Wednesday, April 27, 2022

How Pluto walks a tightrope between a stable and chaotic orbit

Created for ceo.studentlike.spuniv@blogger.com |  Web Version
April 26, 2022
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The Launchpad
How Pluto walks a tightrope between a stable and chaotic orbit
(Heritage Images/Getty Images)
Pluto is lucky to exist in the orbit that it does, according to new computer simulations that show how the dwarf planet skirts near a chaotic orbit that could potentially destroy the beloved world.
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SpaceX will launch the Crew-4 astronaut mission for NASA early Wednesday morning (April 27), and you can watch the action live. Liftoff is scheduled for 3:52 a.m. EDT (0752 GMT).
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Spaceflight
Meet the astronauts of SpaceX's Crew-4 mission for NASA
(Orlando Sentinel/Getty Images)
Three NASA astronauts and one from the European Space Agency (ESA) will soon head to the International Space Station (ISS) on the Crew-4 mission, which SpaceX is conducting for NASA. Here's who they are.
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The four astronauts plan to perform more than 200 experiments during their month missions-long, as is typical of such missions, NASA said in a statement describing the research.
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U.S. Vice President Kamala Harris called NASA astronaut Mark Vande Hei earlier this month to congratulate him on his record-breaking space mission. Here's what she said.
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Science & Astronomy
Large Hadron Collider sets new world record for proton acceleration
(Valentin Flauraud/Getty Images)
This particle accelerator is both the largest and most powerful in the world. And, in a test run conducted shortly after being switched back on, the LHC accelerated beams of protons to a higher energy than ever before.
Full Story: Space (4/25) 
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NASA's marsquake-hunting lander has detected its two largest seismic events to date - and on the far side of the planet, no less.
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The solar cycle describes an approximately 11-year cycle of solar activity driven by the sun's magnetic field and indicated by the frequency and intensity of sunspots visible on the surface.
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SpaceX
See a SpaceX recovery ship head out to retrieve Ax-1 Dragon capsule (aerial photos)
(Josh Dinner/Space.com)
Just before dusk on Saturday evening (April 23), south of NASA's Kennedy Space Center, SpaceX's Dragon capsule recovery boat, named Megan, left port.
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SpaceX is among companies that might replace services of NASA's aging space telecoms constellation that has kept the International Space Station connected to Earth for decades.
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"We waited until technology caught up with our high standards for guest experience, but it will be worth the wait," Peter Ingram, the airline's president and CEO, said in a statement. "Our guests can look forward to fast, seamless and free Wi-Fi to complement our award-winning onboard Hawaiian hospitality."
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Star Trek
'Star Trek: Picard' Season 2 episode 8 review
(Paramount Plus)
Star Trek: Picard's season 2, episode 8, entitled "Mercy," marks a welcome return to ... all except for that ending.
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Telescopes & Binoculars
Limited time Celestron skywatching deals on Amazon
(Celestron)
If you're looking for a new telescope or a new pair of binoculars, these skywatching savings could be for you.
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Here's the best Orion telescopes and binocular deals, all in one place to suit everyone and every budget.
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Scientist Pankaj

Today in Science: Humans think unbelievably slowly

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