New measurements of Neptune's atmosphere by a European space telescope suggest that a comet may have crashed into the gas giant about 200 years ago. IE 11 is not supported. For an optimal ...

After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...

The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be chemically active.

NASA said the Comet 12P/Pons-Brooks is racing toward its closest approach to the sun on its 71-year-long orbit. The orbit takes it as far away as the orbit of Neptune and as close as the orbit of ...

A comet struck the planet Neptune some 200 years ago, leaving a blotch of carbon monoxide in the upper atmosphere. Skip to main content Skip to main menu Skip to search Skip to footer.

New data hint that a comet crashed into Neptune about 200 years ago, adding to evidence that gassy planets get hit more often than thought. Neptune, as seen by the Voyager 2 spacecraft.

Astronomers have uncovered new details about an extraordinary object hurtling through thesolar system. A comet with ...

The Neptune neighbor, missed until now, offers clues to how moons form and shows once again that space is more crowded than it seems. Neptune's newfound moon, Hippocamp, might be left over from a ...

And the comet might have a secret to tell about Neptune. Comet 67P , where the European Space Agency (ESA) landed its Rosetta probe back in the summer of 2016, has a strange shape.

He suggests that a 2-kilometre comet might hit Neptune every 2,000 years or so--which makes a strike in the past 200 years a bit of a surprise, but "perfectly plausible" he says.

Astronomers find ‘comet’s tail’ trailing Neptune-sized exoplanet. By Amina Khan Staff Writer . June 24, 2015 7:43 PM PT . Share via Close extra sharing options. ... is known as a “warm ...

The comet 67P/Churyumov-Gerasimenko has cliffs, boulders, ... the Irish astronomer Kenneth Edgeworth had suggested a population of such objects could exist beyond Neptune nearly 50 years earlier.