Tullio Regge (born July 11, 1931 in Turin) is an Italian theoretical physicist. In 1957, Regge discovered a mathematical property of potential scattering in the Schrödinger equation - that the scattering amplitude can be thought of as an analytic function of the angular momentum, and that the pos...
Jean-Louis Pons (December 24, 1761 - October 14, 1831) was a French astronomer. Despite humble beginnings and being self-taught, he went on to become the greatest visual comet discoverer of all time: between 1801 and 1827 Pons discovered thirty-seven comets, more than any other person in history...
Like all famous historical figures, Zheng He, the greatest navigator in Chinese history, has not escaped controversy. The size of his fleet ships and the routes his voyages took continue to ignite heated debates worldwide. At last week's first international forum on Zheng He's voyages held in Qin...
Venetia Phair, who has died aged 90, had the distinction of being the only woman in the world to have named a planet; in 1930, as a girl of 11, she suggested the name Pluto for the enigmatic celestial body that had just been discovered, and which became (albeit only temporarily) the ninth planet in our so...
DRDO and ISRO working on cutting cost of access to space The Defence Research and Development Organisation (DRDO) and Indian Space Research Organisation (ISRO) are actively pursuing research on various technologies to bring down the cost of access to space, former President A.P.J. Abdul Kalam,...
Die Zukunft des Observatoriums Hoher List Das Argelander-Instituts für Astronomie der Universität Bonn (AIfA) wird das Observatorium Hoher List Ende Februar 2012 aufgeben. Damit droht unserer Region ein grober Verlust. Findet sich keine Möglichkeit, die Anlage auf dem Hohen List in irgendei...
Asteroid named for gay rights pioneer Frank Kameny A Canadian amateur astronomer who discovered several asteroids has named one after gay rights pioneer Frank Kameny who died last year in Washington. Read more
Russian Space Firm Suspected of $17 Million Fraud Police in Russia have opened a criminal investigation into the alleged misuse of 565 million rubles ($17 million) of state funds set aside for a satellite navigation system. Russian Space Systems has dismissed the accusations. [url=http://www....
ILS PROTON launch of SES-5 satellite postponed The launch of an ILS Proton launch vehicle with the SES-5 satellite was postponed today for technical reasons with the launch vehicle. The satellite is being launched for SES of Luxembourg and was built by Space Systems/Loral. The launch date will be...
Title: The Evolution of NGC 7027 at Radio Frequencies: A New Determination of the Distance and Core Mass Authors: Albert Zijlstra, P.A.M. van Hoof, R.A. Perley We present the results of a 25-year program to monitor the radio flux evolution of the planetary nebula NGC7027. We find significant evolu...
Title: 2FGL J1311.7-3429 Joins the Black Widow Club Authors: Roger W. Romani We have found an optical/X-ray counterpart candidate for the bright, but presently unidentified, Fermi source 2FGL J1311.7-3429. This counterpart undergoes large amplitude quasi-sinusoidal optical modulation wi...
Omar asks scientists to explore potential of Dal weeds Jammu and Kashmir Chief Minister Omar Abdullah has asked scientists to explore the possibility of utilising the large quantity of weeds extracted from Dal Lake for generating energy. Hundreds of tonnes of weed are extracted from the Dal Lake e...
Outstanding for the past 15 million years Switzerland's highest peaks in the geologically young central Alps have been this high for quite some time, as a new study shows. 15 million years ago Europes own mountain range was at least as high as today. Scientists at the Biodiversity and Climate Resear...
Title: Effect of the stellar spin history on the tidal evolution of close-in planets Authors: Emeline Bolmont, Sean N. Raymond, Jeremy Leconte, Sean P. Matt We investigate how the evolution of the stellar spin rate affects, and is affected by, planets in close orbits, via star-planet tidal intera...
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