クリス・ハードウィックのインスタグラム(nerdist) - 10月28日 03時02分

The three new additions to the collection feature a dead galaxy, “an explosive gamma ray burst caused by colliding stellar corpses,” and “ever-elusive dark matter.” Each poster also includes details that reflect the real science behind each very rare event.⁠
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[BIHAKUEN]UVシールド(UVShield)

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