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

Recent posts

Trouble on the way BuckGalaxy January 28, 2026 1:47 pm (CurrentEvents)

Being a tech bro gets you a commission and a uniform podrock January 28, 2026 11:16 am (CurrentEvents)

Artificial Intelligence ER January 28, 2026 6:56 am (Flame)

Emily Blunt's favorite sandwich. ER January 27, 2026 7:46 am (Comestible Zone)

hey hey SDG January 26, 2026 10:38 pm (6)

‘Yes, it’s going to crack’ - a spacecraft not everyone thinks is safe to fly BuckGalaxy January 23, 2026 10:42 am (Flame)

Trump’s Greenland Gambit Has Broken Brains Across Washington BuckGalaxy January 21, 2026 8:38 pm (Flame)

This is so strange, on so many levels. ER January 21, 2026 5:13 pm (Off-Topic)

What's in your wallet? ER January 19, 2026 8:10 pm (CurrentEvents)

Anne Applebaum: Trump’s Letter to Norway Should Be the Last Straw BuckGalaxy January 19, 2026 7:18 pm (Flame)

Sloppy Seconds BuckGalaxy January 16, 2026 7:24 pm (Flame)

Trump's irrational fixation on Greenland could lead to widespread conflict. BuckGalaxy January 14, 2026 10:48 pm (Flame)

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