But their search is still sensitive to statistically detecting an Earth-Moon combination for about one in every eight extrasolar planets they study. As for an earth-sized moon around a large planet?

Williams believesa moon in orbit around a known extrasolar planet will also be detectable if welook hard enough with the right techniques. "Itwill add a periodic component to the combined infrared ...

Everyone knows our Moon: lovers stare at it, wolves howl at it, and ESA recently sent SMART-1 to study it. But there are over a hundred other moons in our Solar System, each a world in its own right.

NASA's Hubble Space Telescope has discovered 16 extrasolar planet candidates orbiting ... angular size than two percent the area of the full moon. When extrapolated to the entire galaxy, Hubble's ...

If the solar system is our guide, then extrasolar natural satellites ... Even for Kepler, however, this is a daunting task. The largest moon in the solar system — Jupiter’s Ganymede ...

The film, a sequel to 1979’s Alien and directed by James Cameron, revisited the extrasolar moon LV-426. Sigourney Weaver’s Ellen Ripley returns to the moon after all communication is ...

Ultimately, Wolszczan found three of them, one with a mass of 4.3 Earths, one of 3.9 Earths, and one just twice the mass of the moon, the least-massive extrasolar planet found to date. If they ...

The exquisite photometric precision of NASA’s Kepler space telescope now makes the detection of a Mars- to Earth-size extrasolar moon possible, indeed imminent. Launched in 2009, the telescope ...

Over time, the methods for detecting these “extrasolar planets” have improved, and the list of those whose existence has been confirmed has grown accordingly (to almost 2000!) Definition ...

An international team of astronomers with the Trans-atlantic Exoplanet Survey have discovered TrES-4, an extrasolar planet ... (about the size of the Full Moon) from the team’s third planet ...