{"id":17689,"date":"2020-06-09T17:05:30","date_gmt":"2020-06-09T09:05:30","guid":{"rendered":"https:\/\/wp-productionenv-bjg9h2g2bgg5b8aa.southeastasia-01.azurewebsites.net\/news\/tethers-unlimited-to-provide-hardware-for-nasas-punch-sun-watching-mission\/"},"modified":"2020-06-09T17:05:30","modified_gmt":"2020-06-09T09:05:30","slug":"tethers-unlimited-to-provide-hardware-for-nasas-punch-sun-watching-mission","status":"publish","type":"post","link":"https:\/\/starpath.global\/news\/tethers-unlimited-to-provide-hardware-for-nasas-punch-sun-watching-mission\/","title":{"rendered":"Tethers Unlimited to provide hardware for NASA\u2019s PUNCH sun-watching mission"},"content":{"rendered":"<figure id=\"attachment_567803\" aria-describedby=\"caption-attachment-567803\" style=\"width: 630px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full-width wp-image-567803\" src=\"https:\/\/cdn.geekwire.com\/wp-content\/uploads\/2020\/06\/200609-solar2-630x565.jpg\" alt=\"PUNCH microsatellites\" width=\"630\" height=\"565\" srcset=\"https:\/\/cdn.geekwire.com\/wp-content\/uploads\/2020\/06\/200609-solar2-630x565.jpg 630w, https:\/\/cdn.geekwire.com\/wp-content\/uploads\/2020\/06\/200609-solar2-1260x1131.jpg 1260w, https:\/\/cdn.geekwire.com\/wp-content\/uploads\/2020\/06\/200609-solar2-768x689.jpg 768w, https:\/\/cdn.geekwire.com\/wp-content\/uploads\/2020\/06\/200609-solar2.jpg 1471w\" sizes=\"(max-width: 630px) 100vw, 630px\"><figcaption data-nosnippet=\"\" id=\"caption-attachment-567803\" class=\"wp-caption-text\">Four microsatellites will study how the sun\u2019s outer atmosphere, or corona, imparts energy and mass to the solar wind during NASA\u2019s PUNCH mission. (SwRI Illustration)<\/figcaption><\/figure>\n<p>Bothell, Wash.-based Tethers Unlimited says it will provide key communications and propulsion capabilities to Southwest Research Institute in support of a NASA mission to study how the sun\u2019s corona whips up the solar wind.<\/p>\n<p>Tethers Unlimited\u2019s SWIFT-XTS software-defined radio will be used for telemetry and control of the four suitcase-sized microsatellites that will conduct a mission known as PUNCH (Polarimeter to Unify the Corona and Heliosphere). And the company\u2019s HYDROS-C water-electrolysis thruster will serve as the satellites\u2019 propulsion system.<\/p>\n<p>Last year NASA selected Southwest Research Institute, which has centers in Colorado and Texas, to lead the mission.<\/p>\n<p>\u201cProcuring these complete spacecraft subsystems \u2018off-the-rack\u2019 is critical to the PUNCH science,\u201d Craig DeForest, a solar scientist at SwRI who serves as the mission\u2019s principal investigator, said today in a news release. \u201cThe growing commercial ecosystem for space enables a constellation of four separate high-capability spacecraft, within the cost of a single traditionally-built satellite.\u201d<\/p>\n<p>The satellites will orbit Earth in formation to study how the corona, which serves as the sun\u2019s outer atmosphere, infuses the solar wind with mass and energy. PUNCH\u2019s satellites are due for launch as early as 2022.<\/p>\n<p><iframe title=\"Polarimeter to Unify the Corona and Heliosphere (PUNCH) Mission\" src=\"https:\/\/www.youtube.com\/embed\/7keLZtTIrB4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\" data-ratio=\"0.5625\" data-width=\"800\" data-height=\"450\" style=\"display: block; margin: 0px; width: 800px; height: 450px;\"><\/iframe><\/p>\n<p>Founded in 1994, Tethers Unlimited specializes in space technologies ranging from small-satellite propulsion and communications to 3-D printing and robotics for in-space manufacturing.<\/p>\n<p>Its SWIFT-XTS radio is a compact S-band receiver coupled with a high-speed X-band transmitter, capable of being configured to support a wide range of mission requirements.<\/p>\n<p>The HYDROS-C thruster uses an onboard electrolysis system to split water into hydrogen and oxygen, and then burns those propellants to create thrust. The \u201cgreen propellant\u201d system is safe for handling during preparations for launch, and could conceivably be refueled with water from the moon or near-Earth asteroids during future exploration missions.<\/p>\n<p>For the PUNCH mission, the thrusters will be used for orbital positioning and stationkeeping.<\/p>\n<p>\u201cUnderstanding how the sun drives the solar wind is critical to understanding how the sun influences space weather near the Earth as well as the fundamental processes that create solar systems,\u201d said Rob Hoyt, Tethers Unlimited\u2019s president. \u201c<span class=\"il\">Tethers<\/span>&nbsp;Unlimited is proud and excited to have an opportunity to contribute our unique communications and propulsion technologies to enable these tiny spacecraft to accomplish such an important scientific mission.\u201d<\/p>\n<p>Last month, Colorado-based Amergint Technology Holdings announced that it acquired Tethers Unlimited, which will continue to operate under existing management in Bothell as a subsidiary.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Four microsatellites will study how the sun\u2019s outer atmosphere, or corona, imparts energy and mass to the solar wind during NASA\u2019s PUNCH mission. (SwRI Illustration) Bothell, Wash.-based Tethers Unlimited says it will provide key communications and propulsion capabilities to Southwest Research Institute in support of a NASA mission to study how the sun\u2019s corona whips [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[2],"tags":[1174,4813,2170,4793],"class_list":["post-17689","post","type-post","status-publish","format-standard","hentry","category-news","tag-punch","tag-solar","tag-sun","tag-tethers-unlimited"],"acf":[],"_links":{"self":[{"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/posts\/17689"}],"collection":[{"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/comments?post=17689"}],"version-history":[{"count":0,"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/posts\/17689\/revisions"}],"wp:attachment":[{"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/media?parent=17689"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/categories?post=17689"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/starpath.global\/blog\/wp-json\/wp\/v2\/tags?post=17689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}