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討論區 => 天文新知 => 主題作者是: peter 於 2020-12-15 23:22:25



主題: FOCAL (spacecraft)
作者: peter2020-12-15 23:22:25
https://en.wikipedia.org/wiki/FOCAL_(spacecraft)

Fast Outgoing Cyclopean Astronomical Lens (FOCAL) is a proposed space telescope that would use the Sun as a gravity lens

https://www.centauri-dreams.org/2006/08/18/the-focal-mission-to-the-suns-gravity-lens/



=> solar gravity lens telescope
https://familystar.org.tw/index.php?option=com_smf&Itemid=3&topic=27900.0