3 years, 5 months ago

First planet outside Milky Way Galaxy detected: Saturn-like object is orbiting a black hole

Objects hanging in the vacuum of the cosmos orbiting a star have been detected throughout the galaxy, these exoplanets have been a source of enhancing our understanding of the conditions beyond our solar system. Astronomers have now gone a step further and detected the first planet not just beyond the solar system but beyond the entire stretch of the Milky Way Galaxy. This is the first time that signs of a planet transiting a star beyond the Milky Way galaxy has been detected. The astronomers searched for dips in the brightness of X-rays received from X-ray bright binary systems that typically contain a neutron star or black hole pulling in gas from a closely orbiting companion star. Astronomers speculate that if a planet actually exists in this massive system it likely had a tumultuous history and violent past since it would have had to survive a supernova explosion that created the neutron star or black hole.

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