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Ultra-Fast Outflows Help Monster Black Holes Shape Their Galaxies
February 27, 2012 — A curious correlation between the mass of a galaxy's central black hole and the velocity of stars in a vast, roughly spherical structure known as its bulge has puzzled astronomers for years. ... > full story -
Dwarf Galaxy Questions Current Galaxy Formation Models
February 27, 2012 — Researcher observed the dwarf galaxy I Zw 18, and found that much of what is known about galaxy formation and evolution might need substantial ... > full story -
Chemical Clues on Formation of Planetary Systems: Earth 'Siblings' Can Be Different
February 23, 2012 — Astronomers have discovered that the chemical structure of Earth-like planets can be very different from the bulk composition of Earth. This may have a dramatic effect on the existence and formation ... > full story -
Gold Coaxed Into Nanowires to Allow Inexpensive Detection of Poisonous Industrial Gases
February 21, 2012 — Researchers have coaxed gold into nanowires as a way of creating an inexpensive material for detecting poisonous gases found in natural ... > full story -
Fastest Wind from Stellar-Mass Black Hole
February 21, 2012 — Astronomers have clocked the fastest wind yet discovered blowing off a disk around a stellar-mass black hole. This result has important implications for understanding how this type of black hole ... > full story -
Rare Element, Tellurium, Detected for the First Time in Ancient Stars
February 21, 2012 — Researchers has detected the element tellurium for the first time in three ancient stars. Tellurium is rare on ... > full story -
Hubble Reveals a New Class of Extrasolar Planet
February 21, 2012 — Observations by the NASA/ESA Hubble Space Telescope have come up with a new class of planet, a waterworld enshrouded by a thick, steamy atmosphere. It’s smaller than Uranus but larger than ... > full story -
Sheep in Wolf-Rayet's Clothing: New Image of Planetary Nebula Hen 3-1333
February 20, 2012 — It's well known that the universe is changeable: even the stars that appear static and predictable every night are subject to change. A new image from the NASA Hubble Space Telescope shows planetary ... > full story -
Pulsars: The Universe's Gift to Physics
February 20, 2012 — Pulsars, which already have produced two Nobel Prizes, are providing scientists with unique insights on topics from particle physics to General ... > full story -
Great Eruption Replay: Astronomers Watch Delayed Broadcast of Powerful Stellar Eruption
February 15, 2012 — Astronomers are watching a delayed broadcast of a spectacular outburst from the unstable, behemoth double-star system Eta Carinae, an event initially seen on Earth nearly 170 years ... > full storyMore:
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