• Space/Science
  • GeekSpeak
  • Mysteries of
    the Multiverse
  • Science Fiction
  • The Comestible Zone
  • Off-Topic
  • Community
  • Flame
  • CurrentEvents

Recent posts

Have Republicans lost control of the House already? BuckGalaxy January 8, 2026 11:35 pm (CurrentEvents)

Who deleted my Grammar post? BuckGalaxy January 8, 2026 11:06 pm (Off-Topic)

In the park Homer ER January 8, 2026 3:05 pm (Off-Topic)

66 Global Organizations the US is Leaving BuckGalaxy January 8, 2026 11:21 am (CurrentEvents)

Well, there goes the Nobel Peace Prize ER January 6, 2026 6:39 am (CurrentEvents)

Trump’s Attack on Venezuela Is Illegal and Unwise BuckGalaxy January 3, 2026 12:04 pm (CurrentEvents)

MAGAlomaniac BuckGalaxy December 30, 2025 2:39 pm (Flame)

Mark your calendars for February 6 BuckGalaxy December 22, 2025 11:24 pm (Space/Science)

The answer is blowin' in the wind BuckGalaxy December 22, 2025 6:05 pm (CurrentEvents)

Damn the Defiant! ER December 22, 2025 4:31 pm (CurrentEvents)

Update on the asteroid census September 29, 2011 4:11 pm TB

Here.

As points of reference, the asteroid that caused the extinction of the dinosaurs is currently estimated at being about 10 km in diameter, and the nickel-iron meteorite that created Meteor Crater is estimated at about 50 meters in diameter.

  • "It's like a population census, where you poll a small group of people to draw conclusions about the entire country," ... by ER 2011-09-29 16:42:28
    • Yeah, it's not really clear to me how they manage to figure out that they've discovered a given percentage of ... by TB 2011-09-29 18:03:45
      • Astronomically, you make assumptions about the homogeneity (or lack of it) of a population, or you try to model its ... by ER 2011-09-29 18:34:51
        • Lemme guess - they just sat there slack-jawed, dumbfounded and awed by someone who knows science, right? by VelociraptorBlade 2011-09-29 23:11:49
          • No, the technology I used, Geographic Information Systems, was routinely used to map and manage various spatially distributed resources important ... by ER 2011-09-30 05:16:06
            • I shall take that advice to heart. Mayhaps someday I could use it to my advantage. NeoCarnegie FTW!!! by VelociraptorBlade 2011-09-30 19:36:28

    Search

    The Control Panel

    • Log in
    • Register