探索宇宙的秘密

A SpaceX Falcon 9 rocket launches with NASA’s Imaging X-ray Polarimetry Explorer, or IXPE, spacecraft onboard from Launch Complex 39A, Thursday, Dec. 9, 2021, at NASA’s Kennedy Space Center in Florida. The IXPE spacecraft is the first satellite dedicated to measuring the polarization of X-rays from a variety of cosmic sources, such as black holes and neutron stars. Launch occurred at 1 a.m. EST.

2021年12月9日，周四，在佛罗里达州的美国宇航局肯尼迪航天中心，SpaceX猎鹰9号火箭搭载着美国宇航局的X射线偏振成像探测器（IXPE）从39A发射场发射升空。IXPE探测器是第一颗专门测量来自各种宇宙源（如黑洞和中子星）的X射线偏振探测器。发射时间是美国东部时间凌晨1点。

Image Credit: NASA/Joel Kowsky

图片来源：NASA/Joel Kowsky