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 ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf ...

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 ...

When I first saw this photo sent to click2pins.com by Spangler417 from Rosenberg, I had to do a double-take. Not because it looks like a flying saucer (though it totally does), but because spotting a ...