Medical News We may be witnessing the birth of an exomoon around a distant world
14 June 2019
Planet PDS 70b (on the right) is forming in the protoplanetary disc of PDS 70ESO/A. Müller et al.
By Leah CraneAbout 369 light years away, a planet is being born – and with that exoplanet, possibly a set of rings or moons. In 2018, astronomers spotted a young world growing around a star called PDS 70. Now they have observed what appears to be a disc of debris orbiting the planet, the same sort of disc that we think can coalesce into a moon.
The researchers used the Very Large Telescope in Chile to examine the spectrum of …
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