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Euclid Consortium<p>In our second blogpost we give an intro into the three <a href="https://astrodon.social/tags/ESAEuclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESAEuclid</span></a> instrument reference papers. They will also function as a reference for the next years: What can the <a href="https://astrodon.social/tags/VIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>VIS</span></a> and <a href="https://astrodon.social/tags/NISP" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NISP</span></a> instruments do (and what can they not do), what was the design background and the underlying requirements? And how do we calibrate these data? </p><p>Here's our intro:</p><p><a href="https://www.euclid-ec.org/euclid-reference-publications-instruments/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">euclid-ec.org/euclid-reference</span><span class="invisible">-publications-instruments/</span></a></p><p><a href="https://astrodon.social/tags/Euclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Euclid</span></a> <a href="https://astrodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://astrodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://astrodon.social/tags/cosmology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>cosmology</span></a> <a href="https://astrodon.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a> <a href="https://astrodon.social/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> <a href="https://astrodon.social/tags/ESA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESA</span></a></p>
Knud Jahnke<p>Another of our papers in the <a href="https://mastodon.social/tags/ESAEuclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESAEuclid</span></a> / <span class="h-card" translate="no"><a href="https://astrodon.social/@ec_euclid" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>ec_euclid</span></a></span> overview series of 5, supplementing the <a href="https://mastodon.social/tags/NISP" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NISP</span></a> paper above, was already accepted last week:</p><p><a href="https://ui.adsabs.harvard.edu/abs/2024arXiv240513494E/abstract" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">ui.adsabs.harvard.edu/abs/2024</span><span class="invisible">arXiv240513494E/abstract</span></a></p><p><a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://mastodon.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a> <a href="https://mastodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://mastodon.social/tags/Euclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Euclid</span></a></p>
Knud Jahnke<p>Aaaaaaand <a href="https://mastodon.social/tags/paper" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>paper</span></a> accepted. Now *that* was quick. Thank you, editor!</p><p><a href="https://mastodon.social/tags/ESAEuclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESAEuclid</span></a> <a href="https://mastodon.social/tags/NISP" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NISP</span></a> <a href="https://mastodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://mastodon.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a></p>
Labo Astro Marseille<p><a href="https://astrodon.social/tags/Stunning" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Stunning</span></a> <a href="https://astrodon.social/tags/pictures" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>pictures</span></a> released today by the <a href="https://astrodon.social/tags/European" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>European</span></a> <a href="https://astrodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> Agency of <a href="https://astrodon.social/tags/galaxies" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>galaxies</span></a> and a globular cluster. </p><p>No, these <a href="https://astrodon.social/tags/images" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>images</span></a> are not from <a href="https://astrodon.social/tags/JWST" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JWST</span></a> nor <a href="https://astrodon.social/tags/HST" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>HST</span></a>, but from <a href="https://astrodon.social/tags/ESA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESA</span></a>'s newest mission: <a href="https://astrodon.social/tags/Euclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Euclid</span></a>. </p><p>These images are combining data from the 2 instruments onboard: VIS, and <a href="https://astrodon.social/tags/NISP" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NISP</span></a> that was build at <a href="https://astrodon.social/tags/LAM" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>LAM</span></a>.</p><p>Enjoy ! 🤩 </p><p>Credits: ESA / Euclid / <span class="h-card" translate="no"><a href="https://astrodon.social/@ec_euclid" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>ec_euclid</span></a></span> / <a href="https://astrodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NASA</span></a> <br>Image processing: J.-C. Cuillandre (CEA Paris-Saclay), G. Anselmi</p><p><a href="https://astrodon.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://astrodon.social/tags/astrophysics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophysics</span></a> <a href="https://astrodon.social/tags/Astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrodon</span></a></p>
Euclid Consortium<p>Another feature that you can see in <a href="https://astrodon.social/tags/ESAEuclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESAEuclid</span></a>'s first images: What are these? Satellite streaks 🛰️? Asteroids ☄️? Superwoman (or Superman) 🦸🏽 ?</p><p>No, much smaller: these are traces by <a href="https://astrodon.social/tags/CosmicRays" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>CosmicRays</span></a> ⚡, hitting <a href="https://astrodon.social/tags/Euclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Euclid</span></a>'s <a href="https://astrodon.social/tags/VIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>VIS</span></a> and <a href="https://astrodon.social/tags/NISP" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NISP</span></a> detectors directly, depositing energy and electric charges in their pixels. </p><p>Read more about all the features and objects you can see in <a href="https://astrodon.social/tags/Euclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Euclid</span></a>'s <a href="https://astrodon.social/tags/FirstLight" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FirstLight</span></a> images:</p><p>👉 <a href="https://www.euclid-ec.org/whats-in-euclids-first-light-images" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">euclid-ec.org/whats-in-euclids</span><span class="invisible">-first-light-images</span></a></p><p><a href="https://astrodon.social/tags/ESA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESA</span></a> <a href="https://astrodon.social/tags/DarkMatter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkMatter</span></a> <a href="https://astrodon.social/tags/DarkEnergy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkEnergy</span></a> <a href="https://astrodon.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a> <a href="https://astrodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://astrodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a></p>
Euclid Consortium<p>Coming Monday (31. July) we will declare "First Light" for <a href="https://astrodon.social/tags/ESAEuclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESAEuclid</span></a> 🛰️ and show the first engineering images that the <a href="https://astrodon.social/tags/VIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>VIS</span></a> and <a href="https://astrodon.social/tags/NISP" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NISP</span></a> instruments 📷 have taken of the sky, using a fully focussed telescope! 🔭</p><p>Yay! 🥳</p><p>That said, <a href="https://astrodon.social/tags/Euclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Euclid</span></a> has now also arrived at its ultimate distance from Earth, circling around the Sun-Earth Lagrange point 2 😎🌏🛰️ - joining <a href="https://astrodon.social/tags/ESAGaia" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESAGaia</span></a> and <a href="https://astrodon.social/tags/JWST" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JWST</span></a>:</p><p><a href="https://youtube.com/watch?v=ZXvHKuv0WEQ" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">youtube.com/watch?v=ZXvHKuv0WE</span><span class="invisible">Q</span></a></p><p><a href="https://astrodon.social/tags/ESA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESA</span></a> <a href="https://astrodon.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a> <a href="https://astrodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://astrodon.social/tags/DarkEnergy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkEnergy</span></a> <a href="https://astrodon.social/tags/DarkMatter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkMatter</span></a> <a href="https://astrodon.social/tags/gravity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gravity</span></a> <a href="https://astrodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a></p>
Euclid Consortium<p>Update on <a href="https://astrodon.social/tags/ESAEuclid" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESAEuclid</span></a> <a href="https://astrodon.social/tags/commissioning" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>commissioning</span></a>: while the whole spacecraft 🛰️ continues to cool down, the <a href="https://astrodon.social/tags/VIS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>VIS</span></a> instrument checked out its electronics, shutter, and calibration lamp 💡 and they all react as expected. The <a href="https://astrodon.social/tags/NISP" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NISP</span></a> instrument has rotated its filter and grism wheels 🎡 successfully.</p><p>Next up is full VIS &amp; NISP commissioning, before the telescope 🔭 optics will undergo a week of alignment &amp; focussing.</p><p><a href="https://astrodon.social/tags/ESA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ESA</span></a> <a href="https://astrodon.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a> <a href="https://astrodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://astrodon.social/tags/DarkEnergy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkEnergy</span></a> <a href="https://astrodon.social/tags/DarkMatter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DarkMatter</span></a></p>