2021年12月に打ち上げられた「ジェイムズ・ウェッブ宇宙望遠鏡」は、2022年1月に主鏡の展開に成功して以降、主鏡の位置合わせを続けていました。そして、2022年3月17日には主鏡の位置合わせがほぼ完了し、星を鮮明に撮影した写真が公開されました。

James Webb Space Telescope, launched in December 2021, has continued to align its primary mirror since itwas successfully deployed in January 2022. Then, on March 17, 2022, the alignment of the ...

Explore the mystery of 3I/ATLAS, the interstellar visitor with a 7.1-hour 'heartbeat'. Learn why its bizarre alignment with ...

An exosyzygy – an alignment of three celestial objects around another star – is predicted to happen later this year, but it seems likely that we won't see it happen ...

A rare alignment of two exoplanets with their star, marking one of the few known exosyzygies, an astronomical event involving celestial bodies outside our solar system, is expected to occur. Despite ...

Optical aberration theory remains a fundamental component in the design and operation of space telescopes. With increasingly ambitious astronomical missions and the demand for high-resolution imaging, ...