Watchly Safety Review

I Tried Building My Own Space Satellite

Mark Rober

25:00 · 20.4M views · November 29, 2024

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Minor FlagsReviewed June 2026

3Minor Flags

2No Issues

This video is highly educational and safe for most kids, offering a genuinely impressive deep-dive into real satellite engineering from a former NASA engineer — though parents should note it contains multiple promotional segments for CrunchLabs and a paid space-selfie service woven throughout. The science content is accurate, enthusiastic, and inspiring, covering topics like orbital mechanics, resonant frequency, thermal engineering, and radiation physics in ways that are accessible without being dumbed down. It's a rare YouTube video that could genuinely spark a child's interest in aerospace engineering.

Content Breakdown · 5 Categories

Strong & Crude LanguageNot present

The transcript is almost entirely clean; the single mild instance is 'freaking' used once in an enthusiastic context ('actually in freaking outer space'), which is a very mild intensifier and not a strong profanity.

See evidence (1)

“'I promise you'll be guaranteed to be the first person that has ever gifted them a picture of themselves actually in freaking outer space.'”

Hidden Advertising & Sponsored ContentA little

The video contains multiple commercial promotions, but the majority are transparently disclosed in the description (Google Pixel #googlepartner, T-Mobile, CrunchLabs). Within the transcript itself, the CrunchLabs promotion is extensive and woven into the educational content without always being clearly delineated as an ad, and the Google Pixel/T-Mobile partnership is mentioned mid-video in a way that blends with the narrative. Because the description does disclose these partnerships, this is borderline rather than fully hidden, but the in-video integration is notable.

See evidence (3)

“'Speaking of super advanced phones in space, we partnered with both Google Pixel and T-Mobile to make this whole thing happen.'”

“'all of this is free if you're a current CrunchLabs subscriber or if you just become one now'”

“'CrunchLabs has you covered because every Hack Pack has a chance to contain the platinum diploma. If yours has it, college tuition is free'”

Parasocial & Emotional ManipulationA little

The video uses warm, community-oriented language ('let's do this together', 'sharing that wonder with all of you') but this reads as genuine enthusiasm rather than manufactured emotional dependency or guilt-tripping; no manipulative CTAs designed to extract emotional dependence are present.

See evidence (2)

“'So let's do this together.'”

“'sharing that wonder with all of you feels really special and fills me with hope for the next generation'”

Engagement Baiting & Manipulative CTAsA little

The video includes multiple calls to action (visit spaceselfie.com, subscribe to CrunchLabs, sponsor a box) but these are straightforward commercial CTAs without guilt-tripping, superstition framing, or 'true fans' exclusion language; they do not rise to the level of manipulative engagement-baiting.

See evidence (2)

“'So if you want that space selfie, you're gonna wanna get yours now by visiting spaceselfie.com'”

“'all you gotta do is just sponsor one box for a kid who can't afford it'”

Playful & Fantasy ViolenceNot present

The only marginally relevant content is a brief, clearly playful swing-pushing scene ('Is that too high?! What?! Fire!') which is lighthearted and consequence-free; this does not meaningfully register as playful violence.

See evidence (1)

“'Is that too high? No! Is that too high?! What?! Fire!' — brief comedic exclamation during a swing demonstration”

What Parents Need to Know

Parents should know this video is primarily a well-produced, substantive science and engineering lesson presented by a credentialed former NASA engineer who worked on the Mars Rover. Kids will genuinely learn about CAD design, CubeSats, orbital mechanics, satellite hardware, launch physics, and space hazards — all explained with clear demonstrations and real-world analogies. The video is enthusiastic and age-appropriate in tone, with no inappropriate language, violence, or mature themes. The main caveat is that it contains several promotional segments for CrunchLabs (a subscription STEM box service) and a space-selfie website (spaceselfie.com), which are integrated into the narrative rather than clearly separated as ads. There is also a mention of a college tuition giveaway tied to a product purchase. These commercial elements are not harmful but parents may want to discuss the difference between educational content and advertising with older kids.

Talk to Your Kids About

1What was the most surprising thing you learned about how satellites survive in space — the shaking, the temperature swings, the radiation, or the vacuum?
2The video explained that space is actually much less crowded with satellites than our skies are with airplanes. Did that surprise you? Why do you think people imagine space as more crowded than it is?
3The creator used to work at NASA on the Mars Rover. What do you think it would take to become an engineer who builds things for space one day?
4At a few points in the video, the creator talked about his CrunchLabs subscription boxes and a website to buy a space selfie. Did you notice those parts? How could you tell the difference between the science lesson and the advertisement?

Protected Viewing

What's This Video About?

