article_snippet: Nasa astronomers in California have found a planet in a multi-star system.
article_snippet: The planet, studied by an international team of scientists led by Nasa's Jet Propulsion Laboratory (JPL), had previously been known to exist.
article_snippet: The first four-star planet, KIC 4862625, was discovered in 2013 by citizen scientists using public data from Nasa's Kepler mission.
article_snippet: The first four-star planet, KIC 4862625, was discovered in 2013 by citizen scientists using public data from Nasa's Kepler mission . '
highlights_snippet: Nasa astronomers in California have found a planet in a multi-star system .
  