Sentences with phrase «warm dust clouds»

Not exact matches

«The icy small bodies warm up as they approach the Sun, and the ice sublimes to form a coma [a dense cloud of gas and dust particles around a nucleus] and often a tail, making the comets observable,» she explained.

That explains why radio astronomers have found more complex molecules in the warmer, more active star - birthing regions of dust clouds than in the colder, darker areas.

The climate models had a more difficult time showing early Mars as warm and wet, however, even with the thicker atmosphere, clouds, and dust taken into account.

Dust clouds masking the Sun would have plunged the Earth into dark cold, followed by intense warming as clouds of greenhouse gases accumulated.

Instead, HD 61005 may be embedded in a more typical warm, low - density cloud that introduces secular perturbations to dust grain orbits.

The latter warm dust distribution implies that there are significant star - formation activities in the entire bar filled with molecular clouds.

Secondly what is the effect on your theory that cloud margins of dust and water vapour are large and allow sunlight through meaning they are likely to be warming influence?

The researchers calculate that the largest near - Earth asteroid, 1036 Ganymed, could maintain a dust cloud large enough to block out 6.58 percent of the solar radiation that would normally reach Earth, more than enough to combat any current global warming trends.

Cloud formation is affected by several factors, including concentration of aerosols and dust, and are relatively scarce over areas of maximum warming, namely the poles and the deserts.

To combat global warming, scientists in Scotland now suggest an out - of - this - world solution — a giant dust cloud in space, blasted off an asteroid, which would act like a sunshade for Earth.