These noctilucent clouds, reflecting light from the sun after sunset, have been visible in Martian skies for the past four fall seasons. Credit: NASA / JPL-Caltech / MSSS A rover got a new view of ...
In a groundbreaking study published in The Astrophysical Journal, astronomers have discovered high-velocity gas clouds near the M83 spiral galaxy, moving at velocities that differ sharply from the ...
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Giant 'metal cloud' spotted in nearby star system could be hiding a second alien sun
Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine ...
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