get is from the plasma tail, not the meteor itself, which is about the size of a grain of...
    78 replies | 1338 view(s)
  • eburacum45's Avatar
    2021-Jun-07, 08:15 AM
    In the incidents I've read about, most of the time the radar returns did not match with the phenomena seen visually or detected by infra-red. Over...
    78 replies | 1338 view(s)
  • eburacum45's Avatar
    2021-Jun-06, 09:14 AM
    Many of the 'unexplained things seen in the sky' are phenomena, rather than objects. Sometimes the reports describe parhelia, caused by the...
    78 replies | 1338 view(s)
  • eburacum45's Avatar
    2021-Jun-03, 09:43 PM
    Tom Mazanec is referring to the Orion's Arm Universe Project, a fictional scenario which includes an event where about thirty artificial supernovae...
    2 replies | 99 view(s)
  • eburacum45's Avatar
    2021-May-24, 01:15 PM
    Since it sets over the horizon, the object emitting this laser beam would be about 10 miles away. Not impossible, but I'd expect more flickering if...
    19 replies | 793 view(s)
  • eburacum45's Avatar
    2021-May-23, 01:32 PM
    The USS Omaha clip shows a real object, probably a distant plane or other object. It is warm enough to be detected in infra-red, and warm enough to...
    19 replies | 793 view(s)
  • eburacum45's Avatar
    2021-May-22, 08:22 AM
    Spectrographs have been used at Hessdalen, a location in Norway where unexplained aerial phenomena have been seen on many occasions. Unfortunately...
    19 replies | 793 view(s)
  • eburacum45's Avatar
    2021-May-21, 05:31 PM
    The best fit for the USS Omaha clip is a distant plane going over the horizon - but if it is an airliner, it needs to be about 200 km away, because...
    19 replies | 793 view(s)
  • eburacum45's Avatar
    2021-May-20, 09:32 PM
    Here's Mick West's initial analysis. He doesn't know what it is- but that is mostly because there are so many possibilities, we can't choose between...
    19 replies | 793 view(s)
  • eburacum45's Avatar
    2021-May-19, 08:49 PM
    eburacum45 replied to a thread Subice oceans in Astronomy
    Speculative interiors for several moons which may have liquid water layers Callisto Ganymede Titan Triton
    8 replies | 230 view(s)
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4 Visitor Messages

  1. View Conversation
    Thanks for the Celestia add-on for ellipsoidal fast spinning stars. I'll try that! Cheers. :-D
  2. View Conversation
    Thank you for this link! http://www.nemoramjet.com/sndanatomy.html

    I had never "book-marked" something so fast in my life.
  3. View Conversation
    (Shot you a friend request.)

    Always enjoyed your posts, your writing, and consider you one of the best members on the forum.

    Also, I would like to say thank you for introducing me to the Orion's Arm Universe roughly two years ago.
  4. View Conversation
    eburacum...hi...
    nice writing man!
    i should come visit a bit longer

    thanks for sharing
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