Earth-sized planet discovered in ‘our solar backyard’

Credit: Alyssa Jankowski

Young, hot, Earth-sized planet HD 63433d sits close to its star in the constellation Ursa Major, while two neighboring, mini-Neptune-sized planets — identified in 2020 — orbit farther out.

« Earth-sized planet discovered in ‘our solar backyard’

Credit: Alyssa Jankowski

Young, hot, Earth-sized planet HD 63433d sits close to its star in the constellation Ursa Major, while two neighboring, mini-Neptune-sized planets — identified in 2020 — orbit farther out.

« Earth-sized planet discovered in ‘our solar backyard’

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