Current and future dwarf galaxy research

July 19, 2015

by Deidre Hunter (Lowell Observatory) Last week astronomers from around Sydney and Perth gathered at CSIRO for a workshop on “HI in Dwarf Galaxies”. A common theme were the insights, […]

Parkes radio searches of Fermi gamma-ray sources and millisecond pulsar discoveries

July 18, 2015

by Fernando Camilo (Columbia University) The Fermi Gamma-ray Space Telescope has revolutionized the study of the high-energy universe since its launch in 2008. Many of its discoveries are achieved in […]

ATNF Colloquium – Altitude Bounds in Gamma-Ray Pulsars from Pair Transparency Constraints

July 17, 2015

by Matthew Baring (Rice University) Abstract. The Fermi gamma-ray pulsar database now exceeds 160 sources and has defined an important part of Fermi’s science legacy, providing rich information for the […]

On the neutral gas content of nine new Milky Way satellite galaxy candidates

July 16, 2015

by Tobias Westmeier (ICRAR/UWA) Westmeier et al. (2015) use a new, improved version of the HI Parkes All-Sky Survey (HIPASS) to search for HI emission from nine new, ultra-faint Milky […]

HI in Dwarf Galaxies Workshop, July 15-16, 2015

July 15, 2015

by Megan Johnson (CASS) ATNF is hosting a two day workshop called “HI in Dwarf Galaxies” in honor of distinguished visitor, Dr. Deidre Hunter, the PI of LITTLE THINGS (Hunter […]

Famous radio astronomers

July 14, 2015

Left picture: U.S. radio astronomer Martha Stahr Carpenter (Cornell University) with some of the instrumentation in the receiver hut of the 11m (36 ft) antenna at Potts Hill , during […]

ATNF Colloquium – Grote Reber Medal Lecture: Enabling Technologies for Modern Radio Astronomy

July 13, 2015

by Ron Ekers (CASS) Abstract. 80 years ago Grote Reber started on the path of technical innovation in radio astronomy, including the first use of a large parabolic dish . […]

First interferometry in Australia

July 12, 2015

This 32-element grating array was erected in 1951 along the south bank of the smaller reservoir at the Potts Hill field station. The array comprised 32 x 1.8-m solid metal […]

The restored Potts Hill Cottage

July 11, 2015

Potts Hill in Sydney was the site of 11 radio astronomy telescopes. Here is a picture taken on 9 July 2015 (by B. Koribalski) of the Potts Hill Cottage – […]

Radio Astronomy at Potts Hill

July 10, 2015

Potts Hill in Sydney was the site of 11 radio astronomy telescopes, including a synthesis telescope (32 x 1.8-m dishes operating at 1420 MHz) to observe the solar corona in […]

The traditional lands of the Wadjarri Yamatji

July 9, 2015

Photo by Megan Argo (Curtin University) Steven Tingay (left), pictured with Tedo Ryan (right) at the Murchison Radio-astronomy Observatory (MRO), beautifully writes about Indigenous culture and astrophysics: a path to […]

ATNF Colloquium – The Evolution of Massive Stars: Closing the Loop in the Galaxies of the Local Group

July 8, 2015

by Phil Massey (Lowell Observatory) Abstract. Massive stars are extremely rare: for every star with a mass 20 times that of the sun, there are over 100,000 solar-type stars in […]