标签： Galaxy

天文·每日一图

 由 

星系半人马座A的喷流

2021年01月17日 Jets from Unusual Galaxy Centaurus A Image Credit: ESO/WFI (visible); MPIfR/ESO/APEX/A. Weiss et al. (microwave); NASA/CXC/CfA/R. Kraft et al. (X-ray) Explanation: The jets emanating from Centaurus A are over a million light years long. These jets of streaming plasma, expelled by a giant black hole in the center of this spiral galaxy, light up th...

天文·每日一图

 由 

NGC 1365: 壮丽的宇宙岛

2021年01月08日 NGC 1365: Majestic Island Universe Image Credit & Copyright: Mike Selby, Leonardo Orazi Explanation: Barred spiral galaxy NGC 1365 is truly a majestic island universe some 200,000 light-years across. Located a mere 60 million light-years away toward the chemical constellation Fornax, NGC 1365 is a dominant member of the well-studied Fornax C...