One journey of the Sun and its planets around the center of our Milky Way galaxy is sometimes called a galactic year, which lasts approximately 225 to 250 million terrestrial years. The Solar System formed about 20 (galactic) years ago [read more: ]

发布时间: 2023-08-12 17:00:53

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One journey of the Sun and its planets around the center of our Milky Way galaxy is sometimes called a galactic year, which lasts approximately 225 to 250 million terrestrial years. The Solar System formed about 20 (galactic) years ago

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1年前由 Massimo 提交

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One journey of the Sun and its planets around the center of our Milky Way galaxy is sometimes called a galactic year, which lasts approximately 225 to 250 million terrestrial years. The Solar System formed about 20 (galactic) years ago

[read more: ]
有趣
( buff.ly )

The latest from 's #TheScientificNaturalist series: The harrowing journey of a GPS-tracked #shearwater caught in a #typhoon that hit Japan in 2019

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Waiting for ISRO to send an official photo of Chandrayaan 3's Moon landing, here's an unofficial one from one of the control room's pictures
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