Euclid Updates

I’m travelling back to Barcelona today, later than planned because I’ve had a heavy cold that I struggled to shake off and didn’t want to infect fellow passengers on the flight. While I’m in transit I thought I’d share some updates about the European Space Agency’s Euclid mission.

The first thing to share is a piece by Knud Jahnke with news about Euclid’s issue with ice in the optical system. The latest intervention has led to an improvement, but since it is a closed system ice will probably form again – though perhaps not in the same place – and further procedures will probably be necessary in future. In the meantime, though, the survey resumes.

Now for some short videos -three, to be precise – about the Early Release Observations mentioned here. I posted another one in this series here. I think the titles are self-explanatory:

And if that isn’t enough, for those of you who like simulations here is another video about the Euclid Flagship simulation described in this paper.

2 Responses to “Euclid Updates”

  1. Anton Garrett's avatar
    Anton Garrett Says:

    I’ve read Knud’s two pieces, but why on earth (geddit?) can’t they include some dessicant compound, so that when a water molecule lands on it during its random walk then it stays there? I’ve not watched the Q&A video with Schimer but the list of questions at its start seems not to raise this possible way of dealing with it.

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