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Archive for the ‘space’ category: Page 135

Oct 13, 2023

Far Beyond Pluto: NASA’s New Horizons To Continue Exploring Outer Solar System

Posted by in category: space

New Horizons’ mission of exploration of the outer solar system will continue, according to a recently announced updated plan from NASA.

Beginning in fiscal year 2025, New Horizons will focus on gathering unique heliophysics data, which can be readily obtained during an extended, low-activity mode of operations.

While the science community is not currently aware of any reachable Kuiper Belt.

Oct 13, 2023

NASA asteroid sample contains life-critical water and carbon

Posted by in categories: policy, space

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Oct 13, 2023

Gaia discovers half a million new stars in Omega Centauri

Posted by in categories: mapping, space

This week saw the release of a treasure trove of data from the European Space Agency’s (ESA) Gaia mission, a space-based observatory that is mapping out the Milky Way in three dimensions. The newly released data includes half a million new stars and details about more than 150,000 asteroids within our solar system.

The overall aim of the Gaia mission is to create a full 3D map of our galaxy that includes not only stars, but also other objects like planets, comets, asteroids, and more. The mission was launched in 2013 and the data it collected is released in batches every few years, with previous releases including data on topics like the positions of over 1.8 billion stars.

The new data release fills in some gaps from previous releases, particularly in areas of the sky that are densely packed with stars — such as the Omega Centauri globular cluster, shown above. The new view of this cluster shows 10 times as many stars as the previous data, with a total of 526,587 new stars identified.

Oct 13, 2023

A New Condenser Can Harvest Drinking Water from the Air 24/7

Posted by in categories: energy, space, sustainability

Global warming has severely impacted the supply of fresh water in many parts of the world. Coastal communities have resorted to salination plants while those in the far interior have no option but to extract water from the air. Most of these techniques are energy-intensive or only work under certain conditions. Now, a new technology developed by researchers at ETH Zurich can help humanity access fresh water 24 hours a day and without spending any energy.

The technology might not look so sophisticated at first, and one might just say that it’s just another regular glass pane. But only the researchers who developed it will tell you that this glass pane is coated with special polymers and silver layers that give the glass properties to reflect solar radiation and also emit heat directly into outer space.

Oct 13, 2023

Astronomers spot violent afterglow of 2 massive planets that collided in a distant star system

Posted by in category: space

Astronomers detected the dusty afterglow of a massive planetary collision in a star system 3,600 light-years away, where two giant icy worlds met their end.

Oct 13, 2023

A New Study Challenges Newton and Einstein’s Theory of Gravity

Posted by in categories: physics, space

A new study reports conclusive evidence for the breakdown of standard gravity in the low acceleration limit from a verifiable analysis of the orbital motions of long-period, widely separated, binary stars, usually referred to as wide binaries in astronomy and astrophysics.

The study carried out by Kyu-Hyun Chae, professor of physics and astronomy at Sejong University in Seoul, used up to 26,500 wide binaries within 650 light years (LY) observed by European Space Agency’s Gaia space telescope. The study was published in the 1 August 2023 issue of the Astrophysical Journal.

For a key improvement over other studies Chae’s study focused on calculating gravitational accelerations experienced by binary stars as a function of their separation or, equivalently the orbital period, by a Monte Carlo deprojection of observed sky-projected motions to the three-dimensional space.

Oct 13, 2023

Elon Musk Unveils X.ai: A Game-Changer For Investors

Posted by in categories: business, Elon Musk, robotics/AI, space

The richest man in the world is building a super-intelligent AI to understand the true nature of the universe. This is what the project means for investors.

Elon Musk held a Twitter Spaces event in early July to reveal X.ai, his newest AI business. X.ai researchers will focus on science, while also building applications for enterprises and consumers.

To participate, investors should continue to buy Arista Networks ANET (ANET).

Oct 13, 2023

Record-Setting Astronaut Frank Rubio Returns to Earth (Official NASA Broadcast)

Posted by in categories: habitats, space

Watch live as NASA astronaut Frank Rubio, the new record holder for the longest single U.S. spaceflight, returns home from the International Space Station. T…

Oct 12, 2023

NASA’s recovered Bennu asteroid samples show evidence of carbon and water, scientists say

Posted by in categories: materials, space

Rocks and soil collected from the asteroid Bennu and brought back to Earth last month by NASA’s OSIRIS-REx probe are rich in carbon and contain water-bearing clay minerals that date back to the birth of the solar system, scientists said Wednesday. The discovery gives critical insight into the formation of our planet and supports theories about how water may have arrived on Earth in the distant past.

The clay minerals “have water locked inside their crystal structure,” said Dante Lauretta, a planetary scientist at the University of Arizona and the principal investigator of the asteroid sample return mission, while revealing initial photographs of the material.

Oct 12, 2023

NASA’s first asteroid-return sample is a goldmine of life-sustaining materials

Posted by in categories: chemistry, space

The powdery material that NASA officials unveiled on Wednesday looked like asphalt or charcoal, but was easily worth more than its weight in diamonds. The fragments were from a world all their own—pieces of the asteroid Bennu, collected and returned to Earth for analysis by the OSIRIS-REx mission. The samples hold chemical clues to the formation of our solar system and the origin of life-supporting water on our planet.

The clay and minerals from the 4.5 billion-year-old rock had been preserved in space’s deep freeze since the dawn of the solar system. Last month, after a seven-year-long space mission, they parachuted to a desert in Utah, where they were whisked away by helicopter.

Continue reading “NASA’s first asteroid-return sample is a goldmine of life-sustaining materials” »

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