本周三，日本发射一颗新一代X射线天文卫星，旨在揭示宇宙结构与太空中极端条件下的物理现象。
Japan on Wednesday launched a new generation X-ray astronomy satellite aiming to reveal the structure of the universe and physics at extreme conditions in space.
这些天文学家们很善于排除可能被误以为是近地天体的人造卫星，宇宙射线产生的电火花，以及其他掠过天空的物体。
The astronomers are skilled at ruling out man-made satellites, electronic sparks from cosmic rays and other streaking objects that could be mistaken for an NEO.
一项研究利用美国宇航局的SWIFT卫星和钱德拉X射线天文台发现在附近的一个不寻常的运动已经知道是一个星系的核心第二个超大型黑洞。
A study using NASA's Swift satellite and the Chandra X-ray Observatory has found a second supersized black hole at the heart of an unusual nearby galaxy already known to be sporting one.
应用推荐