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New black hole images reveal a glowing, fluffy ring and a high-speed jet（图）
黑洞图像 高速喷气机 等离子体物理学
2023/6/9
In 2017, astronomers captured the first image of a black hole by coordinating radio dishes around the world to act as a single, planet-sized telescope. The synchronized network, known collectively as ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Notes on black hole images
黑洞 图像 注意事项
2023/4/13
In this talk, I will present the progress of the study on black hole images in our group. The topic is expected to include black hole shadows, images of the accretion disk and jets around a black hole...
As praise pours in for the images released July 12 from NASA’s new James Webb Space Telescope (JWST) – the next-generation telescope able to peer deeper into the cosmos – Cornell astronomy faculty who...
NSF’s newest solar telescope produces first images（图）
NSF newest solar telescope first images
2020/2/20
ust released first images from the National Science Foundation’s Daniel K. Inouye Solar Telescope reveal unprecedented detail of the sun’s surface and preview the world-class products to come from thi...
Images from solar observatory peel away layers of a stellar mystery（图）
Images solar observatory peel away layers stellar mystery
2019/11/22
NSF-funded scientists at the New Jersey Institute of Technology have shed new light on one of the central mysteries of solar physics: how energy from the sun is transferred to the star's upper atmosph...
Astronomers Create First Detailed Images Of Surface Of Giant Star（图）
Astronomers Create First Detailed Surface Of Giant Star
2018/2/1
An international team of astronomers has produced the first detailed images of the surface of a giant star outside our solar system, revealing a nearly circular, dust-free atmosphere with complex area...
The highest-resolution radar images of asteroid 2015 TB145's safe flyby of Earth have been processed and yield new information about its surface features. To obtain these highest-resolution radar...
Interferometric 890 mu m images of high-redshift submillimeter galaxies
high redshift submillimeter
2014/12/23
We present high-resolution 890 μm images of two 20 mJy submillimeter galaxies, SMM J123711+622212 and MIPS J142824.0+352619, obtained using the Submillimeter Array (SMA). Using submillimeter interfero...
Radio and X-ray images of the SNR G18.8+0.3 interacting with molecular clouds
Radio X-ray images
2014/12/23
New HI images from the VLA Galactic Plane Survey (VGPS) show clear absorption features associated with the supernova remnant (SNR) G18.8+0.3. High-resolution 13CO images reveal that molecular clouds o...
Unprecedented nova images illuminate astronomers' models for its ejecta
astronomy image fireball stage
2014/10/30
The first images of a nova during its early fireball stage--when it ejects material, and gases expand and cool--show that this activity is more complicated than predicted.
Dark matter may be invisible gravitational ghost images and not the real matter imagined
dark matter dark energy gravitational lens large scale structure of the universe quasars redshift periodicity gamma ray burst galaxies black hole
2011/9/25
According to the polar effect in the hyperspherical universe, we realize that “Dark matter” may be invisible gravitational ghost images originating from the matter around the poles and not the real na...
CLASH: New Multiple-Images Constraining the Inner Mass Profile of MACS J1206.2-0847
CLASH: Constraining Inner Mass Profile MACS J1206.2-0847
2011/10/9
We present a strong-lensing analysis of the galaxy cluster MACS J1206.2-0847 ($z$=0.44) using UV, Optical, and IR, HST/ACS/WFC3 data taken as part of the CLASH multi-cycle treasury program, with VLT/V...
The first release of data from the Herschel ATLAS: the SPIRE images
the Herschel ATLAS the SPIRE images
2011/1/11
We have reduced the data taken with the Spectral and Photometric Imaging Receiver (SPIRE) photometer on board the Herschel Space Observatory in the Science Demonstration Phase (SDP) of the Herschel As...
Deconvolution of Images from BLAST 2005: Insight into the K3-50 and IC 5146 Star-Forming Regions
BLAST 2005 the K3-50 IC 5146 Star-Forming Regions
2011/1/10
We present an implementation of the iterative flux-conserving Lucy-Richardson (L-R) deconvolution method of image restoration for maps produced by the Balloon-borne Large Aperture Submillimeter Telesc...
Images of unclassified and supergiant B[e] stars disks with interferometry
techniques high angular resolution – techniques interferometric – binaries close– stars
2010/11/16
B[e] stars are among the most peculiar objects in the sky. This spectral type, characterised
by allowed and forbidden emission lines, and a large infrared excess, does not represent an
homogenous cl...