comets

On December 12, 2010, astronomers made a notable discovery: an asteroid named Scheila changed its shape and appeared a trail of light behind it, which looked like regular comets.

In early October, a massive meteor shower will descend on Earth, brought by the comet Giacobini-Zinner, flying close to our planet.

A strange object (UFO) appears in the UK again with an unusual shape and light.

Like two monks in the dark, an American spacecraft and a comet will rush towards each other on Valentine's Day, the US Aerospace Agency (NASA) announces.

Soho solar research spacecraft has reached its own milestone in silence: discovering the 2,000th comet.

The night sky in December will welcome the most glorious meteor shower in 2010, with the only eclipse of the year, promising to be more attractive than the fireworks display for

British scientists will bring a hot balloon into orbit outside the Earth's atmosphere to find out

On March 11, American paleontologists introduced a new hypothesis about the mass extinction cycle of life on Earth.

A new photo, taken with an infrared camera on the Subaru Telescope in Hawaii, shows tens of thousands of comets shaped like comets inside the Helix nebula that had never been known

Scientists have long wondered how small silicate crystals, which need very high temperatures to form, are present in cold comets that are born on the outer edge of the solar