And they discovered ammonia orbiting the star, suggesting the presence of a doughnut-shaped disk of gas and dust wrapped around the stellar body.
During the day, the smoke creates a haze over the area like dust cloud wrapping a city.
The dust samples were wrapped in aluminum foil and kept in a polyethylene bag with a zip lock, so that the dust had no contact with the bag.
Remember if you have children then get them into the Christmas spirit - let them sprinkle your garden with reindeer dust, help with wrapping the presents and writing the cards, let them join in with decorating the tree, and maybe even track Santa on NORAD Santa tracker on Christmas eve.
Pat into a roundish shape, dust with a flour, wrap in clingfilm and leave to rest in the fridge for at least half an hour.
There's also dust-covered glaciers that wrap around the planet.
The Christmas presents, crisply wrapped but gathering dust, are neatly piled on the living room floor.
The 119-page edition is printed on coated paper, bound with a linen fabric hard cover, and then wrapped with a dust jacket.
Special fluids are pumped into the engine to lubricate internal parts, windows and open gauges on the fuselage are covered to protect them from dust, and the wheels are wrapped in plastic to prevent damage.
So, one night, did the roar of wind up the valley as a sandstorm hit our small camp, blowing dust into everything while we wrapped our sleeping bags around our heads and waited for the storm to die back before excavating our belongings at daybreak.
As well as forcing themselves to visit art galleries, some even swapped their trashy beach read for something that looked a bit more cultured – although they did not admit to wrapping a Dostoevsky dust jacket around their Jackie Collins, which is what really clever people do.
