{"id":234043,"date":"2026-06-25T19:26:54","date_gmt":"2026-06-25T19:26:54","guid":{"rendered":"https:\/\/teknomers.com\/en\/esa-captures-the-heart-of-our-galaxy-like-never-before-in-just-one-day\/"},"modified":"2026-06-25T19:26:56","modified_gmt":"2026-06-25T19:26:56","slug":"esa-captures-the-heart-of-our-galaxy-like-never-before-in-just-one-day","status":"publish","type":"post","link":"https:\/\/teknomers.com\/en\/esa-captures-the-heart-of-our-galaxy-like-never-before-in-just-one-day\/","title":{"rendered":"ESA Captures the Heart of Our Galaxy Like Never Before in Just One Day"},"content":{"rendered":"\n
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The Heart of the Milky Way Captured Like Never Before<\/h2>\n

The center of our Milky Way, akin to a sunset viewed from the Santorini Castle, has long been a coveted subject for astronomers. This region boasts a dense concentration of stars, providing a wealth of data for discovering potential exoplanets. However, past attempts at capturing this celestial tapestry often fell short in resolution. Thanks to the European Space Agency’s (ESA) Euclid Telescope, we now possess the most comprehensive and detailed image of this stellar region, captured in just a single day.<\/p>\n

Illuminating Dark Mysteries<\/h3>\n

There is light beyond the darkness.<\/strong> While the primary mission of Euclid involves studying dark matter and dark energy by examining billions of distant galaxies, it has recently turned its focus to our own celestial neighborhood. Astronomers utilized Euclid’s capability to sharply image expansive sky areas by taking nine photographs, each covering regions larger than the full Moon. The resulting mosaic presents over 60 million stars, nebulae, and star clusters in unprecedented detail.<\/p>\n

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Cataloging Microlenses for Discovery<\/h3>\n

A catalog of microlenses.<\/strong> The primary objective of this remarkable photograph is to detect gravitational microlensing, a phenomenon that occurs when two stars align in such a way that the gravity of the closer star bends the light from the one behind it, acting as a magnifying glass. If the closer star has a planet, its gravitational effect adds another layer to the light bending. This asymmetry offers vital clues in the search for exoplanets, necessitating precise catalogs with dense star populations, which this image provides.<\/p>\n

Time is of the Essence<\/h3>\n

It takes time.<\/strong> Detecting such gravitational irregularities requires a minimum of 20 days of observation. Thus, a singular glimpse from Euclid isn’t sufficient for exhaustive analysis. However, the meticulously constructed catalog will serve as a foundational resource for the upcoming Nancy Grace Roman Telescope. By comparing subsequent observations in the same area, astronomers can assess how microlenses change over time, enabling the identification of exoplanets and even the calculation of their mass based on their movement.<\/p>\n

Building on Previous Discoveries<\/h3>\n

Previous steps.<\/strong> Though catalogs of this nature have been created before, they lacked the precision of Euclid\u2019s findings. Previously, around 300 exoplanets were detected via microlensing methods using ground-based telescopes, which are hindered by Earth’s atmospheric interference. In contrast, what Euclid accomplished in just 26 hours would have required over 2,000 hours with those ground-based observatories. It builds upon previous data from instruments like the Keck Observatory and the Hubble Space Telescope, which have already determined the masses of previously known icy exoplanets by tracking stellar movements.<\/p>\n

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In Summary<\/h3>\n

Euclid has achieved the most thorough catalog of stars in the center of our galaxy ever created. Its success is a testament to collaborative efforts spanning various observatories, including the Keck and Hubble telescopes, as well as promising future projects like the Nancy Grace Roman Telescope. This cooperative groundwork underscores the sheer potential that lies ahead in our quest for knowledge about the universe and its many mysteries.<\/p>\n

Image | ESA<\/p>\n<\/div>\n


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General News – 2<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

The Heart of the Milky Way Captured Like Never Before The center of our Milky Way, akin to a sunset viewed from the Santorini Castle, has long been a coveted subject for astronomers. This region boasts a dense concentration of stars, providing a wealth of data for discovering potential exoplanets. However, past attempts at capturing […]<\/p>\n","protected":false},"author":1,"featured_media":234044,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36399],"tags":[8238,168,10709,34427,2035],"class_list":["post-234043","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology","tag-captures","tag-day","tag-esa","tag-galaxy","tag-heart"],"_links":{"self":[{"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/posts\/234043","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/comments?post=234043"}],"version-history":[{"count":1,"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/posts\/234043\/revisions"}],"predecessor-version":[{"id":234045,"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/posts\/234043\/revisions\/234045"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/media\/234044"}],"wp:attachment":[{"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/media?parent=234043"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/categories?post=234043"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/teknomers.com\/en\/wp-json\/wp\/v2\/tags?post=234043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}