Daily News update on – Science


February 8, 2023
NEWS

Space.com

Massive comet hurtling past the sun is chasing its tail

The 3.7-mile-wide (6-kilometer) comet known as 96P Machholz has long been an object of fascination for astronomers, particularly because a 2008 chemical analysis revealed it had an unusual composition for such short-period comets with low proportions of …

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Space.com

James Webb Space Telescope pushed past its limits to observe DART asteroid crash

The experiment was the first of its kind, designed to prove that humans could alter the trajectory of an asteroid if one was to threaten our planet in the future. The impact and its aftermath were observed by countless telescopes from Earth as well as in …

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Space.com

The Alpha-Centaurids meteor shower peaks tonight for Southern Hemisphere skywatchers

The annual meteor shower the Alpha-Centaurids will peak on Wednesday (Feb. 8). Skywatchers will see the meteors from the Centaurids at any time its apparent point of origin in the constellation of Centaurus, or radiant point, is above the horizon.

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Space.com

A dwarf planet beyond Neptune has a mysterious ring that astronomers can’t explain

A mini-planet orbiting in the frigid outer reaches of the solar system has a Saturn-like ring of dust and debris that defies the rules of physics, a new study has revealed.

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Space.com

ESA successfully unfurls sail to drag spacecraft out of orbit

The European Space Agency (ESA) has successfully unfurled a sail aboard a used cubesat to help drag the spacecraft down into Earth’s atmosphere and out of orbit. The Drag Augmentation Deorbiting System (ADEO) was deployed from an orbiting Ion satellite …

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The Washington Post

These researchers want to launch dust from the moon to help cool the Earth

Imagine a world where global warming on Earth has meaningfully diminished. Fossil fuels are on the back burner. Affordable renewable energy sources run most of our activities. Oh, and there’s a cannon on the moon shooting lunar dust into space to help …

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CNN

This dwarf planet has a ring instead of a moon, and scientists don’t know why

An artist’s rendition of Quaoar, the largest object found orbiting the sun since Pluto was discovered in 1930. Quaoar orbits in a region of space called the Kuiper Belt. G. Bacon/NASA …

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Space.com

See the green comet near Mars in the night sky this week

Comet C/2022 E3 (ZTF) will be positioned close to Mars in the Taurus constellation, making it easier to locate as it dims as it speeds away from Earth. The comet will appear beside the Red Planet from Feb. 9 through Feb. 14, after which it will begin …

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The New York Times

The Biggest Penguin That Ever Existed Was a ‘Monster Bird’

Fossils found in New Zealand highlight an era after the dinosaurs when giant flightless birds prowled the seas for prey. … An illustration shows a giant penguin emerging from the surf onto a sandy beach. It.

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EarthSky

Is a space junk disaster inevitable? Another close call

Two pieces of leftover Soviet-era space junk passed within feet of each other last month, narrowly avoiding a collision that would have filled their region of near space with thousands of tiny bits of space debris. LeoLabs is a private company that …

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