Wednesday, June 1, 2022

Physicists rewrite foundational rule for nuclear fusion reactors

Created for znamenski.spacecom@blogger.com |  Web Version
June 1, 2022
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The Launchpad
NASA's Mars MAVEN spacecraft spent 3 months on the brink of disaster
(NASA)
A daunting, three-hour presentation to NASA leadership about the MAVEN Mars orbiter's future was supposed to be the biggest challenge for the mission team early this year. But just as the presentation was going smoothly on Earth, the spacecraft itself was in serious trouble millions of miles away.

"We did get close to losing the spacecraft," one scientist tells Space.com.
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Physicists rewrite foundational rule for nuclear fusion reactors
(Vcg/Getty Images)
Fusion reactors could generate twice the power physicists originally envisioned thanks to a reworking of Greenwald's Law, scientists say.

That means future fusion reactions inside tokamaks could produce much more energy than previously thought.
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These 2 companies will build NASA's new spacesuits for the moon, ISS
(NASA)
NASA has picked Axiom Space and Collins Aerospace to build the new spacesuits the agency needs for Artemis moon missions and aboard the International Space Station.

The space agency plans to pay up to $3.5 billion total through 2034 for the new spacesuit contracts.
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Spaceflight
Blue Origin targets June 4 for next space tourist mission
(Mario Tama/Getty Images)
Blue Origin aims to conduct its fifth space tourist flight this weekend.

NS-21, the next mission of Blue Origin's New Shepard suborbital vehicle, is now targeted for Saturday (June 4), company representatives announced May 31. It's been delayed since May.
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China rolls out rocket for crewed Shenzhou 14 mission
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China is gearing up to send the third crew to its new Tiangong space station, with launch set for late Saturday (June 4) U.S. Eastern time.

The Shenzhou 14 spacecraft, sitting atop a Long March 2F rocket, was rolled out to its pad at Jiuquan Satellite Launch Center on Sunday (May 29), according to China's human spaceflight agency.
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Science & Astronomy
James Webb Space Telescope will release its 1st science images July 12
(Pixabay)
Following half a year of commissioning in space, NASA will release the first operational images taken by the $10 billion James Webb Space Telescope on July 12, the agency announced today.

While Webb officials are still keeping those first imaging targets secret, the agency emphasized that it took five years of work among the several participating space agencies to decide what those first images will show.
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A mysterious intergalactic force is pushing against the Milky Way
(Mark Garlick/Science Photo Library)
It sounds like the premise of a bad sci-fi movie: There's some mysterious entity, beyond the boundaries of our galaxy, that is pushing against us with incredible force. We don't know exactly what it is, and we don't know how long it's been there. But we do know its name: the dipole repeller.

The name may be a bit dorky, but it's a very real thing. It's also nothing to worry about - just a normal consequence of the usual process of structure formation that's been happening in the universe for 13.8 billion years.
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Entertainment
The best sci-fi movies and TV shows to stream on Disney Plus in June
(Lucasfilm)
There's a lot of out-of-this-world sci-fi content on Disney Plus, and our handy round-up picks out the best of it. All the best sci-fi movies and TV shows to stream on Disney Plus are in the guide below so if you want to find what to watch next, all you have to do is read on.
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Telescopes & Binoculars
Telescope deals: Top picks from Celestron, Sky-Watcher and more
(VW Pics/Getty Images)
We've scoped out the best telescope deals on the market right now and put them below in this handy guide, so you can check out all the top discounts. Regardless of whether you're trying your hand at astronomy for the first time or you're a seasoned stargazer, there's a top telescope deal to suit everyone and every budget.
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