Nelson and NASA Deputy Administrator Pam Melroy left the agency on Monday (Jan. 20), the day that Donald Trump began his ...

NASA Administrator Bill Nelson has left the building, and while President Donald Trump’s nominee awaits a confirmation ...

In a letter addressed to the next NASA administrator—who, if Trump’s nomination is confirmed, will be Shift4 CEO and SpaceX ...

传统上，任命NASA局长并非新一届总统政府的首要任务。尽管内阁级职位的提名往往在就职日前数月便已公布，但NASA局长的人选却常常拖延数月。乔·拜登总统在2021年3月提名比尔·纳尔逊（Bill ...

"America is leading humanity back to the Moon, onward to Mars, and into a golden age of space exploration," Nelson wrote, ...

Bill Nelson retires as NASA administrator; Janet Petro steps in as acting chief, awaiting Jared Isaacman’s confirmation.

本报讯 近日，美国国家航空航天局（NASA）再次推迟决定如何将岩石从火星带回地球。这项火星样本返回计划是几十年来最引人注目的空间任务之一。 由于近年来估算成本不断增加，去年4月，NASA承诺将开发一种更便宜的火星样本返回方法。在1月7日的任务更新中，该机构表示将继续探索两种方案，一是使用经过充分测试的NASA技术，二是依靠私营航空航天公司开发的系统。但最终决定预计明年才能作出。

自2021年2月登陆火星以来，NASA毅力号火星车一直在收集岩石和尘埃。科学家们认为，这些样本是从杰泽罗陨石坑收集的，杰泽罗陨石坑是一个古老的湖泊和河流三角洲的旧址，可能是确定这颗红色星球上是否曾经存在过生命的唯一方法。

NASA scientists estimated Earth in 2024 was about 1.47 degrees Celsius warmer than the mid-19th century average (1850-1900).

An exploding budget and an unraveling schedule spell disappointment for NASA's mission to learn more about Mars's history.

On this date in 1986, Congressman Bill Nelson launches onboard Columbia on the final successful shuttle flight before the ...

"Once again, the temperature record has been shattered — 2024 was the hottest year since record keeping began in 1880." ...