A New Cosmic Census Is Changing the Search for Alien Worlds

Astronomers have completed one of the most detailed surveys of nearby stellar systems ever assembled, mapping stars within 32.6 light-years of Earth using data from the Gaia Space Observatory and historical observations.

The study identified dozens of complex multi-star systems and revealed that massive stars are far more likely to have stellar companions than smaller red dwarfs.

The catalog will help future missions like the proposed Habitable Worlds Observatory avoid false planetary signals and refine the search for potentially habitable worlds near our solar system.

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