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Artículos sobre Space

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The Titan submersible imploded on a dive to visit the wreck of the Titanic in June 2023. Ocean Gate / Handout/Anadolu Agency via Getty Images

Danger, prestige and authenticity draw thrill-seekers to adventure tourism

Advances in technology have allowed tourists to go to places and do things they couldn’t in the past. But in extreme environments, the consequences of failure are high.
New research shows that the destructive merging of a star and a planet expels huge amounts of gas, as shown in this artist’s impression. K. Miller/R. Hurt (Caltech/IPAC)

Astronomers just saw a star eat a planet – an astrophysicist on the team explains the first-of-its-kind discovery

Stars begin to expand when they run out of fuel and can become thousands of times larger, consuming any planets in the way. For the first time, astronomers have witnessed one such event.
Both the U.S. and China have plans to establish bases on the Moon in the near future. Caspar Benson/fStop via Getty Images

Is the US in a space race against China?

China has invested massively in its space capabilities in recent years and is now a major competitor with the US. But according to a space policy expert, the US still dominates space by most measures.
A SpaceX Falcon 9 rocket carrying Starlink satellites launches on Aug. 19, 2022. The Falcon 9 is a reusable rocket and its re-entry is controlled after launch, reducing debris. (Malcolm Denemark/Florida Today via AP)

Airplanes face a growing risk of being hit by uncontrolled re-entries of rockets used to launch satellites

Rockets used to launch satellites fall back to Earth, and as their number grows, the risk faced by people living on the ground — or flying in airplanes — increases.

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