Friday, February 11, 2022

Earth has a new companion asteroid that will share our orbit for 4,000 years - BBC Science Focus

Scientists have confirmed that the newly-discovered asteroid, called 2020 XL 5 , is the second Trojan asteroid known for Earth. And, at around 1.2km, it's around three times larger than the only other known Earth Trojan, 2010 TK 7 .

Other planets also have Trojan asteroids, and so far, astronomers have found them for Venus (1), Mars (9), Jupiter (7,000+), Uranus (two), and Neptune (28). The first Earth Trojan, 2010 TK 7 , was discovered relatively recently in 2011.

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Publisher: BBC Science Focus Magazine
Twitter: @sciencefocus
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Asteroid Ryugu samples, now on Earth, reveal inner workings of the space rock | Space

Pieces of rock from the asteroid Ryugu splashed down on Earth in 2020. Now, scientists studying the samples are revealing the asteroid's true nature. 

Ryugu is a near-Earth asteroid that Japan visited with its Hayabusa2 spacecraft. The craft launched in 2014, arrived at the space rock in 2018 and in December 2020 dropped off a capsule carrying 0.2 ounces (5.4 grams) of asteroid material to Earth.

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Publisher: Space.com
Date: 2022-02-10T19:01:13Z
Author: Chelsea Gohd
Twitter: @SPACEdotcom
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Can humans stop an asteroid apocalypse on Earth? NASA, SpaceX to the rescue?

Several asteroids have reportedly passed close to earth in the past few months. Considering the long Earth history that is replete with tales of such asteroid crashes, there is always a fear that this may happen again. An asteroid crash wiped out dinosaurs, the same can happen to humans too.

In a recent study, scientists at the University of California found how mankind may avoid extinction at the hands of an asteroid. The researchers have conducted their study on hypothetical protagonists just six month's notice before an impact by a 10km comet like the Netflix flick 'Don't Look Up.

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Publisher: HT Tech
Date: 2022-02-11T10:46:49 05:30
Twitter: @HTTech
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Los Alamos National Laboratory working on asteroid defense

LOS ALAMOS, N.M.  (KRQE) – Scientists at Los Alamos National Laboratory are studying asteroids in the hopes of being better prepared to defend the earth against them.

Planetary scientist Wendy Caldwell says there is no cause for alarm, no asteroids are coming for us right now. But she and her team are trying to learn more about what the massive space rocks are made of and how they behave with the help of a supercomputer.

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Publisher: KRQE NEWS 13 - Breaking News, Albuquerque News, New Mexico News, Weather, and Videos
Date: 2022-02-11T05:08:18 00:00
Author: Anna Padilla
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Asteroid RE1 officially named after the late SOPHIE following fan-made petition : Dancing Astronaut

Now we have definitive, empirical proof that the late electronic producer and multi-hyphenate talent SOPHIE is officially orbiting in outer space.

The exoplanet was originally discovered in 1980 by Antonín Mrkos at the Kleť Observatory in the Czech Republic, with an outer surface that reflects the pastel colors used in musical mastermind’s 2018 LP, Oil of Every Pearl's Un-Insides .

Publisher: Dancing Astronaut
Date: 2022-02-09T20:50:34 00:00
Twitter: @dancingastro
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NASA says Starlink Gen2 may cause problems for Hubble and asteroid detection | Ars Technica

NASA outlined its concerns in a letter to the Federal Communications Commission on Monday.

NASA didn't urge the FCC to reject SpaceX's application , but it said it wants deployment to be "conducted prudently, in a manner that supports spaceflight safety and the long-term sustainability of the space environment.

Publisher: Ars Technica
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Twitter: @arstechnica
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KRQE Newsfeed: Ankle monitors, Awaiting trial, Warm and windy, Water concerns, Asteroid study |

[1] Pretrial detention bill gets new focus on ankle monitors – The “tough on crime” legislative session is coming to an end but not without some changes to one bill that is still stirring up debate.

[3] Warmest day of the year on the way – Lows are in the lower 40s for the Albuquerque metro area. Other spots with snow are seeing temperatures in the teens, like Taos. But we’ll rapidly warm up due to some stronger wind gusts. Peak gusts will top out in the 30-35 mph range.

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Publisher: KRQE NEWS 13 - Breaking News, Albuquerque News, New Mexico News, Weather, and Videos
Date: 2022-02-11T13:39:11 00:00
Author: Allison Giron
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Citizen Science Highlights in 2021 | SETI Institute

The SETI Institute is Unistellar's scientific partner, helping citizen scientists make meaningful contributions to astronomy.

Unistellar's global network of citizen scientists made hundreds of astronomical observations in 2021, including asteroid occultations, exoplanet transits and asteroid observations.

Publisher: SETI Institute
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How to save Earth from a doomsday "Don't Look Up" impact - Big Think

As our planet orbits around the Sun, relics from our Solar System’s ancient past constantly exert tiny, almost imperceptible gravitational forces.

65 million years ago, some ~70% of all species on our planet went extinct when a large asteroid about 5 kilometers wide slammed into what is now known as the Gulf of Mexico, creating Chicxulub crater and wiping out every non-avian dinosaur on the planet.

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Publisher: Big Think
Date: 2022-02-10T20:36:41 00:00
Twitter: @bigthink
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