Related papers: Modelling the Galactic very-high-energy $\gamma$-r…

Galactic diffuse gamma-ray emission from GeV to PeV energies in light of up-to-date cosmic ray measurements

The diffuse gamma-ray emission between 10 and 1000 TeV from the Galactic plane was recently measured by the Large High Altitude Air Shower Observatory (LHAASO). These observations will help tremendously in constraining the propagation and…

High Energy Astrophysical Phenomena · Physics 2023-11-06 Rui Zhang , Xiaoyuan Huang , Zhi-Hui Xu , Shiping Zhao , Qiang Yuan

Discovery of VHE gamma-rays from the high-frequency-peaked BL Lac object RGB J0152+017

Aims: The BL Lac object RGB J0152+017 (z=0.080) was predicted to be a very high-energy (VHE; > 100 GeV) gamma-ray source, due to its high X-ray and radio fluxes. Our aim is to understand the radiative processes by investigating the observed…

Astrophysics · Physics 2008-04-09 HESS Collaboration , F. Aharonian

Milky Way Demographics with the VVV Survey II. Color Transformations and Near-Infrared Photometry for 136 Million Stars in the Southern Galactic Disk

The new multi-epoch near-infrared VVV survey (VISTA Variables in the Via Lactea) is sampling 562 sq. deg of the Galactic bulge and adjacent regions of the disk. Accurate astrometry established for the region surveyed allows the VVV data to…

Astrophysics of Galaxies · Physics 2013-05-28 M. Soto , R. Barba , G. Gunthardt , D. Minniti , P. Lucas , D. Majaess , M. Irwin , J. P. Emerson , E. Gonzalez-Solares , M. Hempel , R. K. Saito , S. Gurovich , A. Roman-Lopes , C. Moni-Bidin , M. V. Santucho , J. Borissova , R. Kurtev , I. Toledo , D. Geisler , M. Dominguez , J. C. Beamin

Evidence for Unresolved Gamma-Ray Point Sources in the Inner Galaxy

We present a new method to characterize unresolved point sources (PSs), generalizing traditional template fits to account for non-Poissonian photon statistics. We apply this method to Fermi Large Area Telescope gamma-ray data to…

High Energy Astrophysical Phenomena · Physics 2016-02-10 Samuel K. Lee , Mariangela Lisanti , Benjamin R. Safdi , Tracy R. Slatyer , Wei Xue

Discovery of very high energy gamma-ray emission from the blazar 1ES 0033+595 by the MAGIC telescopes

The number of known very high energy (VHE) blazars is $\sim\,50$, which is very small in comparison to the number of blazars detected in other frequencies. This situation is a handicap for population studies of blazars, which emit about…

