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Giant Planet Ejected from the Solar System?
Just as an expert chess
player sacrifices a piece to
protect the queen, the solar
system may have given up a
giant planet and spared the
Earth, according to a new
article. ... > full story
City Lights Could Reveal E.T. Civilization
In the search for
extraterrestrial
intelligence, astronomers
have hunted for radio
signals and ultra-short
laser pulses. Astronomers
... > full story
Faraway Eris Is Pluto's Twin
Astronomers have measured
the diameter of the dwarf
planet Eris by catching it
as it passed in front of a
faint star. This was seen by
telescopes in Chile,
including the TRAPPIST
... > full story
NASA's Spitzer Detects Comet Storm in Nearby Solar System
NASA's Spitzer Space
Telescope has detected signs
of icy bodies raining down
in an alien solar system.
The downpour resembles our
own solar system several
... > full story
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Stardust Discovered in Far-Off Planetary Systems
September 29, 2011 — Searching for extra-solar planets -- which are planets outside of our solar system -- is very popular these days. About 700 planets are known at the moment, a number that is continuously rising due ... > full story -
Astronomers Find Extreme Weather on an Alien World: Cosmic Oddball May Harbor a Gigantic Storm
September 12, 2011 — A University of Toronto-led team of astronomers has observed extreme brightness changes on a nearby brown dwarf that may indicate a storm grander than any seen yet on a planet. Because old brown ... > full story -
Astronomers Find Ice and Possibly Methane on Snow White, a Distant Dwarf Planet
August 22, 2011 — Astronomers 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 from ancient, slush-spewing ... > full story -
Dwarf Planet Haumea Shines With Crystalline Ice
May 12, 2011 — 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 ... > full story -
New Telescope Is Exploring Solar System 'Outback'
January 13, 2011 — 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 ... > full story -
Neptune Could Not Have Knocked Planetoids in Cold Classical Kuiper Belt to Edge of Solar System
October 6, 2010 — New research is challenging popular theory about how part of our solar system formed. Contrary to popular belief, new evidence suggests the planet Neptune can't have knocked a collection of ... > full story -
Planet-Like Object Found Circling a Brown Dwarf
April 9, 2010 — As our telescopes grow more powerful, astronomers are uncovering objects that defy conventional wisdom. The latest example is the discovery of a planet-like object circling a brown dwarf. It's the ... > full story -
Spot Discovered On Dwarf Planet Haumea Shows Up Red And Rich With Organics
September 16, 2009 — A dark red area discovered on the dwarf planet Haumea appears to be richer in minerals and organic compounds than the surrounding icy ... > full story -
Fifth Dwarf Planet Named Haumea
September 18, 2008 — The International Astronomical Union has announced that the object previously known as 2003 EL61 is to be classified as the fifth dwarf planet in the Solar System and named Haumea. This now means ... > full story -
'Plutoid' Chosen As Name For Solar System Objects Like Pluto
June 11, 2008 — The International Astronomical Union has decided on the term plutoid as a name for dwarf planets like Pluto at a meeting of its Executive Committee in Oslo. Almost two years after the IAU General ... > full story
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