Comets

Comets are small extraterrestrial bodies that orbit around the sun. Comets exhibit a visible tail or coma when they come close to the sun. The comet tail is an effect of solar radiations on the comet's nucleus. Read some interesting facts about comets and the much talked about Haley's comet.
Articles

What is a Comet: Comet Facts
A strange ball of fire, streaked across the black dark wilderness of the skies, shattering the stillness of the expanse of the dark milky way spread across the sky. Thousands of miles below on the surface of the Earth, Sir Edmond Halley, watched the strange ball, set off on yet another remarkably long journey. Little did he realize that he would not be able to see the comet again, he had seen it for the first and the last time....

Comet Lulin
The latest discovery in the fascinating world of comets, Lulin is a beautiful shooting star which was last seen in the sky in early 2009. To know more about Comet Lulin, read on..

Facts about Halley's Comet
The appearance of Halley's comet has been a matter of great interest and speculation among the inhabitants of Earth, since a long time. It is also known as '1P' as it was the first periodic comet known to human beings. Here are some interesting facts about one of our major astronomical interests.

Comets: Shrouded by mystery
A comet is a small body composed mostly of frozen ices but typically embedded with solids. Comets orbit the sun in highly elliptical orbits. The Oort cloud is a vast cloud of cometary bodies that extend billions of kilometers out from the sun. An insight into the world of comets and the secrets it hides.

The comet cometh!
What are comets? What are they made of? And what would happen if one of them crashes into us?

Comet Landing – An ambitious mission!!!
European Space Agency has just set a mission to land a spacecraft on a comet. The spacecraft named "ROSETTA" will have to cover nearly 700+ million Km distance in estimated 10.5 years. To achieve a proper speed for this journey, the spacecraft will have to complete three revolutions around Earth and one around Mars.

Diamonds Tell Tale of Comet That Killed Off the Cavemen
Scientists will outline dramatic evidence this week that suggests a comet exploded over the Earth nearly 13,000 years ago, creating a hail of fireballs that set fire to most of the northern hemisphere.

Stardust May Be Basis of Life on Earth
Comets could have brought the basic ingredients of life to Earth, scientists revealed yesterday.

Nasa Snaps Its Moment of Glory As Probe Hits Comet
Scientists hope pictures taken as projectile collided with Tempel 1 will help unlock secrets of the solar system.

Comet Collision to Shine New Light on Stars
A space probe slammed into a comet millions of miles from earth this morning as part of an experiment to determine the origins of the solar system.

Probe Set for Comet Collision
The space probe Deep Impact is 'healthy and ready' for its collision tomorrow with comet Tempel 1.

Comet Targeted in Cosmic Drive-by Shooting
US, British and European scientists are training their sights for an unprecedented demonstration of long-distance marksmanship: a direct hit on a comet 83m miles away, moving at a speed of 23,000mph.

Surprise for Stardust Mission
A Nasa spacecraft has sailed within 150 miles of a comet to take a closer look at one of the solar system's most ghostly visitors.

European Space Probe Heads for Comet
The European Space Agency today launched its Rosetta probe on a 10-year voyage to chase a comet through space and explore its surface, in a mission aimed at unlocking the secrets of the beginnings of the solar system. An Ariane 5 rocket carrying the Rosetta lifted off from the Guiana...

10-year Journey to Probe the Comet Mystery
A spacecraft the size of a delivery van is about to begin one of the most ambitious journeys ever begun: a 4.4bn-mile trip to deliver a lander the size of a washing machine to a comet beyond the orbit of Jupiter. The European probe Rosetta will begin its 10-year journey on Thursday from...

Stealing a Ride on a Comet to the Sun: Spaceship's 10-year, 4bn Mile Odyssey
European craft's audacious trip will give insight into our origins.

Space-age Skoda puts comet hunt in crisis
It is one of the more obscure objects in the heavens - a faint pinprick of light that occasionally flickers in the night sky as it travels on its remote orbit around the Sun. But Comet Finlay could be destined for great things, for European engineers have earmarked it as a prime target for one of its most ambitious but ill-starred missions: the Rosetta project.