Budget and staffing constraints call into question NASA’s ability to protect Earth from strikes by large asteroids and comets, according to a new report by the space agency’s inspector general. Yet in ...

NASA最近公开了一张由钱德拉X射线天文台（Chandra）与光学望远镜联合观测到的壮丽影像。影像中，一群星系交织在一起，宛如跨年晚宴中刚刚开启的香槟气泡。天文学家亲切地称它为“香槟星系团”（Champagne Cluster）。

NASA’s Crawler-Transporter 2 vehicle will carry the SLS-Orion stack from the Vehicle Assembly Building (VAB) at Florida’s ...

En una medida poco común, la NASA acortó una misión en la Estación Espacial Internacional después de que un astronauta ...