Euclid Dark Universe Telescope gets de-iced it's mirror from Earth

Design and Produced By Dr. Swapnil Surwase March 19, 2024 10:54 AM Image Credit: ESA

[{"selector":"#anim-694daf47-13ef-42b8-9d83-4febb4bbb8b3 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-8f621da4-1e73-46bd-85bf-5aa4f9488b0e","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7f736901-51e7-46bc-a649-4a960a34c906","keyframes":{"transform":["translate3d(0px, 34.82567%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ae0cfb45-9ff7-48ea-a2b9-d20a473dee9f","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f45f8c3a-701e-44b6-b3a1-42b856e2270e","keyframes":{"transform":["translate3d(0px, -588.99261%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-bce522b7-dbed-4123-9d58-f562680256d6","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fd2dd68c-daf6-4900-8580-2c8796cc0dc5","keyframes":{"transform":["translate3d(258.82348%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9ea010f4-0821-4eba-8854-71d58fdd9930","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f500f9fe-8aa0-4c94-bf43-60a3079b1b13","keyframes":{"transform":["translate3d(-215.55556%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Euclid dark universe observatory operated by European Space Agency faces problem of ice accumulatoin on telescope mirror. Image Credit: ESA

[{"selector":"#anim-d5ec80e0-c42a-4ff1-b6ef-1778899fbfb9 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-ef00e65d-4ee3-4687-b970-ea4132d22075","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-096f5e1c-3369-4bed-ad70-348800a0ca34","keyframes":{"transform":["translate3d(0px, 34.82567%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b758ae0b-b381-4bb2-a010-73366c435d91","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c4342d3e-0c9a-4d23-9da0-bfcc264a5db8","keyframes":{"transform":["translate3d(0px, -728.49655%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c69fd85f-055a-4a52-866c-f6c363dcd63b","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-de52cb8b-d7d3-4120-a549-e26dfe703bc8","keyframes":{"transform":["translate3d(258.82348%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-db2492d2-cac6-43f7-8a85-34ff71fe98e6","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f5d3f6ed-d1a0-415c-a0dc-ed672891d1b1","keyframes":{"transform":["translate3d(-215.55556%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Due to accumulation of ice on mirror Euclid telescope facing problem in collecting light from ancient distant galaxies. Image Credit: ESA

[{"selector":"#anim-9a18edbb-e0bf-40c2-92ae-485b0addbb61 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-68acc941-3bec-42a0-91df-5ed254bafc5a","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ffe2f93c-b320-4ca4-a7bf-2ba5699525dd","keyframes":{"transform":["translate3d(0px, 34.82567%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-36cb66dc-65cd-4f9c-ba55-68b9128aeb3e","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-28f84239-0777-4314-831b-18d14321d56e","keyframes":{"transform":["translate3d(0px, -728.49655%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-51488fd8-ad48-4be6-a4f6-5eac8f9be0a5","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6bfeaacc-d3d9-419a-9e37-718b76c5f7a3","keyframes":{"transform":["translate3d(258.82348%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-23d4399f-b742-427a-b302-1588a7e90f9a","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0749c562-fba6-495a-8030-d307ea70c961","keyframes":{"transform":["translate3d(-215.55556%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Accumulated ice layers on mirrors are comparable with DNA strand width, causes decrease in light collecting capacity. Image Credit: ESA

[{"selector":"#anim-ec929a56-e76e-47ef-9b91-9c8a3a6120e1 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-5a313b80-9218-460a-a952-dd9c89f6407a","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-71be6684-d49e-4c44-8051-e058f240372b","keyframes":{"transform":["translate3d(0px, 35.92457%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1739262c-6818-4b3b-86c7-8bda64aac9a2","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-29cd0c75-ed21-4f52-882b-13ebb8d946da","keyframes":{"transform":["translate3d(0px, -586.18886%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3a4ec3f7-e523-4c60-965f-220d14786bf0","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-97f1f9a1-a496-4e1b-8809-452e54924959","keyframes":{"transform":["translate3d(258.82348%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-34ba4b29-c994-4de2-b05e-84553ab18874","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ad475e79-6da9-408e-a0a9-42ac7095508d","keyframes":{"transform":["translate3d(-215.55556%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Euclid mission team started working on it. They start de-icing process by heating optical parts to restore telescope's light capturing capacity. Image Credit: ESA

[{"selector":"#anim-f0945e2e-2ab7-4678-b473-3cd0a5d0a7eb [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-71db9176-3ee7-4fce-b419-2bc458235884","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b4be9734-93c7-428f-9cf5-ec8095a2ba7e","keyframes":{"transform":["translate3d(0px, 35.92457%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7d586731-d2ed-4343-8934-59eb4dbd9b9e","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a98dccfb-872e-42f9-8863-c4c0d45e53c5","keyframes":{"transform":["translate3d(0px, -587.12348%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2cd431b6-4213-4e1c-9e0a-dd8733876f83","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-eb36d479-2254-417e-8b7f-3e4dfa8e291c","keyframes":{"transform":["translate3d(258.82348%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-61a629db-2d66-4114-9d7f-e9e05a9a4a12","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-549d8231-e943-46c2-99f2-c000fe1480fe","keyframes":{"transform":["translate3d(-215.55556%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Due to decline in starlight, astronomers captured that issue. Astronomers said after post launch some water molecules may persisted. Image Credit: ESA

[{"selector":"#anim-a4e97fa8-c7e8-404f-9ea9-76c88d7e273b [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-13aafe29-7cee-4932-adb0-5d8f94bd91c2","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-63be3369-d61c-45e7-be11-654ae0f2252c","keyframes":{"transform":["translate3d(0px, 35.92457%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-bc3e08f2-0731-4237-8981-1f1ec9f7c0ae","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-dfe25ae7-b165-4804-9d6a-7f24597ab728","keyframes":{"transform":["translate3d(0px, -726.14357%, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c6857695-db8e-421c-87a8-546afb799c17","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1ac664f6-47fd-4fef-b18e-3120d2cab66d","keyframes":{"transform":["translate3d(258.82348%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a78db95b-3dd4-4fb2-a2cc-f3441d1971ec","keyframes":{"opacity":[0,1]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f65b3f72-3686-43cb-80dd-8b3e7f3238a4","keyframes":{"transform":["translate3d(-215.55556%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":100,"duration":1800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Team starts heating with two mirrors independently to access it's impact on VIS (Visible Instrument) light collection. Image Credit: ESA

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Euclid Dark Universe Telescope gets de-iced it's mirror from Earth

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