Search results for oort cloud

Space Exploration Oct 19, 2014

All robotic eyes on comet for Mars flyby

All eyes on Mars—robotic or otherwise—were focused toward a comet the size of a small mountain set to whiz past the Red Planet on Sunday.

Space Exploration Oct 18, 2014

Deep space 'snowball' nears close shave with Mars

A comet the size of a small mountain is about to skim past Mars, and NASA hopes its spacecraft will be able to photograph the once-in-a-million-years encounter.

Space Exploration Oct 16, 2014

Once in million years: Comet buzzing Mars on Sun

(AP)—The heavens are hosting an event this weekend that occurs once in a million years or so.

Space Exploration Oct 9, 2014

NASA prepares its science fleet for Oct. 19 Mars comet encounter

NASA's extensive fleet of science assets, particularly those orbiting and roving Mars, have front row seats to image and study a once-in-a-lifetime comet flyby on Sunday, Oct. 19.

Space Exploration Sep 30, 2014

PanSTARRS K1, the comet that keeps going

Thank you K1 PanSTARRS for hanging in there! Some comets crumble and fade away. Others linger a few months and move on. But after looping across the night sky for more than a year, this one is nowhere near quitting. Matter ...

Space Exploration Sep 26, 2014

Image: Looking for comets in a sea of stars

On a July night this summer, a 5,200-pound balloon gondola hangs from a crane and moves toward the open doors of a building at the Johns Hopkins University Applied Physics Lab in Laurel, Md. The telescopes and instruments ...

Astronomy Sep 8, 2014

Solar system simulation reveals planetary mystery

When we look at the Solar System, what clues show us how it formed? We can see pieces of its formation in asteroids, comets and other small bodies that cluster on the fringes of our neighborhood (and sometimes, fly closer ...

Space Exploration Aug 3, 2014

Comet-chaser nears prey after crossing billions of miles

After a decade-long quest spanning six billion kilometres (3.75 billion miles), a European probe will come face to face Wednesday with a comet, one of the Solar System's enigmatic wanderers.

Space Exploration Jul 4, 2014

Comet Pan-STARRS marches across the sky

(Phys.org) —NASA's NEOWISE mission captured a series of pictures of comet C/2012 K1—also known as comet Pan-STARRS—as it swept across our skies in May 2014.

Space Exploration Jun 30, 2014

A swing and a near-miss: Comet siding-spring clears the fence over Mars' satellite-filled outfield

Like a runner rounding third base on his way to home plate, comet Siding Spring will sprint past Mars this October while making a beeline for the Sun. Siding Spring's buzz of the red planet will afford us not only an unprecedented ...

page 19 from 26