Daily News update on – Science


July 11, 2023
NEWS

Space.com

Exotic ‘stripped stars’ may be missing link on path to powerful kilonova explosions

The outer hydrogen layers of the stars have been ripped away by a companion star, leaving them as an exposed helium star. Comments (0). Illustration of two stars colliding in deep space. An illustration of a stripped helium mass star, the missing link …

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Spaceflight Now

Ariane 5 retirement leaves Europe facing an ‘acute launch crisis’

Europe is facing months without its own independent access to space for large satellites following the retirement of its heavy-lift Ariane 5 rocket this week after notching up its 117th and final mission over 27 years of operations.

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Space.com

The moon and Jupiter shine near Uranus tonight. Here’s how to see them.

Wednesday morning is a busy one for the moon, which is scheduled to meet up with the giant planets Jupiter and Uranus. In the early morning hours of July 12, the 23-day-old waning crescent moon will make a close approach to the largest world in our …

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Space.com

Metal clouds turn scorching hot exoplanet into the universe’s largest mirror

Astronomers have discovered the most reflective planet outside the solar system ever seen. The ultra-hot extrasolar planet, or exoplanet, acts like a cosmic mirror because it is covered by reflective clouds of metal. The planet, designated LTT9779 b, …

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Space.com

Good news for the alien life hunt: Buried oceans may be common on icy exoplanets

‘This significantly increases the chances of finding environments where life could, in theory, develop.’ Comments (0). jupiter’s icy moon europa, a dirty-white object with criss-crossing dark lines. Many exoplanets may have oceans beneath their icy …

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The New York Times

Scientists Have Found a Hot Spot on the Moon’s Far Side

The rocks beneath an ancient volcano on the moon’s far side remain surprisingly warm, scientists have revealed using data from orbiting Chinese spacecraft. They point to a large slab of granite that solidified from magma in the geological plumbing …

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Space.com

NASA is celebrating 1 year of James Webb Space Telescope science on July 12. Here’s how to participate

The Science Live episode will feature two JWST experts, who will discuss the impact the space telescope has made in its first year studying the distant universe, characterizing exoplanet atmospheres and understanding the planets in our own solar system, …

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Scientific American

Scientists Inch Toward Better Volcanic Eruption Forecasting

Volcanologists have certainly made some progress on this front. Look no further than Popocatepetl, or El Popo. Lying on the outskirts of Mexico City, it is one of the largest active volcanoes in the world and one of the most heavily monitored volcanoes.

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Scientific American

Earliest Merging Galaxies Discovered in New JWST Photos

Nevertheless, once JWST was operational, Coe, an astronomer at the Space Telescope Science Institute in Baltimore, Md., knew he had to take another look and tasked Hsiao with analyzing the new observatory’s data.

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Reuters

Canadian lake sediments reveal start of Earth’s Anthropocene age, scientists say

July 11 (Reuters) – Sediment deposited at Crawford Lake, a small but deep body of water in Canada’s Ontario province, provides unmistakable evidence that Earth entered a new human-driven geological chapter – the Anthropocene epoch – some seven decades …

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