 XMM-Newton discovers part of missing matter in the universe May 06, 2008 | User rating: 4.6 / 5 after 64 vote(s)
| User comments: 3
ESA’s orbiting X-ray observatory XMM-Newton has been used by a team of international astronomers to uncover part of the missing matter in the universe. | |
 New type of pulsating white dwarf star discovered May 01, 2008 | User rating: 4.5 / 5 after 26 vote(s)
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University of Texas at Austin astronomers Michael H. Montgomery and Kurtis A. Williams, along with graduate student Steven DeGennaro, have predicted and confirmed the existence of a new type of variable star, ... | |
 Rossi X-ray Timing Explorer Satellite Pins Down Timer in Stellar Ticking Time Bomb April 30, 2008 | User rating: 4.6 / 5 after 23 vote(s)
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Using observations from NASA’s Rossi X-ray Timing Explorer (RXTE), an international team of astronomers has discovered a timing mechanism that allows them to predict exactly when a superdense star will unleash ... | |
Did the solar system 'bounce' finish the dinosaurs? May 02, 2008 | User rating: 4.5 / 5 after 47 vote(s)
| User comments: 13
The sun’s movement through the Milky Way regularly sends comets hurtling into the inner solar system – coinciding with mass life extinctions on earth, a new study claims. | |
 Argonne supercomputer to simulate extreme physics of exploding stars May 01, 2008 | User rating: 4.7 / 5 after 10 vote(s)
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Robert Fisher and Cal Jordan are among a team of scientists who will expend 22 million computational hours during the next year on one of the world’s most powerful supercomputers, simulating an event that ... | |
 Oldest Known Objects Are Surprisingly Immature April 29, 2008 | User rating: 4.4 / 5 after 14 vote(s)
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Some of the oldest objects in the Universe may still have a long way to go, according to a new study using NASA's Chandra X-ray Observatory. These new results indicate that globular clusters might be surprisingly ... | |
 Compact galaxies in early universe pack a big punch April 29, 2008 | User rating: 4.3 / 5 after 6 vote(s)
| User comments: 8
Imagine receiving an announcement touting the birth of a baby 50 centimetres long and weighing 80 kilograms. After reading this puzzling message, you would immediately think the baby’s weight was a misprint. | |
 Galaxies Gone Wild April 24, 2008 | User rating: 4.6 / 5 after 29 vote(s)
| User comments: 9
Interacting galaxies are found throughout the Universe, sometimes as dramatic collisions that trigger bursts of star formation, on other occasions as stealthy mergers that result in new galaxies. A series ... | |
 Milky Way’s Giant Black Hole Awoke from Slumber 300 Years Ago April 15, 2008 | User rating: 4.6 / 5 after 51 vote(s)
| User comments: 2
Using NASA, Japanese, and European X-ray satellites, a team of Japanese astronomers has discovered that our galaxy’s central black hole let loose a powerful flare three centuries ago. | |
Plan to identify watery Earth-like planets develops April 24, 2008 | User rating: 4.5 / 5 after 20 vote(s)
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Astronomers are looking to identify Earth-like watery worlds circling distant stars from a glint of light seen through an optical space telescope and a mathematical method developed by researchers at Penn State and the University ... | |
 Radio telescope reveals secrets of massive black hole April 23, 2008 | User rating: 4.5 / 5 after 26 vote(s)
| User comments: 7
At the cores of many galaxies, supermassive black holes expel powerful jets of particles at nearly the speed of light. Just how they perform this feat has long been one of the mysteries of astrophysics. | |
 Scientists identify smallest known black hole April 01, 2008 | User rating: 4.6 / 5 after 52 vote(s)
| User comments: 2
Using a new technique, two NASA scientists have identified the lightest known black hole. With a mass only about 3.8 times greater than our Sun and a diameter of only 15 miles, the black hole lies very close ... | |
 Black hole sheds light on a galaxy April 18, 2008 | User rating: 4.6 / 5 after 25 vote(s)
| User comments: 1
A light echo occurs when interstellar gas is heated by radiation and reacts by emission of light. An international team led by Stefanie Komossa from the Max Planck Institute for extraterrestrial Physics in ... | |
 Two new star systems are first of their kind ever found March 31, 2008 | User rating: 4.8 / 5 after 53 vote(s)
| User comments: 1
Astronomers have spied a faraway star system that is so unusual, it was one of a kind -- until its discovery helped them pinpoint a second one that was much closer to home. | |
 Black hole found in enigmatic Omega Centauri April 02, 2008 | User rating: 4.5 / 5 after 38 vote(s)
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A new discovery has resolved some of the mystery surrounding Omega Centauri, the largest and brightest globular cluster in the sky. Images obtained with the Advanced Camera for Surveys onboard the NASA/ESA ... | |
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