The Northeast blackout of 2003 was a widespread power outage that occurred throughout parts of the Northeastern and Midwestern United States and Ontario, Canada, on Thursday, August 14, 2003, just before 4:10 p.m. EDT (UTC-04). While some power was restored by 11 p.m., many did not get power back u...
Title: Chandra Observations of SN 2004et and the X-ray Emission of Type IIp Supernovae Authors: J. Rho, T. H. Jarrett, N. N. Chugai, R. A. Chevalier We report the X-ray detection of the Type II-plateau supernova SN 2004et in the spiral galaxy NGC 6946, using the Chandra X-Ray Observatory. The positi...
Title: The Photometric Variability of HH 30 Authors: Alan M. Watson, María Carolina Durán-Rojas, Karl R. Stapelfeldt HH 30 is an edge-on disk around a young stellar object. Previous imaging with the Hubble Space Telescope has show morphological variability that is possibly related to the rotati...
Title: Chandra X-ray observations of Abell 1835 to the virial radius Authors: M. Bonamente, D. Landry, B. Maughan, P. Giles, M. Joy, J. Nevalainen We report the first Chandra detection of emission out to the virial radius in the cluster Abell 1835 at z=0.253. Our analysis of the soft X-ray surface br...
A Quieter Atlantic to Start the Week; Hector in E. Pacific On August 13, the Atlantic tropics are quieter than they were the previous week, when four low pressure areas were marching across the ocean basin. Satellite imagery shows two lows in the Atlantic as Tropical Storm Hector spins in the Eastern...
Title: Investigating the Nature of the Dust Emission around Massive Protostar
NGC 7538 IRS 1: Circumstellar Disk and Outflow?Authors: James M. De Buizer- Gemini Observatory, and Vincent Minier - DAPNIA/DSM/CEA Centre d'Etudes de Saclay.
Researchers have obtained hi...
On a day in early January, the Earth is closer to the Sun than at any other time during the year. That day is known as perihelion. Despite the Sun being 5 million km closer to the Earth on perihelion than in July, the Earth's tilt means it is still winter in the northern hemisphere. [url=http://www.bbc.c...
Title: Polarimetric Imaging of Large Cavity Structures in the Pre-transitional Protoplanetary Disk around PDS 70: Observations of the disk Authors: Jun Hashimoto, Ruobing Dong, Tomoyuki Kudo, M. Honda, M. McClure, Z. Zhu, T. Muto, John Wisniewski, Lyu Abe, Wolfgang Brandner, Timothy Brandt,...
A Rotating Compact Nuclear Stellar Cluster in NGC 4244 Based on laser guide star adaptive optics (LGS-AO) -fed integral field spectroscopy with the Near-Infrared Spectrograph (NIFS) at Gemini North, Anil C. Seth of the Harvard-Smithsonian Centre for Astrophysics and his collaborators demons...
ISRO to redesign Soyuz for its manned space mission After the historic moon mission, India will redesign Russian space capsule Soyuz to send its astronauts on the country's maiden manned space mission. Read more
Flag Fen archaeology idea brings in public to dig deep Renowned Bronze Age archaeological site Flag Fen in Cambridgeshire will host a first-of-its-kind dig that makes the public integral to the project. The idea combines both "crowdfunding" and "crowdsourcing"; for cont...
Culture ministers and leading commentators from 40 countries are gathering in Edinburgh for a major cultural summit. They will take their seats in the Scottish Parliament for two days of debate and discussion. The summit is taking place with Edinburgh's famous festival season in full swing. Read...
Rasmus Bartholin (Latinised Erasmus Bartholinus; 13 August 1625, Roskilde - 4 November 1698, Kopenhagen) was a Danish scientist and physician. As part of his studies, he travelled in Europe for ten years. Professor at the University of Copenhagen, first in Geometry, later in Medicine. He was a yo...
