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New Satellite To Study Explosive Solar Flares
A small NASA spacecraft, dedicated solely to the study of high energy processes in gigantic explosions in the atmosphere of the Sun, is scheduled to be launched early next week. Although the 293 kg (645 lb) satellite, known as the High Energy Solar Spectroscopic Imager (HESSI), carries only one... view more (2002-01-31)

Compact galaxies in early Universe pack a big punch
Using the Near Infrared Camera and Multi-Object Spectrometer onboard of the Hubble NASA/ESA Hubble Space Telescope, astronomers have made observations of young, surprisingly compact galaxies, each only 5,000 light-years across, but weighing 200 billion times the mass of the Sun.   view more (2008-04-30)

SuperWASP begins the search for thousands of new planets
A consortium of astronomers is tomorrow (April 16th) celebrating the commissioning of the SuperWASP facility at the astronomical observatory on the island of La Palma in the Canary Islands, designed to detect thousands of planets outside of our own solar system. Only about a hundred extra-solar... view more (2004-04-15)

In Unique Stellar Laboratory, Einstein's Theory Passes Strict, New Test
Taking advantage of a unique cosmic configuration, astronomers have measured an effect predicted by Albert Einstein's theory of General Relativity in the extremely strong gravity of a pair of superdense neutron stars. Essentially, the famed physicist's 93-year-old theory passed yet another test.   view more (2008-07-07)

Three satellites needed to bring out 'shy star'
An international team of scientists has uncovered a rare type of neutron star so elusive that it took three satellites to identify it   view more (2005-07-14)

Chandra independently determines Hubble constant
A critically important number that specifies the expansion rate of the Universe, the so-called Hubble constant, has been independently determined using NASA's Chandra X-ray Observatory.   view more (2006-08-10)

Scientists detect first afterglow of short gamma-ray bursts
In the powerful, fast-fading realm of gamma-ray bursts, scientists say they have detected for the first time a lingering afterglow of the shortest types of bursts, which themselves disappear within a second.   view more (2002-02-18)

Physics World Digest: November 1999 Edition
Ethics enters the 21st century   view more (1999-11-02)

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