• Young star clusters give birth to rogue planetary-mass objects

    Updated: 2025-02-27 05:51:04
    How do rogue planetary-mass objects -- celestial bodies with masses between stars and planets -- form? An international team of astronomers has used advanced simulations to show that these enigmatic objects are linked to the chaotic dynamics of young star clusters.

  • NASA's Hubble provides bird's-eye view of Andromeda galaxy's ecosystem

    Updated: 2025-02-27 05:48:37
    Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped object roughly the angular size of the full Moon. What backyard observers don't see is a swarm of nearly three dozen small satellite galaxies circling the Andromeda galaxy, like bees around a hive.

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