Tag: astronomy

Amazing comet pictures from space

via Lovejoy Dazzles Holiday Sky-Watchers

Googling the Moon

http://www.google.com/moon/

The best of Hubble

All the very best images from the Hubble Space Telescope. Well worth it.
http://www.spacetelescope.org/images/archive/bestof/

Hubble Confirms New Moons of Pluto

"…observations with NASA’s Hubble Space Telescope have confirmed the presence of two new moons around the distant planet Pluto."

Hubble spots complex carbon compounds, possibly organic, on Pluto’s surface

The Hubble Space Telescope has sniffed out evidence of complex carbon molecules, the building blocks of life in this corner of the cosmos, lying on the frozen surface of Pluto.

‘Invisible’ stars & amazingly bright pulsar

NASA Telescope’s Big Haul: ‘Invisible’ Stars & Amazingly Bright Pulsar

Telescopes solve 2,000-year-old stellar mystery

Why there is that huge ring in the sky.  

Researchers detail how a distant black hole devoured a star

NASA’s Swift satellite first alerted astronomers to intense and unusual high-energy flares from the new source in the constellation Draco… Astronomers soon realized the source, known as Swift J1644+57, was the result of a truly extraordinary event — the awakening of a distant galaxy’s dormant black hole as it shredded and consumed a star. The …

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Fantastic movies of the Sun

Wonderful gallery of videos from the Solar Dynamics Observatory.

Voyager 1 reaches edge of the solar system: the heliosphere stagnation region

“Voyager tells us now that we’re in a stagnation region in the outermost layer of the bubble around our solar system,” said Ed Stone, Voyager project scientist at the California Institute of Technology in Pasadena. “Voyager is showing that what is outside is pushing back. We shouldn’t have long to wait to find out what …

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Huge boomerang-shaped galaxy with enormous radio emissions

…observations have been bolstered by the discovery, inside this same filament, of a galaxy that has a rare boomerang shape and unusual light emissions… via Astronomers Probe ‘Sandbar’ Between Islands of Galaxies – NASA Spitzer Space Telescope

The youngest nearby black hole – younger than you

Astronomers using NASA’s Chandra X-ray Observatory have found evidence of the youngest black hole known to exist in our cosmic neighborhood…The 30-year-old object is a remnant of SN 1979C, a supernova in the galaxy M100 approximately 50 million light-years from Earth…”If our interpretation is correct, this is the nearest example where the birth of a …

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Fermi telescope finds huge gamma ray bubbles from Milky Way center

NASA’s Fermi Gamma-ray Space Telescope has unveiled a previously unseen structure centered in the Milky Way. The feature spans 50,000 light-years and may be the remnant of an eruption from a supersized black hole at the center of our galaxy… The structure spans more than half of the visible sky, from the constellation Virgo to …

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The galaxy (probably) abounds in Earth-like planets

What percentage of Sun-like stars have earth-like planets orbiting them? As many as one-fourth, according to a new survey performed by astronomers at the University of California. This result contradicts previous theories of planet formation, but is a tantalizing prediction that finding extraterrestrial life, or at least Earth’s twin, is not impossible. via The galaxy …

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Stephen Hawking on God, the universe, and everything

“Many people would like us to use these coincidences as evidence of the work of God. The idea that the universe was designed to accommodate mankind appears in theologies and mythologies dating from thousands of years ago. In Western culture the Old Testament contains the idea of providential design, but the traditional Christian viewpoint was …

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New cosmological model: no bang, no time, and no constants

There are four distinguishing features of these models: 1) the speed of light and the gravitational “constant” are not constant, but vary with the evolution of the universe, 2) time has no beginning and no end, 3) the spatial section of the universe is a 3-sphere, and 4) the universe experiences phases of both acceleration …

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Have we found the universe that existed before the Big Bang?

…the universe is just one of many in a cyclical chain, with each Big Bang starting up a new universe in place of the one before. via Have we found the universe that existed before the Big Bang?

What’s that weird thing around Saturn’s second-largest moon?

Jupiter cloud belt missing (but it keeps running away and coming home)

So Jupiter’s cloud belts come and go like wayward children. Still, no one knows why.

Australian astronomers reveal image of a cosmic “blue whale”

Centaurus A, a vast galaxy 14 million light-years distant, holding a gigantic black hole in its center 50 million times larger than the Sun, is emitting a radio glow that covers an area of the sky 200 times larger than the Moon. And not a single part of it is visible to the eye – …

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