Eleven new extrasolar planets discovered An international team of astronomers have announced the discovery of 11 new planets orbiting other stars, including a pair locked in an orbital resonance and another with a very Earth-like orbit. Mars ocean evidence Features on the surface of Mars once interpreted as evidence of an ancient ocean may in fact have a completely different origin, planetary scientists reported this week. They said that features previously thought to be remains of ancient shorelines are more likely linked to the planet's volcanoes. Now Store Purchase Astronomy Now subscriptions, back issues and binders, plus books, photographs and much more at the Astronomy Now Store. Place your order by credit card over our secure servers.
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