Historical clue formulations

• More than just a disapproving look — 2026-07-23
• Subject of Obi-Wan's line "That's no moon. It's a space station" — 2024-06-14
• Galactic Empire superweapon — 2019-10-16
• Massive weapon of sci-fi — 2019-09-29
• Planet pulverizer of sci-fi — 2015-03-28
• Sci-fi battle site — 2013-10-12
• Darth Vader locale — 2013-09-26