Sentences with phrase «rocky debris»

A disc of rocky debris from a disrupted planetesimal surrounds white dwarf plus brown dwarf binary star.

Exposed bedrock is brown, while rocky debris on the glacier's surface is gray.

By studying rocky debris piled up during the Little Ice Age and then left behind as the glaciers retreated after 1750 the researchers have been able to chart their progress.

The crash also created a ring of rocky debris around Mars that may have later clumped together to form its moons, Phobos and Deimos.

Batbaatar and co-author Alan Gillespie, a UW research professor emeritus in Earth and Space Sciences, collected samples from moraines, which are long ridges of rocky debris dropped at a glacier's edge.

Dating the phases of glacial advance requires to analyze moraines, rocky debris carried along by the glacier.

In a series of papers published online today in Science, researchers report that according to Dawn observations, Vesta did indeed agglomerate enough rocky debris as it grew to heat itself by the decay of the rock's radioactive elements.

Previous researchers have certainly theorized the existence of a ninth planet, sometimes known as Planet X or Planet 9, based on computer models and the observed behaviors of objects in the Kuiper Belt — a ring of rocky debris beyond the orbit of Neptune.

That energy expelled water and rocky debris even into outer space.

SHATTERED HORIZON Developer: Futuremark Games Studios Publisher: To be announced Platforms: PC Release date: To be announced About the game: Shattered Horizon is a multiplayer first - person shooter where players fight in zero gravity surrounded by the broken remains of orbital infrastructure and billions of tons of rocky debris thrown into orbit by a huge explosion on the Moon.

During the crossing, icy and rocky debris in the belt could crash into the planet's atmosphere and create the type of cosmic fireworks seen when comet Shoemaker - Levy 9 crashed into Jupiter,» Kalas said.

In a vast, glacially carved basin, where towering spires of granite dominate the skyline, a small colony of stunted Engelmann spruce has taken up residence in a pile of rocky debris, some 500 feet above the tree line.

But until recently the rocky debris that lies between the orbits of Mars and Jupiter remained unvisited.

Clues in the rocky debris To understand the thinning rate of a glacier from 8,000 years ago that no longer exists, the scientists turned to the mountains that jut up from the vast ice sheet.

Saturn has a prominent system of rings, consisting of mostly ice particles with a smaller amount of rocky debris and dust.

Tidal forces may stretch out these rocky debris patches over time.

Planetary scientists modeling a huge impact on Vesta had warned that rocky debris could pile up in some odd shapes, but nothing like this showed up in their models.

The rocky debris, consisting of mostly sand - size particles, continues in an elongated orbit around the Sun close to that of its parent comet.

Whatever their origin, the planemos are surrounded by disks of rocky debris, suggesting that they each may be at the center of a whole miniature system of planets circling planets.

About 1 - 3 percent of white dwarf stars seem to contain dust and rocky debris, which may represent remnants of rocky planets such as Earth.

A catastrophic explosion on the Moon has filled near - Earth space with billions of tons of rocky debris.

The object is to navigate your spaceship around caves, rocky debris, comets and other obstacles.

Even the lichens (symbiotic organsism made of fungus and an algae or bacteria) that survive on the rocky debris, or moraine, that forms around a glacier have a story to tell.