Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Being or originating outside the solar system: an extrasolar planet.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of or originating outside the Solar System
  • adj. Of or originating in a solar system other than Earth's

from The Century Dictionary and Cyclopedia

  • In astronomy, situated outside of or beyond the solar system.

Etymologies

extra- +‎ solar (Wiktionary)

Examples

  • Yet until the 1990s, with the discovery of a star that wobbled suggesting it was being orbited by a large object, there was no concrete evidence that any of these so-called extrasolar planets existed.

    Archive 2010-04-01

  • His lead character here is Paul Butler, now at the Carnegie Institution of Washington, who has been involved in scores of planet discoveries since the first so-called extrasolar planet was found in 1995.

    TIME.com: Top Stories

  • That growth in knowledge is illustrated by the work done by Hubble on the distant worlds known as extrasolar planets.

    China Post Online - Taiwan , News , Taiwan newspaper

  • It is one of the lightest and smallest so-called extrasolar planets yet found, part of a growing class of planets that are less than 10 times the mass of Earth.

    NYT > Home Page

  • Astronomers looking for planets encircling stars outside our solar system-known as extrasolar planets, or exoplanets-are claiming the first planetary detection

    Scientific American

  • It is one of the lightest and smallest so-called extrasolar planets yet found, part of a growing class that is less than 10 times the mass of Earth.

    The Sydney Morning Herald News Headlines

  • More than 300 so-called extrasolar planets have been found circling distant stars, making their discovery the hottest and fastest growing field in astronomy.

    International Herald Tribune - World News, Analysis, and Global Opinions

  • Previous pictures of so-called extrasolar planets orbiting other stars have been painted by artists.

    Latest Articles

  • More than 300 so-called extrasolar planets have been found circling distant stars, making their discovery the hottest and fastest-growing field in astronomy.

    Impact Lab

  • Kepler can you help us out??? with directions for a small satellite array flying in formation to the point Kepler thinks is best for an optical view. we can name the extrasolar array mission orion and keep the logo and patches; -) Heck we can even use the ESMD door plate for a closeout plate on the digital radio.

    Telepresence and Micro-bots for Exploration? - NASA Watch

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