High Energy Astrophysical Phenomena · Physics 2015-06-23 J. Aleksić , S. Ansoldi , L. A. Antonelli , P. Antoranz , A. Babic , P. Bangale , U. Barres de Almeida , J. A. Barrio , J. Becerra González , W. Bednarek , K. Berger , E. Bernardini , A. Biland , O. Blanch , S. Bonnefoy , G. Bonnoli , F. Borracci , T. Bretz , E. Carmona , A. Carosi , D. Carreto Fidalgo , P. Colin , E. Colombo , J. L. Contreras , J. Cortina , S. Covino , P. Da Vela , F. Dazzi , A. De Angelis , G. De Caneva , B. De Lotto , C. Delgado Mendez , M. Doert , A. Domínguez , D. Dominis Prester , D. Dorner , M. Doro , S. Einecke , D. Eisenacher , D. Elsaesser , E. Farina , D. Ferenc , M. V. Fonseca , L. Font , K. Frantzen , C. Fruck , R. J. García López , M. Garczarczyk , D. Garrido Terrats , M. Gaug , N. Godinović , A. González Muñoz , S. R. Gozzini , D. Hadasch , M. Hayashida , J. Herrera , A. Herrero , D. Hildebrand , J. Hose , D. Hrupec , W. Idec , V. Kadenius , H. Kellermann , K. Kodani , Y. Konno , J. Krause , H. Kubo , J. Kushida , A. La Barbera , D. Lelas , N. Lewandowska , E. Lindfors , S. Lombardi , M. López , R. López-Coto , A. López-Oramas , E. Lorenz , I. Lozano , M. Makariev , K. Mallot , G. Maneva , N. Mankuzhiyil , K. Mannheim , L. Maraschi , B. Marcote , M. Mariotti , M. Martínez , D. Mazin , U. Menzel , M. Meucci , J. M. Miranda , R. Mirzoyan , A. Moralejo , P. Munar-Adrover , D. Nakajima , A. Niedzwiecki , K. Nilsson , K. Nishijima , K. Noda , N. Nowak , R. Orito , A. Overkemping , S. Paiano , M. Palatiello , D. Paneque , R. Paoletti , J. M. Paredes , X. Paredes-Fortuny , S. Partini , M. Persic , F. Prada , P. G. Prada Moroni , E. Prandini , S. Preziuso , I. Puljak , R. Reinthal , W. Rhode , M. Ribó , J. Rico , J. Rodriguez Garcia , S. Rügamer , A. Saggion , T. Saito , K. Saito , K. Satalecka , V. Scalzotto , V. Scapin , C. Schultz , T. Schweizer , S. N. Shore , A. Sillanpää , J. Sitarek , I. Snidaric , D. Sobczynska , F. Spanier , V. Stamatescu , A. Stamerra , T. Steinbring , J. Storz , S. Sun , T. Surić , L. Takalo , H. Takami , F. Tavecchio , P. Temnikov , T. Terzić , D. Tescaro , M. Teshima , J. Thaele , O. Tibolla , D. F. Torres , T. Toyama , A. Treves , M. Uellenbeck , P. Vogler , R. M. Wagner , F. Zandanel , R. Zanin , V. Tronconi , S. Buson

Discovery of the VHE gamma-ray source HESS J1832-093 in the vicinity of SNR G22.7-0.2

The region around the supernova remnant (SNR) W41 contains several TeV sources and has prompted the H.E.S.S. Collaboration to perform deep observations of this field of view. This resulted in the discovery of the new very high energy (VHE)…

