Contents Pages by Subject

Space Travel and Exploration

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• https://newatlas.com, Michael Irving

Although oxygen is common throughout the cosmos, most of it isn't in the form that we as humans need to breathe – molecular oxygen, or O2. Now, researchers at Caltech claim to have created a reactor that can turn carbon dioxide into molecular oxyge

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• https://phys.org

UFOs over Cairns. Lights over Leiden. Glints above Seattle. What's going on? The launch of 60 Starlink satellites by Elon Musk's SpaceX has grabbed the attention of people around the globe. The satellites are part of a fleet that is intended to prov

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• News Link

It's been one day since SpaceX launched its first 60 Starlink internet satellites into orbit, and a skywatching sleuth has already spotted them soaring across the night sky. Netherlands-based satellite tracker Marco Langbroek stunned space fans tonig

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• https://everydayastronaut.com/raptor-engine/

An overview of a few common types of rocket engine cycles then compare the Raptor to a few other common rocket engines, like SpaceX's current work horse, the Merlin, The Space Shuttle's RS-25, the RD-180, Blue Origin's BE-4 and the F-1 engine.

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• https://qz.com

The US Air Force has, traditionally, done a terrible job of buying new rockets. Now, as lawmakers consider a total reorganization of the US military's space operations, the Pentagon's latest attempt to purchase new launch vehicles has become a

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• https://www.zerohedge.com, By Tyler Durden

Breaking a nearly two week's long silence about what it called an "anomaly" - a massive explosion by any other name - SpaceX has finally confirmed the "explosion and destruction" of an astronaut capsule during testing on April 20.

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• https://www.dailymail.co.uk By Yuan Ren

The mosaic image includes 265,000 galaxies captured by Hubble It includes ancient galaxies formed only 500 million years after the Big Bang Looking deeper into space means looking earlier into the universe's history The farthest galaxies are 1 i

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