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Given the harmful effects of light pollution, a pair of astronomers has coined a new term to help focus efforts to combat it. Their term, as reported in a brief paper in the preprint database arXiv and a letter to the journal Science, is “noctalgia.” In general, it means “sky grief,” and it captures the collective pain...
The final resting place of Russia’s failed Luna-25 lunar lander has apparently been found....
Quantum ‘yin-yang’ shows two photons being entangled in real-time::The stunning experiment, which reconstructs the properties of entangled photons from a 2D interference pattern, could be used to design faster quantum computers.
Alien life may not be carbon-based, new study suggests::Self-sustaining chemical reactions that could support biology radically different from life as we know it might exist on many different planets, a new study finds.
SpaceX’s Private Control Of Satellite Internet Concerns Military Leaders::Military leaders around the world have expressed concerns over the dominance of SpaceX founder Elon Musk when it comes to satellite-based internet services.
Moon mining gains momentum as private companies plan for a lunar economy::A number of entrepreneurial groups have shared their strategies to turn the moon into a hustle and bustle world of marketable services.
US Space Force creates 1st unit dedicated to targeting adversary satellites::The United States Space Force has activated its first and only unit dedicated to targeting other nations’ satellites and the ground stations that support them.
NASA’s interstellar Voyager probes get software updates beamed from 12 billion miles away::A few updates to the two Voyager spacecraft should extend the space explorers’ lives so they can continue adventuring in the cosmos.
James Webb Space Telescope reveals the colorful Ring Nebula in exquisite detail::The James Webb Space Telescope has imaged the Ring Nebula in vibrant green and purple, presenting one of the most well-known objects in astronomy like never before.
Mathematicians find 12,000 new solutions to ‘unsolvable’ 3-body problem::Calculating the way three things orbit each other is notoriously tricky, but a new study may reveal 12,000 new solutions.
‘Unintended’ radiation from Starlink satellites may disturb radio astronomy observations::Hum from onboard electronics that power SpaceX’s internet-beaming Starlink satellites may disturb radio astronomy observations, a new study has found.
US military gives Lockheed Martin $33.7 million to develop nuclear spacecraft::The U.S. Air Force Research Laboratory just awarded $33.7 million to Lockheed Martin to advance the development of space nuclear propulsion and power tech.
Perseverance Mars rover spies big sunspot rotating toward Earth (photos)::NASA’s Perseverance Mars rover has captured photos of a big sunspot, which should rotate into view for those of us on Earth in the coming days.
may
Fresh off its success at the moon, India is now headed for the sun....
cross-posted from: lemmy.zip/post/1562369...
An interesting, deliberately thought provoking 🤔 question for a lazy long weekend Sunday morning…...
“But they’re only useful if they’re stable” ai not all bad