One small step for mankind, one giant leap for your selfie game. GET YOUR OWN space selfie at http://spaceselfie.com Big thanks to my friends at T-Mobile for supporting this project in celebration of their progress towards breakthrough satellite coverage. Your selfie. Displayed on a Google Pixel. In space. Pixel users can get updates and a free code this January when SATGUS takes flight, follow: @teampixel for more updates! https://www.instagram.com/teampixel/ #googlepartner Get your CrunchLabs box today: Build Box for kids click here: https://crunchlabs.com/SpaceBB Hack Pack for teens and adults click here: https://crunchlabs.com/SpaceHP Thanks to everyone who helped with this incredible build: Our Build team at Tyvak International for helping us bring SAT GUS to life! https://tyvak.eu/ SCHOTT for providing radiation resistant glass https://schott.com/ REDWIRE for providing the Space hardened camera https://redwirespace.com/ Muon Space for thermal vacuum testing https://www.muonspace.com/ The Vibrational Testing Laboratory of Centrotecnica Srl https://www.centrotecnica.net And to @SpaceX for some of the video footage. With special thanks to the Explosives Research Lab at Colorado School of Mines https://erl.mines.edu/ Thanks to these folks for providing some of the music in the video: Ponder - @Pondermusic Laura Shigihara - @supershigi Andrew Applepie - https://soundcloud.com/andrewapplepie Blue Wednesday - https://soundcloud.com/bluewednesday Danijel Zambo - https://open.spotify.com/intl-de/artist/1ZD9ri2wmZZPL4qs92sXZX?si=iI7jkn-qSY-6NKo931314Q PLATINUM TICKET INSTANT WIN GAME NO PURCHASE NECESSARY. Promotion starts on 06/1/2024 & ends on 05/31/25, subject to monthly entry deadlines. Open to legal residents of the 50 U.S. & D.C., 18+. 1 prize per month: each month is its own separate promotion. For the first 2-3 months, winner may be notified via phone call instead of winning game piece. If a monthly prize is unclaimed/forfeited, it will be awarded via 2nd chance drawing. See Official Rules at crunchlabs.com/sweepstakes for full details on eligibility requirements, how to enter, free method of entry, prize claim procedure, prize description and limitations. Void where prohibited. PLATINUM DIPLOMA SWEEPSTAKES NO PURCHASE NECESSARY. Ends 4/30/25, Open to legal residents of the 50 U.S. & D.C., 14+. Visit https://www.crunchlabs.com/pages/crunchlabs-hack-pack-platinum-diploma-sweepstakes for Official Rules including full details on eligibility requirements, how to enter, entry periods, free method of entry, entry limits, prize claim procedure, prize description and limitations. Void where prohibited. Changes were made to several assets used under Creative Commons in this video. https://creativecommons.org/licenses/by/4.0/ Thanks to the creators of 3d models and images, including Umar.Km, JordyConaert, Vaidanshi, Pa3weg, and others.

Frequently Asked Questions

What age is this video appropriate for?

This video is recommended for ages 8 and up. The science concepts are explained clearly with visual demonstrations, but some topics like resonant frequency, finite element modeling, and orbital mechanics are best appreciated by kids with some foundational curiosity about science and engineering.

Is this video actually educational or just a promotional video for a product?

It is genuinely educational — the majority of the video covers real aerospace engineering concepts explained by a former NASA engineer, including satellite design, launch physics, thermal analysis, and space hazards. However, it does include several integrated promotional segments for a CrunchLabs STEM subscription box and a space-selfie service, so parents should be aware it serves a dual purpose.

Is there any inappropriate content like bad language or violence?

No, there is essentially no inappropriate content in this video. Language is clean and enthusiastic throughout, and the only mild 'violence' is a demonstration of objects breaking during a resonant frequency experiment and a model satellite being blown up with dynamite to illustrate re-entry energy, both of which are purely scientific demonstrations.

Does the video contain advertising my child should know about?

Yes, the video contains multiple promotional segments for CrunchLabs (a STEM subscription box service) and spaceselfie.com, which are woven into the educational content rather than clearly labeled as separate ads. This is a good opportunity to talk with your child about how creators on YouTube often fund their content through product promotions.

Will my child actually learn something useful from this video?

Yes — kids who watch this video will come away with a solid conceptual understanding of how satellites are designed, built, tested, and launched, including topics like CubeSats, solar power in orbit, reaction wheels, orbital mechanics, and the four main environmental hazards in space. The explanations are accurate and backed by real engineering experience.

Is the science in this video accurate?

Yes, the science and engineering content scores extremely low for misinformation and is presented by someone with verifiable NASA credentials. Concepts like resonant frequency, angular momentum, finite element analysis, and orbital decay are all explained correctly and with appropriate real-world demonstrations.