'Co-orbital planets are 'fossils' of the planetary formation processes; at present, they are like unicorns.'
Obsevations of the exoplanet PDS 70b taken with ALMA that show it being tailed by a cloud of dust indicating a"Trojan planet."Astronomers have discovered the first evidence of two planetary siblings sharing the same orbit around a star.
could eventually condense into a planet, resulting in two worlds sharing the same orbit around a star. Alternatively, the cloud could be debris from what was once a planet, meaning this was a Trojan pairing in orbit around the young star PDS 70 in the past, researchers said., have been theorized for at least two decades, but this is the first evidence that has ever been found to favor this concept. The discovery is an exciting one, as it could give hints about how planetary systems form.
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