article_snippet: Astronomers believe mysterious signals - previously dismissed as stellar bursts - are coming from an Earth-like planet.
article_snippet: Signals from planet were initially discovered in 2010, but last year dismissed as noise from distant stars.
article_snippet: Astronomers believe mysterious 'alien signals' - previously dismissed as stellar bursts - are in fact coming from an Earth-like planet.
article_snippet: But soon after the discovery, a group of scientists said Signals from the planet thought to be from a planet were in fact simply magnetic bursts from stars.