The first was Comet C/1980 E1 (Bowell), which was put on a solar system escape path by an encounter with Jupiter on Dec. 9, 1980. "Our results show that the case of comet A117uUD is similar to ...

A new study published today in the Monthly Notices of the Royal Astronomical Society proposes that most comets in our Solar System are originally from alien star systems. The research also ...

Asteroids, comets, and meteors are all small solar system objects, but they differ in composition and behaviour.

Potentially dangerous comets could be spotted many years in advance by following the meteoroid trails they leave near Earth, ...

Decaying dark matter? The shell of dust around our solar system—as far out as ex-ninth planet Pluto—is most likely may be pollution from comets, claim the scientists. Comets orbit the Sun ...

and stared back at the birth of our solar system. They were stunned by what they saw. Scientists have long known that the planets, comets, and other bodies orbiting the sun were born, some 4.5 ...

Lecturer, Centre for Astrophysics and Supercomputing, Swinburne University of Technology By analyzing the movements of ...

Tuesday marks the tenth anniversary of a huge astronomical milestone: the first and only time we have landed on a comet. The Rosetta probe's lander Philae landed on Comet 67P/Churyumov-Gerasimenko on ...