The authorities in South Sudan have said at least 169 people, including senior officials, were killed on Sunday when a group of unidentified men launched an assault on an area in the north of the country.
Artemis 2 works toward April launchThe revised campaign comes as engineers work through immediate issues on Artemis II, the first crewed flight of the program. After a successful "wet dress rehearsal" — a full countdown test that loads the rocket with super‑cold fuel — teams discovered that helium was not flowing correctly to the engines in the rocket's upper stage.。业内人士推荐体育直播作为进阶阅读
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NASA's Artemis II Space Launch System (SLS) rocket is rolled back from the launch pad to the Vehicle Assembly Building at the Kennedy Space Center on Feb. 25, 2026.
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