For a brief moment, the sky over Bismarck turned into a series of snow-covered hills. A rare form of clouds blossomed over the city Friday afternoon, creating the illusion of rolling hills covered in ...

The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus ...

Residents in Larne woke up to the strange formations on Friday As the ... lenticularis meaning "lens-shaped", lenticular clouds are some of the rarest clouds and are often mistaken for UFOs.

Webb Telescope captures stunning new images of HH 30, revealing a dynamic protoplanetary disc where planets form.

UFO-shaped cloud displays have appeared over the sky in a rare sight for parts of the UK ... have previously been explained by these cloud formations. The symmetrical, smooth oval or round ...

Rare clouds could be seen from parts of the Highlands on Saturday afternoon. Called Kelvin Helmholtz, they resemble rolling ocean waves and similar patterns have been seen by astronomers on ...

The phenomenon of twilight clouds was first observed on Mars in 1997 during NASA’s Pathfinder mission. However, it wasn’t ...

People along the Antrim coast woke up to unusual cloud formations on Friday ... "lens-shaped", lenticular clouds are some of the rarest clouds and are often mistaken for UFOs.

who was also known as Lord Kelvin - studied the physics behind cloud formations. The Met Office said: "Kelvin Helmholtz clouds, or fluctus clouds, are quite rare. "These clouds are more likely to be ...