Moons May Be Beneficial to Life Beyond Earth

Moons May Be Beneficial to Life Beyond Earth

New simulations find that to form a moon with a similar size ratio to our own system, certain types of planets are needed. And that type of moon-planet system could then be beneficial to the rise of life on the planet. Plus, a Starlink launch, puffy planets, and training astronauts underwater for spacewalks.

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Indigenous North American Stories Point to Comet Explosion

Indigenous North American Stories Point to Comet Explosion

By collecting and analyzing stories from a variety of indigenous cultures in North America, researchers find evidence for a mid-air explosion of a comet or asteroid, similar to the Tunguska event. Plus, a new Trojan for Earth, volcanoes and dinosaurs, ancient Mexican cacao groves, and this week in rocket history is Lunar Orbiter 3.

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