Sky This Week is brought to you in part by Celestron. Friday, February 6The bright star Sirius dominates the southern sky ...
Add Yahoo as a preferred source to see more of our stories on Google. On Dec. 28, 2000, NASA’s Galileo spacecraft discovered auroras on Ganymede, Jupiter’s largest moon. Galileo launched in 1989 on a ...
Jupiter’s moon Ganymede could be a vast dark matter detector, and upcoming space missions might be able to spot distinctive dark matter craters on its ancient surface. Physicists searching for dark ...
When searching for the unknown, classic physics wisdom holds that a bigger detector boosts the chances of discovery. A physicist is taking that advice to heart, advancing a bold plan to use none other ...
A new discovery suggests the possibility of an exomoon with an unprecedentedly large mass, thousands of times larger than any ...
A new theoretical study proposes a radical idea in the search for dark matter—using the surface of Ganymede, Jupiter’s largest moon, as a natural detector for massive dark matter particles. The ...
Astronomers might not know what dark matter is made of, and they might not be able to see it, but they know that it exists.
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