The comet comes from the Oort Cloud, a giant spherical shell that surrounds ... aurora borealis across the UK as it filled the sky with pink and green hues. The Northern Lights, most closely ...

The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually ...

A rare, bright comet will be visible in October, clear skies permitting. The comet will make its closest approach to Earth on ...

The comet comes from the Oort cloud, an invisible cosmic cloud that encompasses the sun and planets. It is thought to have been seen last more than 80,000 years ago, when Neanderthals walked the ...

It is also theoretical. Astronomers infer the Oort Cloud is there because it's the only logical explanation for the arrival of a certain class of comets that sporadically visit our solar system.

As you view it after sunset, comet Tsuchinshan-ATLAS will be just 1.4 degrees (the width of your pink finger held at arm ... long-period comet from the Oort Cloud, a sphere around our solar ...

but with so much cloud concentrated there, I had to give up an go home. So I went back to the same place at the same time on Saturday, Oct. 12. This time it was much easier because the comet is ...

It is also theoretical. Astronomers infer the Oort Cloud is there because it’s the only logical explanation for the arrival of a certain class of comets that sporadically visit our solar system.