Astronomers discover the famous Pleiades star cluster could be 20 times bigger than we thought
November 13, 2025
Astronomers have discovered that the Seven Sisters of the Pleiades star cluster have more stellar siblings than we thought — a lot more.
Using NASA’s exoplanet hunting spacecraft TESS (Transiting Exoplanet Survey Satellite) and the European Space Agency star tracking spacecraft Gaia, scientists found that this highly familiar astronomical body contains around 20 times more stars than…