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Lenticular clouds have been known to put on some dazzling displays around here, and Tuesday night was no different. Marcy LaGagnier snapped these photos of a lenticular cloud display over the Cascades ...

In a major first, scientists have detected water vapor and possibly even liquid water clouds that rain in the atmosphere of a strange exoplanet that lies in the habitable zone of its host star about ...

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 ...

The weather on the gas giant Ditsö̀ is literally alien. Clouds of solid quartz appear and disappear thanks to silicon and oxygen atoms continually evaporating from and then condensing in its ...

If you saw this over your head, what would you think? Aliens have come to kick our asses? God has come to kick our asses? Apparently, the bizarre cloud formation seen in Moscow recently is just a ...

Lenticular clouds are lens-shaped clouds that tend to form over mountains or any other obstacle that forces air upward in a stable air mass.