High Energy Astrophysical Phenomena · Physics 2015-06-23 H. E. S. S. Collaboration , : , A. Abramowski , F. Aharonian , F. Ait Benkhali , A. G. Akhperjanian , E. Angüner , G. Anton , S. Balenderan , A. Balzer , A. Barnacka , Y. Becherini , J. Becker Tjus , K. Bernlöhr , E. Birsin , E. Bissaldi , J. Biteau , M. Böttcher , C. Boisson , J. Bolmont , P. Bordas , J. Brucker , F. Brun , P. Brun , T. Bulik , S. Carrigan , S. Casanova , M. Cerruti , P. M. Chadwick , R. Chalme-Calvet , R. C. G. Chaves , A. Cheesebrough , M. Chrétien , S. Colafrancesco , G. Cologna , J. Conrad , C. Couturier , Y. Cui , M. Dalton , M. K. Daniel , I. D. Davids , B. Degrange , C. Deil , P. deWilt , H. J. Dickinson , A. Djannati-Ataï , W. Domainko , L. O'C. Drury , G. Dubus , K. Dutson , J. Dyks , M. Dyrda , T. Edwards , K. Egberts , P. Eger , P. Espigat , C. Farnier , S. Fegan , F. Feinstein , M. V. Fernandes , D. Fernandez , A. Fiasson , G. Fontaine , A. Förster , M. Füßling , M. Gajdus , Y. A. Gallant , T. Garrigoux , G. Giavitto , B. Giebels , J. F. Glicenstein , M. -H. Grondin , M. Grudzińska , S. Häffner , J. Hahn , J. Harris , G. Heinzelmann , G. Henri , G. Hermann , O. Hervet , A. Hillert , J. A. Hinton , W. Hofmann , P. Hofverberg , M. Holler , D. Horns , A. Jacholkowska , C. Jahn , M. Jamrozy , M. Janiak , F. Jankowsky , I. Jung , M. A. Kastendieck , K. Katarzyński , U. Katz , S. Kaufmann , B. Khélifi , M. Kieffer , S. Klepser , D. Klochkov , W. Kluźniak , T. Kneiske , D. Kolitzus , Nu. Komin , K. Kosack , S. Krakau , F. Krayzel , P. P. Krüger , H. Laffon , G. Lamanna , J. Lefaucheur , A. Lemière , M. Lemoine-Goumard , J. -P. Lenain , D. Lennarz , T. Lohse , A. Lopatin , C. -C. Lu , V. Marandon , A. Marcowith , R. Marx , G. Maurin , N. Maxted , M. Mayer , T. J. L. McComb , J. Méhault , P. J. Meintjes , U. Menzler , M. Meyer , R. Moderski , M. Mohamed , E. Moulin , T. Murach , C. L. Naumann , M. de Naurois , J. Niemiec , S. J. Nolan , L. Oakes , S. Ohm , E. de O na Wilhelmi , B. Opitz , M. Ostrowski , I. Oya , M. Panter , R. D. Parsons , M. Paz Arribas , N. W. Pekeur , G. Pelletier , J. Perez , P. -O. Petrucci , B. Peyaud , S. Pita , H. Poon , G. Pühlhofer , M. Punch , A. Quirrenbach , S. Raab , M. Raue , A. Reimer , O. Reimer , M. Renaud , R. de los Reyes , F. Rieger , L. Rob , C. Romoli , S. Rosier-Lees , G. Rowell , B. Rudak , C. B. Rulten , V. Sahakian , D. A. Sanchez , A. Santangelo , R. Schlickeiser , F. Schüssler , A. Schulz , U. Schwanke , S. Schwarzburg , S. Schwemmer , H. Sol , G. Spengler , F. Spies , L. Stawarz , R. Steenkamp , C. Stegmann , F. Stinzing , K. Stycz , I. Sushch , A. Szostek , J. -P. Tavernet , T. Tavernier , A. M. Taylor , R. Terrier , M. Tluczykont , C. Trichard , K. Valerius , C. van Eldik , B. van Soelen , G. Vasileiadis , C. Venter , A. Viana , P. Vincent , H. J. Völk , F. Volpe , M. Vorster , T. Vuillaume , S. J. Wagner , P. Wagner , M. Ward , M. Weidinger , Q. Weitzel , R. White , A. Wierzcholska , P. Willmann , A. Wörnlein , D. Wouters , V. Zabalza , M. Zacharias , A. Zajczyk , A. A. Zdziarski , A. Zech , H. -S. Zechlin

