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Tracking Satellites That Aren't There

stacybro writes "Wired is running an interesting article about amateur astronomers tracking "black" satellites." From the article: "The observers, who congregate on a Web site called Heavens-Above and a mailing list called SeeSat-L, have amassed an impressive collection of information and expertise. For two decades, they have played a high tech game of hide-and-seek with the US's National Reconnaissance Office, a secretive satellite agency. By coordinating their efforts, amateur observers in Europe, North America, and South Africa monitor satellites at different phases of their journeys and extrapolate the precise dimensions of their orbits." This is in addition to the ones we know about and even the ones we think we know about.

9 of 66 comments (clear)

  1. Security Through Obscurity Fails Yet Again by vmcto · · Score: 4, Insightful

    Although in my gut I don't particularly like the fact that our military satellite orbits are known to all who care to look on the Internet, the article gets the moral of the story right.

    If these guys can do it in their spare time with binoculars and phone calls, so can anyone else.

    Time and time again security through obscurity has proven to be a fallacy.

    And if this group has increased the awareness of that fact to the US military then they are indeed performing a valuable service.

    The apparent fact that they forced a step-function change in satellite stealth technology (Misty, Misty2) offers convincing proof.

    1. Re:Security Through Obscurity Fails Yet Again by Fnordulicious · · Score: 5, Interesting

      You don't appear to have read the article.

      Knowing where spy satellites are is vital if you're trying to hide something. Since even the US doesn't have and can't afford a globe covering spy satellite system a la Iridium, the eye in the sky can't be watching you every minute of the day. Thus if you know the orbits of the spy satellites you can time things to keep your unpleasant business a secret. Even if you don't know where *all* of the satellites are, knowing where some of them are is better than nothing.

      Consider the situation where you want to move a pile of refined weapon-grade plutonium out of your nuclear power station reactor. It's not something you're supposed to be doing, since that reactor is ostensibly for power generation, not for armament production. You don't exactly want to do this when people are watching because it's rather obvious when you park a big shielded truck outside your reactor and load the plutonium onto it. So you want to pick a time that the bird's eye won't be watching, or at least when it won't get a good view of what's going on. This will keep you from having to answer to the IAEA or the UN or any other nuclear busybodies. This worked pretty well for India.

    2. Re:Security Through Obscurity Fails Yet Again by Forbman · · Score: 4, Informative

      Although in my gut I don't particularly like the fact that our military satellite orbits are known to all who care to look on the Internet, the article gets the moral of the story right.


      Well...most satellites have limited propellant onboard to do anything more except adjust their orbit to maintain its intended design, whether it is a geostationary orbit or a "normal" orbiting orbit. They do not carry sufficient propellant to move from a polar orbit to a less inclined orbit, a high apogee orbit to low apogee orbit, etc. Orbital mechanics are pretty straight forward, and it only takes a few observations of some object to figure out its orbit. If they do, they have a very finite amount, and any large scale manouvering is not undertaken lightly, as it directly affects the lifetime of the satellite.

      the obscurity required in this case isn't information about the orbit, nor should anyone really care, but on the use and purpose of the satellite. Is that "black" satellite a RORSAT? LIDAR? SIGINT? Keyhole? VESTA? THAT part about the satellite and its mission is the real secret. Orbital information has been published in astronomy magazines for some time anyways.

      If you've read any tom clancy novels, you would understand that most of the baddies already know when the intelligence satellites are going to be overhead, and adjust their activities accordingly if they don't want to be directly observed.

      If they are observed, either they don't know (hardly likely these days) or they DO want us to know.

      Even the civilian LANDSAT and other geo-observational satellites could be determined to be "spy" satellites. Want to see how Iran's economy is doing? Use LANDSAT to monitor over time their agricultural lands. If the measured land isn't "right", then their crops have failed, which means more instabilit.

  2. Nothing There by blackmonday · · Score: 5, Funny

    "Nothing to see here, please move along".

    Never has it been so relevant.

  3. Heavens-Above by CheshireCatCO · · Score: 5, Informative

    For the record, Heavens-Above.com isn't just devoted to tracking spy sats, although I would have gotten that impression from the blurb. The site tracks all kinds of satellites -- including ISS, the shuttle (if it were up), and the Iridium constellation. It's not just for people with a specific interest in spy sats and it is in fact very handy if you want to see what you might be able to see on a given night before going out to observe. (Showing friends or students the shuttles, the space station, or Iridium flares is pretty neat, so I always take a look before observing.)

  4. Misunderestimated? by warmgun · · Score: 4, Interesting

    I sometimes wonder, when I read stories like this, if the government is smarter than think. What if these "holes" in national security are just bones the government is throwing to the public to make them seem like they can't hide anything? Just a wacky conspiracy theory for a boring Wednesday afternoon.

    1. Re:Misunderestimated? by mslinux · · Score: 4, Funny

      It's a red herring... they're trying to keep us from noticing the satellites going the other way (against the rotation of the earth)... they're up there, you just don't expect them to be going backwards. So when someone sees one, they think it was a fluke.

      "Hey, Bob, did you see that? It looked like a satellite going the wrong way. Have you been drinking hard cider again Henry? You know they always travel over the shed in the backyard toward the school house... that's the only way they can go! I've been drinking beer and tracking these things for damn near 20 years and I ain't once seen one come from that direction..."

  5. If people are not careful they might go blind by TheLink · · Score: 3, Funny

    The last bit on "How to Track a Black Bird" doesn't seem to say anything about making sure to avoid looking at the sun especially with binoculars.

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  6. Define "Bad", please! by mangu · · Score: 4, Insightful
    there appears to be evidence people whom most folks would agree are "Bad" use info about satellite patterns to go about their doing their Bad things. Why have your hobby be making their life easier?


    Because there is evidence that the same organizations whose purpose is going after what you call "bad" people are increasingly turning their weapons against us. When agents from a bureau whose self-stated mission is "to protect and defend the United States against terrorist and foreign intelligence threats and to enforce the criminal laws of the United States" come to believe they have the right to collect any data at all about you, even library cards, without any valid search warrant, you should better start worrying. In my dictionary, an officer of the government who feels no need to respect the Constitution is as "Bad" as it gets.


    Amassing as much data as we can about the methods and equipment those secret agencies have that they could use against us is an act of collective self-defense. It goes in the same spirit as the freedom to "keep and bear arms" against an opressive government.