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Description
Black Hole Survival GuideA very short book for readers of Carlo Rovelli that explains the science of black holes by taking the reader on a journey inside one. What would happen if you fell into a black hole? Black holes are found throughout the universe. They can be microscopic. They can be billions of times larger than our Sun. They are dark on the outside but not on the inside. Anything that enters them can never escape, and yet they contain nothing at all. In Black Hole
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.4 ★★★★★
Based on 1467 reviews
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Product Reviews
★★★★★ 5
Its awesome
Perfect 👌
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
★★★★★ 1
Thing is absolutely garbage. Ball didn’t make it back once! Broke in half
Junk and they don’t follow through with the shipping that they claim. Said between 7am and 11am. Don’t post it if ya can’t fulfill your shipping expectations
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Reviewed in the United States on May 21, 2026
★★★★★ 4
Good toy for dogs
This is a great toy! I do wish the handle was a little longer because I do not have a lot of upper body strength due to health issues. I can still throw with this further than I can without the launcher so my dogs really love it and get excited any time I get this out!
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Reviewed in the United States on May 6, 2026
★★★★★ 2
Good throw, bad ball
Ball cracked open after first fetch.
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Reviewed in the United States on May 20, 2026
★★★★★ 5
Good play!!!
Great item 😊
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Reviewed in the United States on February 6, 2026
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