In the days following its perihelion, people around the world snapped some stunning pictures of the comet and its spectacular tail. While not visible from the Northern Hemisphere, people in the ...

It has long been assumed that the gases of a comet tail are pushed away from the comet by the pressure of light from the sun. It now appears that many tails are caused by a wind of charged particles ...

Lighter particles form the comet’s tail while heavier ones fall back on to its surface, building a crust. That time a car-sized asteroid flew near Earth and scientists didn’t know Observing ...

Comet A3 hasn't been past Earth since the Neanderthals. Your last chance to see it is approaching fast. Here's where and how to spot it.

Perhaps the most exciting feature of Hale-Bopp is its unique tail. Like most comets, it has two tails that can be seen by the naked eye under the right conditions: a bright dust tail, which is ...

Frost at the Yerkes Observatory saw the comets nucleus as bright as Regulus, the chief star in the Sickle with a tail 5 or 6 degrees in length. Under slightly more favorable circumstances ...

The boiling is so intense, that the world has developed a comet-like tail stretching 350,000 miles behind it, scientists announced on Tuesday. Don't retire on this planet The planet, called WASP ...

And high above, comet Hale-Bopp hung suspended like a feathery fishing lure, its tail curving off a bit, as if blown to the side by the punishing wind. One by one, stars winked on in a darkening sky.

Within this comet, digital health literacy finds its place in the particles of that tail, in that bright reflection that makes digital health visible, comprehensible and accessible. Moving away ...

The photo of Comet Hyakutake (left) was taken in March 1996, on the night of its closest approach to earth. That night it was a brilliant fuzzball with a delicate tail that stretched for 70 degrees ...