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Retired Star Found With Planets and Debris Disc
The European Space Agency's
Herschel space observatory
has provided the first
images of a dust belt --
produced by colliding comets
or asteroids -- orbiting a
... > full story
Hubble Reveals Rogue Planetary Orbit for Fomalhaut B
Newly released Hubble Space
Telescope images of a vast
debris disk encircling the
nearby star Fomalhaut and a
mysterious planet circling
it may provide forensic
... > full story
Evidence of Asteroid Belt Around Vega
Astronomers have discovered
what appears to be a large
asteroid belt around the
star Vega, the second
brightest star in northern
night skies. The discovery
of an asteroid belt-like
... > full story
Do Missing Jupiters Mean Massive Comet Belts?
Astronomers have discovered
vast comet belts surrounding
two nearby planetary systems
known to host only
Earth-to-Neptune-mass
worlds. The comet reservoirs
... > full story
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Cosmic Dust Belts Without Dust
July 8, 2013 — Planets and asteroids, red giants and brown dwarfs – there are all kinds of objects in our Universe. Debris disks are among them. These are belts consisting of countless dust particles and ... > full story -
Can Life Emerge on Planets Around Cooling Stars?
November 29, 2012 — New research hints that planets orbiting white and brown dwarfs, even in the habitable zone, face a "difficult path to ... > full story -
Dwarf Planet Makemake Lacks Atmosphere: Distant Frigid World Reveals Its Secrets for First Time
November 21, 2012 — Dwarf planet Makemake is about two thirds of the size of Pluto, and travels around the Sun in a distant path that lies beyond that of Pluto but closer to the Sun than Eris, the most massive known ... > full story -
Comet Collisions Every Six Seconds Explain 17-Year-Old Stellar Mystery
November 8, 2012 — Every six seconds, for many millions of years, comets have been colliding near a star visible to the naked eye, astronomers ... > full story -
Hubble Discovers a Fifth Moon Orbiting Pluto
July 11, 2012 — A team of astronomers using NASA's Hubble Space Telescope is reporting the discovery of another moon orbiting the icy dwarf planet Pluto. The moon is estimated to be irregular in shape and 6 to 15 ... > full story -
Giant Planet Ejected from the Solar System?
November 10, 2011 — 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 ... > full story -
City Lights Could Reveal E.T. Civilization
November 3, 2011 — In the search for extraterrestrial intelligence, astronomers have hunted for radio signals and ultra-short laser pulses. Astronomers suggest a new technique for finding aliens: Look for their city ... > full story -
Faraway Eris Is Pluto's Twin
October 26, 2011 — 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 telescope at the ... > full story -
NASA's Spitzer Detects Comet Storm in Nearby Solar System
October 19, 2011 — 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 billion years ago during a period known as ... > full story -
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
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