DS1, vanished from the Andromeda Galaxy between 2014 and 2018, and astronomers don't have an answer about what happened to it ...
58mon MSN
NASA is about to send people to the moon — in a spacecraft not everyone thinks is safe to fly
As the four-person crew of Artemis II prepares to launch on a historic mission around the moon as soon as February, some experts are worried about the spacecraft’s heat shield.
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