Science Podcast | A world like ours?

2024-01-25 09:52:54

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dark matter

It is only 73 light years away, that is, right here in astronomical terms. It is called HD 63433-dy and is the closest planet to its star of the three known in that same system, located in the constellation of Ursa Major.

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HD 63433 d is only slightly larger than Earth (it is 1.1 times its radius) and formed around 400 million years ago, making it an extremely young world. It is undoubtedly a ‘terrestrial’ planet,…

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