Let's rewind the clock back…oh, I don't know, let's say a hundred years. It was 1917, and Einstein had just developed his general theory of relativity. It was a masterpiece, giving us our modern-day view of the gravitational ...
Astronomy
1 hour ago
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The international LIGO-Virgo-KAGRA Collaboration has completed the fourth observation campaign (called O4) of the international network of gravitational wave detectors. Launched in May 2023, the campaign ends after a period ...
Astronomy
7 hours ago
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All around us are elements forged in stars, from the nickel and copper in coins to the gold and silver in jewelry. Scientists have a good understanding of how these elements form: In many cases, a nucleus heavier than iron ...
Astronomy
10 hours ago
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Our search for exoplanets is focused on Milky Way stars. It's been successful, with more than 6,000 detected so far. Scientists are even beginning to move beyond mere detections, and working on characterizing other characteristics ...
Astronomy
11 hours ago
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All motion is relative. That simple fact makes tracking the motion of distant objects outside our galaxy particularly challenging. For example, there has been a debate among astronomers for decades about the path that one ...
Astronomy
11 hours ago
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NASA ER-2 pilot Kirt Stallings waits inside the transport vehicle moments before boarding the airborne science aircraft at NASA's Armstrong Flight Research Center in Edwards, California, on Thursday, Aug. 21, 2025. Outside ...
Space Exploration
13 hours ago
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A machine learning framework can distinguish molecules made by biological processes from those formed through non-biological processes and could be used to analyze samples returned by current and future planetary missions. ...
Astrobiology
14 hours ago
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Using the Two-meter Twin Telescope (TTT3), Spanish astronomers have conducted deep optical imaging of an isolated dwarf galaxy known as NGC 6789. Results of the new observations, presented November 10 on the arXiv preprint ...
At this point in history, astronomers and engineers who grew up watching "Deep Impact" and "Armageddon," two movies about the destructive power of asteroid impacts, are likely in relatively high ranking positions at space ...
Planetary Sciences
Nov 17, 2025
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Most people interested in space exploration already know lunar dust is an absolute nightmare to deal with. We've already reported on numerous potential methods for dealing with it, from 3D printing landing pads so we don't ...
Planetary Sciences
Nov 17, 2025
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