The Milky Way's total satellite population and constraining the mass of the warm dark matter particle

The Milky Way's (MW) satellite population is a powerful probe of warm dark matter (WDM) models as the abundance of small substructures is very sensitive to the properties of the WDM particle. However, only a partial census of the MW's…

Astrophysics of Galaxies · Physics 2019-11-01 Oliver Newton , Marius Cautun , Adrian Jenkins , Carlos S. Frenk , John C. Helly

Future Pulsar Observations with H.E.S.S

Since their discovery at radio wavelengths pulsars have been persistent targets for widespread multi-wave observations throughout optics, radio, X-rays, and high-energy gamma-rays. Observations with the EGRET gamma-ray telescope, on board…

Astrophysics · Physics 2007-05-23 A. Konopelko

The second H.E.S.S. gamma-ray burst catalogue: 15 years of observations with the H.E.S.S. telescopes

Recent observational efforts using imaging atmospheric Cherenkov telescopes (IACTs) have led to firm detections of very-high-energy (VHE) signals from bright gamma-ray bursts (GRBs), often at moderate redshifts. This work presents 15 years…

High Energy Astrophysical Phenomena · Physics 2026-03-24 A. Acharyya , F. Aharonian , C. Arcaro , H. Ashkar , M. Backes , V. Barbosa Martins , R. Batzofin , Y. Becherini , D. Berge , K. Bernlöhr , M. Böttcher , C. Boisson , J. Bolmont , J. Borowska , F. Brun , B. Bruno , C. Burger-Scheidlin , S. Casanova , J. Celic , M. Cerruti , S. Chandra , A. Chen , M. Chernyakova , J. O. Chibueze , O. Chibueze , T. Collins , B. Cornejo , G. Cotter , J. Damascene Mbarubucyeye , I. D. Davids , J. de Assis Scarpin , M. de Bony de Lavergne , M. de Naurois , E. de Oña Wilhelmi , A. G. Delgado Giler , J. Devin , A. Djannati-Ataï , J. Djuvsland , A. Dmytriiev , K. Egberts , K. Egg , J. -P. Ernenwein , C. Escañuela Nieves , M. D. Filipovic , G. Fontaine , S. Funk , S. Gabici , Y. A. Gallant , M. Genaro , J. F. Glicenstein , J. Glombitza , M. -H. Grondin , L. Heckmann , B. Heß , J. A. Hinton , W. Hofmann , T. L. Holch , M. Holler , D. Horns , Z. Huang , M. Jamrozy , F. Jankowsky , I. Jaroschewski , D. Jimeno Sanchez , I. Jung-Richardt , E. Kasai , K. Kasprzak , K. Katarzyński , D. Kerszberg , B. Khélifi , W. Kluzniak , N. Komin , K. Kosack , D. Kostunin , R. G. Lang , S. Lazarević , M. Lemoine-Goumard , J. -P. Lenain , P. Liniewicz , A. Luashvili , J. Mackey , D. Malyshev , D. Malyshev , V. Marandon , M. Mayer , A. Mehta , A. Mikhno , A. M. W. Mitchell , R. Moderski , M. O. Moghadam , L. Mohrmann , A. Montanari , E. Moulin , J. Niemiec , P. O'Brien , L. Olivera-Nieto , S. Panny , M. Panter , R. D. Parsons , U. Pensec , P. Pichard , S. Pita , G. Pühlhofer , M. Punch , A. Quirrenbach , M. Regeard , A. Reimer , O. Reimer , I. Reis , H. Ren , B. Reville , F. Rieger , G. Rowell , B. Rudak , E. Ruiz-Velasco , K. Sabri , V. Sahakian , H. Salzmann , D. A. Sanchez , A. Santangelo , M. Sasaki , F. Schüssler , M. Senniappan , J. N. S. Shapopi , W. Si Said , H. Sol , S. Spencer , Ł. Stawarz , S. Steinmassl , T. Tanaka , A. M. Taylor , G. L. Taylor , R. Terrier , M. Tsirou , T. Unbehaun , C. van Eldik , M. Vecchi , C. Venter , J. Vink , T. Wach , S. J. Wagner , A. Wierzcholska , M. Zacharias , A. A. Zdziarski , W. Zhong , S. J. Zhu , A. Zech

Characterization of unresolved and unclassified sources detected in radio continuum surveys of the Galactic plane

The continuum emission from 1 to 2 GHz of The HI/OH/Recombination line survey of the inner Milky Way (THOR) at $\lesssim$18" resolution covers $\sim 132$ square degrees of the Galactic plane and detects 10387 sources. Similarly, the first…

Astrophysics of Galaxies · Physics 2021-01-13 Arnab Chakraborty , Nirupam Roy , Y. Wang , Abhirup Datta , H. Beuther , S. -N. X. Medina , K. M. Menten , J. S. Urquhart , A. Brunthaler , S. A. Dzib

MAGPIS: A Multi-Array Galactic Plane Imaging Survey

We present the Multi-Array Galactic Plane Imaging Survey (MAGPIS), which maps portions of the first Galactic quadrant with an angular resolution, sensitivity and dynamic range that surpasses existing radio images of the Milky Way by more…

Astrophysics · Physics 2010-02-23 David J. Helfand , Robert H. Becker , Richard L. White , Adam Fallon , Sarah Tuttle

Constraints on the Galactic Centre environment from Gaia hypervelocity stars

Following a dynamical encounter with Sgr A*, binaries in the Galactic Centre (GC) can be tidally separated and one member star ejected as a hyper-velocity star (HVS) with a velocity beyond the escape speed of the Milky Way. As GC-born…

Astrophysics of Galaxies · Physics 2022-03-09 F. A. Evans , T. Marchetti , E. M. Rossi

Sgr A* Observations with H.E.S.S. II

The Galactic Centre has been studied with the High Energy Stereoscopic System (H.E.S.S.) for over 10 years, revealing a bright, complex gamma-ray morphology. Besides a strong point-like very-high-energy gamma-ray source coincident with the…

High Energy Astrophysical Phenomena · Physics 2019-08-14 R. D. Parsons , M. Holler , J. King , V. Lefranc , E. Moulin , H. Poon , J. Veh , A. Viana

The MASSIVE Survey - XII Connecting Stellar Populations of Early-Type Galaxies to Kinematics and Environment

