Scientists Discover 27 Mysterious Objects in Far Reaches of Solar System

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Thanks to Hubble's sensitivity in visible light and James Webb's in infrared, telescopes have provided the necessary information.

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The solar system does not end in Neptune. Beyond the blue planet is spread a belt of frozen bodies so faint that, according to NASA, they are 100 million times weaker than any visible object at first sight. Now, the joint work of the Hubble and James Webb telescopes has added 27 unpublished transneptunian objects to that still incomplete census. The operation is unprecedented. Hubble observed these bodies in visible light, while Webb did it in t…

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Astronomers consider them to be planetary progeny of the formation of the solar system, which has never had enough mass to become full planets, and the study has also shown that objects have not been subjected to space strikes in which the material on their surface could mix, and scientists say that they somehow "remember" and retain the history of their formation.

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The first joint observation by two of the most powerful space telescopes reveals a population of small celestial bodies whose pristine colors and composition are surprising astronomers.