地球变化中的冰川
Meltwater lakes form on the surface of Greenland’s Petermann Glacier, seen here in a June 2019 Landsat image. A new study fin…
进步73号货运飞船离开空间站
To make room for the latest cargo craft, on Nov. 29 the Progress 73 departed the station after undocking from the Pirs dockin…
船底座星云的“神秘山”
Within the tempestuous Carina Nebula lies “Mystic Mountain.” This three-light-year-tall cosmic pinnacle, imaged by the Hubble…
“机器人旅馆”发射到国际空间站
Robots need a place to stay in space, too. NASA is attaching a “robot hotel” to the outside of the International Space Statio…
黑洞孕育着百万光年之外的新星
Black holes are famous for ripping objects apart, including stars. But now, astronomers have uncovered a black hole that may …
2019年感恩节将在国际空间站举行
Thanksgiving 2019 Aboard the Space Station Right now, half of the crew members on board the International Space Station are A…
宇航员完成修复阿尔法磁谱仪的第二阶段
NASA astronaut Andrew Morgan is seen here tethered to the Starboard-3 truss segment work site during the second spacewalk to …
哈勃太空望远镜观测到一个发光的星系
For this image, the NASA/ESA Hubble Space Telescope turned its powerful eye toward an emission-line galaxy called NGC 3749. W…