We measure the stellar populations as a function of radius for 90 early-type galaxies (ETGs) in the MASSIVE survey, a volume-limited integral-field spectroscopic (IFS) galaxy survey targeting all northern-sky ETGs with absolute K-band…

Astrophysics of Galaxies · Physics 2019-04-03 Jenny E Greene , Melanie Veale , Chung-Pei Ma , Jens Thomas , Matthew E. Quenneville , John P. Blakeslee , Jonelle L. Walsh , Andrew Goulding , Jennifer Ito

The missing GeV {\gamma}-ray binary: Searching for HESS J0632+057 with Fermi-LAT

The very high energy (VHE; >100 GeV) source HESS J0632+057 has been recently confirmed as a \gamma-ray binary, a subclass of the high mass X-ray binary (HMXB) population, through the detection of an orbital period of 321 days. We performed…

High Energy Astrophysical Phenomena · Physics 2015-06-17 G. A. Caliandro , A. B. Hill , D. F. Torres , D. Hadasch , P. Ray , A. Abdo , J. W. T. Hessels , A. Ridolfi , A. Possenti , M. Burgay , N. Rea , P. H. T. Tam , R. Dubois , G. Dubus , T. Glanzman , T. Jogler

Establishing a connection between high-power pulsars and very-high-energy gamma-ray sources

In the very-high-energy (VHE) gamma-ray wave band, pulsar wind nebulae (PWNe) represent to date the most populous class of Galactic sources. Nevertheless, the details of the energy conversion mechanisms in the vicinity of pulsars are not…

Astrophysics · Physics 2019-08-14 S. Carrigan , J. A. Hinton , W. Hofmann , K. Kosack , T. Lohse , O. Reimer

Radio counterparts of gamma-ray sources in the Cygnus region

The view of the gamma-ray universe is being continuously expanded by space high energy (HE) and ground based very-high energy (VHE) observatories. Yet, the angular resolution limitation still precludes a straightforward identification of…

High Energy Astrophysical Phenomena · Physics 2021-03-17 Paula Benaglia , C. H. Ishwara-Chandra , Josep M. Paredes , Huib T. Intema , Marcelo E. Colazo , Natacha L. Isequilla

HESS J1507-622: an unique unidentified source off the Galactic Plane

Galactic very high energy (VHE, > 100 GeV) gamma ray sources in the inner Galaxy H.E.S.S. survey tend to cluster within 1 degree in latitude around the Galactic plane. HESS J1507-622 instead is unique, since it is located at latitude of…

High Energy Astrophysical Phenomena · Physics 2019-08-14 O. Tibolla , W. Domainko , W. Hofmann , O. de Jager , S. Kaufmann , N. Komin , K. Kosack

The Stellar Abundances and Galactic Evolution Survey (SAGES) -- -- I. General Description and the First Data Release (DR1)

The Stellar Abundances and Galactic Evolution Survey (SAGES) of the northern sky is a specifically-designed multi-band photometric survey aiming to provide reliable stellar parameters with accuracy comparable to those from low-resolution…

Astrophysics of Galaxies · Physics 2023-06-30 Zhou Fan , Gang Zhao , Wei Wang , Jie Zheng , Jingkun Zhao , Chun Li , Yuqin Chen , Haibo Yuan , Haining Li , Kefeng Tan , Yihan Song , Fang Zuo , Yang Huang , Ali Luo , Ali Esamdin , Lu Ma , Bin Li , Nan Song , Frank Grupp , Haibin Zhao , Shuhrat A. Ehgamberdiev , Otabek A. Burkhonov , Guojie Feng , Chunhai Bai , Xuan Zhang , Hubiao Niu , Alisher S. Khodjaev , Bakhodir M. Khafizov , Ildar M. Asfandiyarov , Asadulla M. Shaymanov , Rivkat G. Karimov , Qudratillo Yuldashev , Hao Lu , Getu Zhaori , Renquan Hong , Longfei Hu , Yujuan Liu , Zhijian Xu

High Energy Gamma Rays

The Very High Energy Gamma Ray Astronomy (VHE) is a rapidly evolving branch of modern astronomy, which covers the range from about 50 GeV to several tens of TeV from the ground. In the past years, the second generation instruments firmly…

Astrophysics · Physics 2007-05-23 Mathieu de Naurois