Tuesday, November 16, 2021

McDonnell Center lecture on sampling the solar system - The Source - Washington University in St.

Kevin D. McKeegan, a scientist whose analyses of meteorites and other extraterrestrial materials from space has improved understanding of the processes and chronology of the early solar system, will deliver the Robert M. Walker Distinguished Lecture, sponsored by Washington University in St.

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Publisher: The Source
Date: 2021-11-16T16:00:00 00:00
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The Solar System is at war in trailer for final season of The Expanse | Ars Technica

In the S4 finale, Belter leader Marco Inaros (Keon Alexander) launched cloaked asteroids toward Earth, cleverly targeting blind spots in the planet's defenses.

Eventually, all those storylines started to reconverge. In the S5 finale, the Rocinante escaped destruction by Free Navy ships, thanks to the intervention of Drummer. Inaros wasn't pleased by Drummer's betrayal, executing one of her associates in retaliation.

Publisher: Ars Technica
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Twitter: @arstechnica
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A ninth planet in our Solar System may have just been discovered

Data gathered in 1983 shows signs of what a British astronomer believes to be possible evidence of a ninth planet in our solar system.

Michael Rowan-Robinson, a leading astronomer and Emeritus professor of astrophysics at Imperial College London, found that data gathered by an early space telescope showed a possible candidate for the ninth planet theory.

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Publisher: BGR
Date: 2021-11-16T21:48:28 00:00
Author: Joshua Hawkins
Twitter: @bgr
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Interstellar visitor 'Oumuamua wasn't a nitrogen iceberg, Harvard astrophysicists say | Space

The first-known interstellar object in our solar system, known as 'Oumuamua, continues to defy scientific explanation. Now, one of the latest explanations for what the cigar-shaped interloper is made of — a "nitrogen iceberg" — has also been shot down. 

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Publisher: Space.com
Date: 2021-11-15T22:14:04Z
Author: Kimberly Hickok
Twitter: @SPACEdotcom
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Jeff Bezos: "The Solar System Can Support A Trillion People," Earth Will Be Preserved Like

"Star Trek" star William Shatner reflects on a brief trip to the upper atmosphere aboard the Jeff Bezos "Blue Origin" rocket ship. "What you have given me is the most profound experience," Shatner told Bezos. "I hope I never recover from this. I hope that I can maintain what I feel now. I...

Twitter: @rcpvideo
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Paleomagnetism of Chondrules Suggests a Gap in the Protoplanetary Disk | Planetary News

Chondrules are droplets of rapidly crystallized melts that formed in the protoplanetary disk within the first four million years of solar system history and are commonly found in primitive meteorites.

Recent cosmochemical studies have revealed that meteorites and other solar system materials show a large-scale dichotomy in nucleosynthetic isotope compositions. This indicates the presence of two distinct reservoirs, referred to as carbonaceous and non-carbonaceous, in the earliest solar system.

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Sending a Tiny Telescope Past Saturn Could Solve Some of the Biggest Mysteries of the Universe

A telescope in the outer solar system would be able to do unique science that is impossible closer to the Sun. (Representative image showing the Cassini spacecraft near Saturn.

Dozens of space-based telescopes operate near Earth and provide incredible images of the universe. But imagine a telescope far away in the outer solar system, 10 or even 100 times farther from the Sun than Earth.

Publisher: SciTechDaily
Date: 2021-11-15T10:14:21-08:00
Author: Mike O
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Edison’s new rate plans create financial pinch for rooftop solar panel owners –

Solar panels glistening on the rooftop meant sustainability, independence, respect for the planet — and vastly lower electric bills.

During the day, when renewable energy is at its peak from Edison’s own solar farms, rooftop owners stand to earn less for the energy they pump into the grid for their neighbors to use.

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Publisher: Orange County Register
Date: 2021-11-16T23:52:04 00:00
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Look up! The Leonid meteor shower peaks this week - KAKE

(CNN) -- Get your binoculars ready because meteors will paint the sky with their fleeting light Wednesday morning.

This meteor shower is known for having a storm every 33 years, with the last storm happening in 2002,  NASA said .

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