Search results for Dwarf Planet Eris

Astronomy Aug 22, 2011

Astronomers find ice and possibly methane on Snow White, a distant dwarf planet

Astronomers at the California Institute of Technology (Caltech) have discovered that the dwarf planet 2007 OR10—nicknamed Snow White—is an icy world, with about half its surface covered in water ice that once flowed ...

Astronomy Jun 28, 2011

Astronomers observe Pluto and its moons

(PhysOrg.com) -- A Williams College team of astronomers, headed by Bryce Babcock and Jay Pasachoff, have been in Hawaii, near Honolulu, to observe a rare double-double event about Pluto. On June 23rd, they observed an occultation, ...

Astronomy May 12, 2011

Dwarf planet Haumea shines with crystalline ice

The fifth dwarf planet of the Solar System, Haumea, and at least one of its two satellites, are covered in crystalline water-ice due to the tidal forces between them and the heat of radiogenic elements. This is the finding ...

Astronomy Feb 17, 2011

About that giant planet possibly hiding in the outer solar system…

An old story got new legs this week as word went viral of a possible new 9th planet in our solar system – a gas giant bigger than Jupiter – which could be hiding somewhere in the Oort Cloud, just waiting to be found.

Astronomy Jan 17, 2011

Herschel spacecraft celebrates one year of spectacular science

The World's largest space telescope, ESA’s Herschel Space Observatory, is celebrating one year of spectacular science. A meeting at the Royal Astronomical Society in London is showcasing some of the latest groundbreaking ...

Astronomy Jan 12, 2011

Solar system 'Outback' explored with new telescope

In the outer reaches of our solar system lies a mysterious region far more remote and difficult to explore than the Australian outback. It remains the only part of our solar system not visited by spacecraft. Called the Kuiper ...

Space Exploration Nov 29, 2010

Recent news on the debate over Pluto's planethood

Earlier this month, Eris -- the distant world first discovered by Caltech's Mike Brown and colleagues back in 2005, paving the way for the eventual demotion of Pluto from planet to dwarf planet -- passed fortuitously in front ...

Astronomy May 7, 2010

The Edges of the Solar System

(PhysOrg.com) -- The solar system does not end abruptly past the planets. Beyond the orbit of Neptune, the outermost planet (it orbits the sun at a distance of 30 AU, where one AU is the average distance of the earth from ...

Space Exploration Nov 9, 2009

NASA on crusade to debunk 2012 apocalypse myths

The world is not coming to an end on December 21, 2012, the US space agency insisted Monday in a rare campaign to dispel widespread rumors fueled by the Internet and a new Hollywood movie.

Astronomy Sep 16, 2009

Spot discovered on dwarf planet Haumea shows up red and rich with organics

A dark red area discovered on dwarf planet Haumea appears to be richer in minerals and organic compounds than the surrounding icy surface. The discovery will be presented at the European Planetary Science Congress in Potsdam ...

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