Discovery of Very High-Energy Gamma-Ray Radiation from the BL Lac 1ES 0806+524 (2008)
Aliu, E., Arlen, T., Bautista, M., Beilicke, M., Benbow, W., ...
The high-frequency-peaked BL-Lacertae object \objectname{1ES 0806+524}, at redshift z=0.138, was observed in the very-high-energy (VHE) gamma-ray regime by VERITAS between November 2006 and April...
Pohl, M., Abdo, A., Atoyan, A., Baring, M., Beacom, J., Blandford, R., ...
This is a report on the findings of the SNR/cosmic-ray working group for the white paper on the status and future of ground-based gamma-ray astronomy. The white paper is an APS commissioned document,...
Status of the VERITAS Observatory (2008)
Holder, J., Acciari, V. A., Aliu, E., Arlen, T., Beilicke, M., Benbow, W., ...
VERITAS, an Imaging Atmospheric Cherenkov Telescope (IACT) system for gammma-ray astronomy in the GeV-TeV range, has recently completed its first season of observations with a full array of four...
Aliu, E., Beilicke, M., Benbow, W., Boettcher, M., Bradbury, S. M., ...
We report the detection of very high-energy gamma-ray emission from the intermediate-frequency-peaked BL Lacertae object W Comae (z=0.102) by VERITAS. The source was observed between January and...
VERITAS Observations of the gamma-Ray Binary LS I +61 303 (2008)
Acciari, V. A., Beilicke, M., Blaylock, G., Bradbury, S. M., Buckley, J. H., Bugaev, V., ...
LS I +61 303 is one of only a few high-mass X-ray binaries currently detected at high significance in very high energy gamma-rays. The system was observed over several orbital cycles (between...
Observation of gamma-ray emission from the galaxy M87 above 250 GeV with VERITAS (2008)
Acciari, V. A., Beilicke, M., Blaylock, G., Bradbury, S. M., Buckley, J. H., Bugaev, V., ...
The multiwavelength observation of the nearby radio galaxy M87 provides a unique opportunity to study in detail processes occurring in Active Galactic Nuclei from radio waves to TeV gamma-rays. Here...
Veritas observations of the gamma-ray binary LS I+61 303 (2008)
Acciari, V. A., Beilicke, M., Blaylock, G., Bradbury, S. M., Buckley, J. H., Bugaev, V., ...
LS I +61 303 is one of only a few high-mass X-ray binaries currently detected at high significance in very high energy gamma-rays. The system was observed over several orbital cycles ( between 2006...
Observation of gamma-ray emission from the galaxy M87 above 250 GeV with VERITAS (2008)
Acciari, V. A., Beilicke, M., Blaylock, G., Bradbury, S. M., Buckley, J. H., Bugaev, V., ...
The multiwavelength observation of the nearby radio galaxy M87 provides a unique opportunity to study in detail processes occurring in active galactic nuclei from radio waves to TeV gamma-rays. Here...
First results from VERITAS (2008)
Hanna, D., Acciari, V. A., Amini, R., Badran, H. M., Blaylock, G., Bradbury, S. M., ...
VERITAS is an array of four, 12-m-diameter, Cherenkov telescopes, designed to explore the very-high-energy gamma-ray sky in the energy band between 100 GeV and 50 TeV. Its construction and...
Konopelko, A., Atkins, R. W., Blaylock, G., Buckley, J. H., Butt, Y., Carter-Lewis, D. A., ...
We report on observations of the sky region around the unidentified TeV gamma-ray source (TeV J2032+ 4130) carried out with the Whipple Observatory 10 m atmospheric Cerenkov telescope for a total of...
Konopelko, A., Atkins, R. W., Blaylock, G., Buckley, J. H., Butt, Y., Carter-Lewis, D. A., ...
We report on observations of the sky region around the unidentified TeV gamma-ray source TeV J2032+4130 carried out with the Whipple Observatory 10 m atmospheric Cherenkov telescope for a total of...
Safi-Harb, S., Ribo, M., Butt, Y., Matheson, H., Negueruela, I., Lu, F., ...
1WGA J1346.5-6255 is a ROSAT X-ray source found within the radio lobes of the supernova remnant (SNR) G309.2-00.6. This source also appears to coincide with the bright and early-type star HD 119682,...
INTEGRAL and XMM-Newton observations towards the unidentified MeV source GRO J1411-64 (2006)
Torres, D. F., Zhang, S., Reimer, O., Barcons, X., Corral, A., Bosch-Ramon, V., ...
Evolution of the X-Ray Jets from 4U 1755-33 (2006)
Kaaret, P., Corbel, S., Tomsick, J.A., Lazendic, J., Tzioumis, A.K., Butt, Y., ...
We report on new X-ray observations of the large-scale jets recently discovered in X-rays from the black hole candidate 4U 1755-33. Our observations in 2004 show that the jets found in 2001 are still...
Evolution of the X-Ray Jets from 4U 1755--33 (2005)
Kaaret, P., Corbel, S., Tomsick, J. A., Lazendic, J., Tzioumis, A. K., Butt, Y., ...
We report on new X-ray observations of the large-scale jets recently discovered in X-rays from the black hole candidate 4U 1755-33. Our observations in 2004 show that the jets found in 2001 are still...
Waiting in the Wings: Reflected X-ray Emission from the Homunculus Nebula (2004)
Corcoran, M. F., Hamaguchi, K., Gull, T., Davidson, K., Petre, R., Hillier, D. J., ...
We report the first detection of X-ray emission associated with the Homunculus Nebula which surrounds the supermassive star Eta Carinae. The emission is characterized by a temperature in excess of...
Large-scale X-ray jets from Galactic black holes (2004)
Kaaret, P., Corbel, S., Tomsick, J.A., Butt, Y., Fender, R.P., Lazendic, J.S., ...
Starrfield, S., Burwitz, V., Hauschildt, P., Wichmann, R., Drake, J. J., ...
V4743 Sgr (Nova Sgr 2002 No. 3) was discovered on 20 September 2002. We obtained a 5ks ACIS-S spectrum in November 2002 and found that the nova was faint in X-rays. We then obtained a 25ks CHANDRA...
Chandra Temperature Map of Abell 754 and Constraints on Thermal Conduction (2003)
Markevitch, M., Mazzotta, P., Vikhlinin, A., Burke, D., Butt, Y., David, L., ...
We use Chandra data to derive a detailed gas temperature map of the nearby, hot, merging galaxy cluster A754. Combined with the X-ray and optical images, the map reveals a more complex merger...
Chandra Spectra of the Soft X-ray Diffuse Background (2002)
Markevitch, M., Bautz, M. W., Biller, B., Butt, Y., Edgar, R., Gaetz, T., ...
We present an exploratory Chandra ACIS-S3 study of the diffuse component of the Cosmic X-ray Background in the 0.3-7 keV band for four directions at high Galactic latitudes, with emphasis on details...