Thursday, December 9, 2021

Al Stahler: The shape of the solar system | TheUnion.com

Looking down on the north pole, our solar system – sun and planets – spins counterclockwise. Planets circle the sun, the sun itself spins, counterclockwise.

Four-and-a-half billion years ago, there were no planets circling the sun – there was no sun. All we could claim as home, back then, was a ginormous ball of gas and dust, drifting through the galaxy.

Author: Al StahlerColumnist
Twitter: @TheUnion
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Chinese Rover's Moon Cube and Other Solar System Mysteries - The New York Times

This week, images taken by China's lunar rover, Yutu-2, showed a cube-shaped object on the moon's surface .

Did aliens leave an artifact on the moon? Or is it the latest case of mistaken identity around our solar system? →

Paul Byrne at Washington University in St. Louis said, " That cube thing? It's a boulder. Possibly of interest to those of us who like rocks. But that's all it is."

Date: 2021-12-08T20:50:48.000Z
Twitter: @nytimes
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How SpaceX's massive Starship rocket might unlock the solar system—and beyond | MIT

If all goes to plan, next month SpaceX will launch the largest rocket in human history. Towering nearly 400 feet tall, the rocket – Starship – is designed to take NASA astronauts to the moon. And SpaceX's CEO, Elon Musk, has bigger ambitions: he wants to use it to settle humans on Mars .

Publisher: MIT Technology Review
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The shell surrounding our Solar System might contain trillions of mysterious objects | Science |

Scientists believe a huge bubble surrounds our solar system, called the Oort Cloud. The huge bubble is the farthest region of our solar system and considered a home to "long-period" comets.

Publisher: McDowellNews.com
Twitter: @mcdowellnews
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Scientists detect smallest planet outside our solar system - SCIENCE News

Scientists have spotted one of the smallest planets ever discovered outside our solar system, a scorching-hot world a bit larger than Mars and just about as dense as pure iron zooming around its home star every eight hours.

The researchers said on Thursday they managed to detect the planet, located a relatively close 31 light years from Earth, and discern some of its important traits, illustrating the improvements in recent years in the ability to characterize smaller-sized planets beyond our solar system.

Publisher: India Today
Date: 2021-12-06T13:28:47 05:30
Twitter: @indiatoday
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SEC investigating Tesla over alleged solar system fire negligence – pv magazine USA

MC4 connectors that are not properly crimped to the wire and then the fitted pair not seated into each other correctly can overheat in any installation. Copper wire to steal crimps on high wattage home runs can also overheat and use of pure copper crimp connectors should also be used.

Publisher: pv magazine USA
Date: 2021-12-06T17:47:25 00:00
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Astronomers spot massive solar eruption 10 times more powerful than seen on our sun - CNET

An artist's impression of a superflare at the star AD Leonis. The telescope that captured this flare also helped to analyze EK Draconis in the new study.

The star resembles a younger version of our own sun and could provide a window into our own solar system's past.

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Publisher: CNET
Author: Jackson Ryan
Twitter: @CNET
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Watching the Skies: New comet streaks through solar system | WOODTV.com

GRAND RAPIDS, Mich. (WOOD) — A new comet will be visible this December and you’ll want to try to spot it before it disappears forever.

Comet Leonard was discovered earlier this year, but it will be brightest in December. Experts warn it will not be nearly as spectacular as Comet NEOWISE was last year.

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Publisher: WOODTV.com
Date: 2021-12-06T20:31:36 00:00
Author: Emily Schuitema
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The Solar System: Planets, Moons, Asteroids, and More

With telescopes, we can observe that there are eight planets, including the Earth, that orbit the Sun. There are four inner planets; these are called terrestrial planets. They are small, rocky worlds.

These four terrestrial planets are small worlds compared to the next four planets, which are giant gas planets composed primarily of hydrogen and helium.

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Publisher: The Great Courses Daily
Date: 2021-12-06T13:00:00 00:00
Twitter: @TheGreatCourses
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Scientists reveal conditions in early solar system - ScienceDaily - ToysMatrix

Ever since scientists started looking at meteorites with microscopes, they’ve been puzzled — and fascinated — by what’s inside. Most meteorites are made of tiny beads of glass that date back to the earliest days of the solar system, before the planets were even formed.

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Publisher: ToysMatrix
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