Space Mirrors Reflecting Sunlight at Night

Cool Stuff Daily

Reggie Risseeuw and Marques Pfaff

Tech News, Society & Culture, Science, News

4.6 • 739 Ratings

🗓️ 21 January 2026

⏱️ 13 minutes

🔗️ Recording | iTunes | RSS

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Summary

Mirrors in the sky could light up dark nights using reflected sunshine - Earth.com Radical Solar Plan Aims to Beam Sunlight at Night—But Astronomers Are Worried | Daily Galaxy A US startup plans to deliver ‘sunlight on demand’ after dark. Can it work – and would we want it to? | The Conversation Reflect Orbital Contact the show - coolstuffdailypodcast@gmail.com Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

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0:00.0	Something unexpected has arrived in Happy Meal.
0:03.0	Teenage Mutant Ninja Turtles and Hello Kitty and friends are teaming up for the Ultimate Collab.
0:08.0	Joining your little ones on a fun-fueled adventure.
0:11.0	Some fun, some food, it's all inside this Happy Meal.
0:16.0	Until the 2nd of February from 11am includes one pre-selected book or toy whilst it's last.
0:20.0	Sanjeeves just received a decent bonus.
0:22.4	Nice work, Sanjeeve. He knows he could invest all of the money, but he's seen a new watch he likes. He's not worried. With his HSBC Premier bank account and access to their financial advice service, he can get a personalised plan for the future and know how much you can spend a day. Everything's Premier when your bank account is.
0:38.0	Search HSBC Premier.
0:39.9	HSBC UK, opening up... for the future and know how much you can spend today. Everything's premier when your bank account is.
0:38.0	Search HSBC Premier.
0:39.9	HSBC UK, opening up a world of opportunity.
0:43.2	For financial advice, you need minimum £100,000.
0:45.7	Other criteria and fees apply.
0:47.0	Financial and other eligibility criteria apply for HSBC Premier.
0:51.8	Welcome to Cool Stuff Daily.
0:53.6	I'm Reggie Rizzou, and I think we all hate in winter, where it gets dark so early.
0:59.8	Well, what if you could flip a cosmic switch and be getting sunlight on demand after sunset?
1:07.4	Sounds futuristic, but there's one startup that says it's not science fiction, it's a business plan.
1:13.6	Astronomers, environmental scientists, and sleep experts, though, are sounding alarms.
1:17.6	So let's break down this ambitious vision and the surprising physics and why the night sky itself may be caught in the middle.
1:25.6	A California startup called Reflect Orbital wants to light
1:29.6	up parts of Earth after dark by reflecting sunlight down from space using enormous orbiting mirrors.
	...

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