We've been searching for life on Mars for a long time, but so far we've come up empty. The fundamental problem is a Catch-22 involving two of the key ingredients for life. Life as we know it needs liquid water and reasonable ...
Astrobiology
11 hours ago
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An international team led by researchers from the University of São Paulo (USP) in Brazil has developed an innovative method to identify stars that have consumed the planets around them. The technique detects variations in ...
Astronomy
12 hours ago
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Using NASA's Chandra X-ray Observatory, scientists have discovered a new class of objects behaving unlike any they have seen before. Astronomers suggest these newly spotted objects in other galaxies may help solve not one, ...
Astronomy
12 hours ago
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7
Love it or hate it, artificial intelligence is likely here to stay. Its ravenous need for computational power has overwhelmed chip manufacturers and power companies alike. While our current AI obsession is likely a bubble ...
Astronomy
12 hours ago
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Key figures from Europe's space industry and other international players have converged on Paris to discuss how to advance the continent's ambitions in a global market dominated by the United States.
Space Exploration
14 hours ago
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The two NASA astronauts who led the Artemis II moonshot earlier this year are stepping away from spaceflight.
Space Exploration
14 hours ago
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18
Toward the end of their lives, low-mass stars undergo an abrupt dip in brightness, also known as the luminosity bump. While the endpoint of this bump is well understood, its onset has remained elusive. Now, in a paper published ...
Astronomy
15 hours ago
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New observations of the composition of distant galaxies offer insights into the earliest phases of the universe and confirm decades of scientific understanding of the elements and particles produced by the Big Bang, according ...
Astronomy
15 hours ago
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99
Until just over a decade ago, ring systems were thought to be exclusive to the giant planets of the solar system, such as Jupiter, Saturn, Uranus and Neptune. However, in 2013, a small body barely 250 kilometers (155 miles) ...
Planetary Sciences
16 hours ago
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99
A few hundred million years after the Big Bang, the first stars ignited—literally the "let there be light" moment for the universe. Now known to astronomers as Population III, or Pop III, stars, these giants were very different ...
Astronomy
19 hours ago
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