M24 - Sagittarius Star Cloud The Sagittarius Star Cloud is M24 in the famed Messier catalogue - but can you really call it an object? Professor Mike Merrifield is an astronomer at the University of Nottingham.
Title: NANTEN 12CO (J=1-0) observations around the star WR 55 Authors: N. U. Duronea, E. M. Arnal, J. C. Testori Context: A complete study of the molecular and ionised gas in the environs of the nebula RCW 78 around WR 55 is presented. Aims: The aim of this work is to investigate the spatial distributio...
Title: Elemental Abundances in the Possible Type Ia Supernova Remnant G344.7-0.1 Authors: Hiroya Yamaguchi, Masaomi Tanaka, Keiichi Maeda, Patrick O. Slane, Adam Foster, Randall K. Smith, Satoru Katsuda, Rie Yoshii Recent studies on the Galactic supernova remnant (SNR) G344.7-0.1 have comm...
Chance to get a closer look at Mars Mars approaches close to Earth once every 25 months or so. Later this month, Mars will be closer to Earth than it will be for the next two years. The closest approach will occur on Jan. 29, so the Bridgewater State College Observatory is planning to make the most of it. [u...
A brand new Cranbourne meteorite display is on the agenda almost 150 years after the real deal hit the earth. The yet-to-be-built Cranbourne Aquatic and Leisure Centre could be the new home with coun...
Title: XMM-Newton Finds That SAX J1750.8-2900 May Harbor the Hottest, Most Luminous Known Neutron Star Authors: Alexander W. Lowell, John A. Tomsick, Craig O. Heinke, Arash Bodaghee, Steven E. Boggs, Philip Kaaret, Sylvain Chaty, Jerome Rodriguez, Roland Walter We have performed the first sen...
Title: The Chandra view of the Largest Quasar Lens SDSS J1029+2623 Authors: Naomi Ota, Masamune Oguri, Xinyu Dai, Christopher S. Kochanek, Gordon T. Richards, Eran O. Ofek, Roger D. Blandford, Tim Schrabback, Naohisa Inada We present results from Chandra observations of the z_l=0.58 cluster le...
Title: Mergers and interactions in SDSS type 2 quasars at z~0.3-0.4. SDSS J143027.66-005614.8: a case study Authors: Montse Villar-Martin, Antonio Cabrera-Lavers, Patricia Bessiere, Clive Tadhunter, Marvin Rose, Carlos de Breuck We present a compilation of HST images of 58 luminous SDSS typ...
SU Aurigae is T Tauri Star in Auriga. Distance is an estimated 1,800 light-years, while the spectral type is a G2 IIIev. Read more Apparent magnitude: +10.22 Google earth file: SU Aurigae.kmz (1kb, kmz) Position (J2000): R.A. 04 5...
Yarrabubba crater is a 30-70 km diameter eroded impact structure situated in the northern Yilgarn Craton between the towns of Sandstone and Meekatharra, central Western Australia. The age of the impact event is uncertain, but the crater is younger than the granite that it shocked, and which has...
Title: The Heisenberg-Euler Effective Action: 75 years on Authors: Gerald V. Dunne On this 75th anniversary of the publication of the Heisenberg-Euler paper on the full non-perturbative one-loop effective action for quantum electrodynamics I review their paper and discuss some of the impact i...
Title: Astronomy with Small Telescopes
Authors: Bohdan Paczynski
revised v3
The All Sky Automated Survey (ASAS) is monitoring all sky to about 14 mag with a cadence of about 1 day; it has discovered about 10^5 variable stars, most of them new. The instrument used for the sur...
On December 11, 1923, Edwin Hubble discovered a nova in the Andromeda galaxy. Novae occurring in our Milky Way's sister galaxy are not that uncommon. There have been over 800 novae detected in M31 in the last 100 years. Hubble's 1923 discovery became known as M31N 1923-12c, the third nova discovered...
Whether one considers it vandalism or a form of artistic expression, one simply cannot escape the graffiti adorns and blights the urban landscape. Close up of the face image at the Turk Street mural. Photo by aperteGirl with the teddy bear. Photo by southtyrolean[url=http://pressesc.co...
1 2
)
(Preview)
