BlogArena

General blog about anything and everything of everyday's life.

24. May 2019

May 19, 2013
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Galaxy’s Ring of Fire

Johnny Cash may have preferred this galaxy’s burning ring of fire to the one he sang about falling into in his popular song. The “starburst ring” seen at center in red and yellow hues is not the product of love, … Continue reading

January 11, 2013
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NASA’s Galex Reveals the Largest-Known Spiral Galaxy

PASADENA, Calif. — The spectacular barred spiral galaxy NGC 6872 has ranked among the biggest stellar systems for decades. Now a team of astronomers from the United States, Chile and Brazil has crowned it the largest known spiral, based on … Continue reading

July 21, 2012
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Meet a Face Behind the MIRI

This summer welcomed the delivery of the James Webb Space Telescope’s first flight instrument, the Mid-Infrared Instrument (MIRI). The instrument will peer out into the farthest depths of the cosmos and capture light showcasing star and galaxy formation. MIRI’s design, … Continue reading

March 9, 2012
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Gravitational Lens Reveals Details of Distant, Ancient Galaxy

Thanks to the presence of a natural “zoom lens” in space, University of Chicago scientists working with NASA’s Hubble Space Telescope have obtained a uniquely close-up look at the brightest gravitationally magnified galaxy yet discovered. The imagery offers a visually … Continue reading

February 14, 2012
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Planck All-Sky Images Show Cold Gas and Strange Haze

New images from the Planck mission show previously undiscovered islands of star formation and a mysterious haze of microwave emissions in our Milky Way galaxy. The views give scientists new treasures to mine and take them closer to understanding the … Continue reading

February 10, 2012
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Astronomy Team That Includes UCLA Finance Professor Discovers Nearby Dwarf Galaxy

A team led by UCLA research astronomer Michael Rich has used a unique telescope to discover a previously unknown companion to the nearby galaxy NGC 4449, which is some 12.5 million light years from Earth. The newly discovered dwarf galaxy … Continue reading

January 13, 2012
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Stars Pop Onto the Scene in New WISE Image

PASADENA, Calif. — A new, large mosaic from NASA’s Wide-Field Infrared Survey Explorer (WISE) showcases a vast stretch of cosmic clouds bubbling with new star birth. The region — a 1,000-square-degree chunk of our Milky Way galaxy — is home … Continue reading

May 14, 2011
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Why Some Planets Orbit the Wrong Way; Extrasolar Insights into Our Solar System

More than 500 extrasolar planets–planets that orbit stars other than the sun–have been discovered since 1995. But only in the last few years have astronomers observed that in some of these systems, the star is spinning one way and the … Continue reading