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February 23, 2023
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Space.com

Newly discovered type of salt could explain the mystery of Europa’s ice cracks

A color view of the Jovian moon Europa captured by NASA’s Galileo spacecraft in the late. The chemical composition of material that makes up the red streak on the surface of Jupiter’s moon Europa …

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Phys.Org

The quantum twisting microscope: A new lens on quantum materials

One of the striking aspects of the quantum world is that a particle, say, an electron, is also a wave, meaning that it exists in many places at the same time. In a new study, reported today in Nature, researchers from the Weizmann Institute of Science …

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Spaceflight Now

SpaceX postpones Starlink launch as NASA crew mission takes priority

The Starlink 6-1 mission was slated to take off Thursday afternoon from pad 40 at Cape Canaveral Space Force Station, using a Falcon 9 rocket to inject another group of SpaceX internet satellites into a low Earth orbit inclined 43 degrees to the equator.

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Scientific American

JWST Discovers Enormous Distant Galaxies That Should Not Exist

Galaxies nearly as massive as the Milky Way and full of mature red stars seem to be dispersed in deep field images obtained by the James Webb Space Telescope (Webb or JWST) during its early observation campaign, and they are giving astronomers a headache.

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Astronomy Magazine

Planetary radar reveals detailed view of extra-elongated asteroid

These six observations of asteroid 2011 AG5 were captured by planetary radar the day after the oddly shaped space rock made its closest approach to Earth. With dimensions similar to the Empire State Building, the asteroid is one of the most elongated …

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EarthSky

Stranded ISS crew to get a new spacecraft

The space travelers – Russian cosmonauts Sergey Prokopyev and Dmitri Petelin, and U.S. astronaut Frank Rubio – are aboard ISS without a designated ship to get home. That’s because the ship that carried them to ISS sprang a …

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Space.com

The Milky Way’s monster black hole is destroying a mysterious dust cloud

The supermassive black hole at the center of our Milky Way galaxy is tearing apart a strange dust cloud, and astronomers are observing the spectacle as it happens. The dust cloud, called X7 and …

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The New York Times

What’s Inside the Earth’s Core?

The inner core of the Earth appears to hold an innermost secret. Geology textbooks almost inevitably include a cutaway diagram of the Earth showing four neatly delineated layers: a thin outer shell of rock that we live on known as the crust; the mantle …

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CNET

Scientists Sleuth Out Meteorite Crater at a French Winery

The Domaine du Meteore winery in southern France got its name from a dramatic depression in the ground where it grows grape vines. Turns out the name is more than a marketing ploy. Geologist and cosmochemist Frank Brenker from Goethe University …

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Science News

Electrons’ magnetism confirms particle physics’ most precise prediction

A red and blue magnet bar on a background of metal shavings with the nearby shavings. Electrons each behave like a tiny version of a bar magnet (shown), with their own magnetic field. A new measurement characterizes the electron’s magnetism more precisely …

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