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Hallo Bynaus,
Du verweist in Deinem Link auf folgenden Artikel:
NewScientistArtikel über Halo-Planeten (kostenpflichtig)
Wenn man das anklickt, erscheint folgendes:
Far-out worlds, just waiting to be found
23 July 2005
Stuart Clark
Magazine issue 2509
IN THE dark reaches of the solar system lurk swarms of hidden worlds. Too small and too distant to reflect sunlight, they have remained under the cover of darkness for billions of years. But now the outer solar system is giving up its secrets. And with them comes an astonishing claim: "It's quite possible that there is a halo of planets surrounding our solar system, just waiting to be found," says Eugene Chiang, an astronomer at the University of California, Berkeley.
What makes Chiang's claim so surprising is the sheer number and size of these planets. Weighing more than Mars, they dwarf Sedna and Quaoar, the largest rocky bodies spotted circling the sun beyond Pluto.
The evidence comes from a source closer to home: the discovery of a 100-kilometre lump of ice and rock circling the sun in the same orbit as Neptune. This frigid asteroid was chalked up as ...
The complete article is 2642 words long.
To continue reading this article, subscribe to New Scientist. Get 4 issues of New Scientist magazine and instant access to all online content for only USD $4.95
Knapp 5 Dollar ist natürlich jederzeit akzeptabel für so einen Artikel, doch der Versuch, das zu aktivieren, führt zu folgender "Offerte":
Three Years at SFr 753.00 - saving 19%
Two Years at SFr 564.00 - saving 9%
One Year at SFr 313.00
Six Months at SFr 159.00
Minimaler Preis ist also ein Abonnement für ein halbes Jahr, das 159 Franken kostet ... - das ist aber eigentlich nicht die Idee, oder ?!
Freundliche Grüsse, Ralf