[1911.11647] ALMA and ROSINA detections of phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets

<!DOCTYPE html> <html lang="en"> <head> <title>[1911.11647] ALMA and ROSINA detections of phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets</title> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="apple-touch-icon" sizes="180x180" href="/static/browse/0.3.4/images/icons/apple-touch-icon.png"> <link rel="icon" type="image/png" sizes="32x32" href="/static/browse/0.3.4/images/icons/favicon-32x32.png"> <link rel="icon" type="image/png" sizes="16x16" href="/static/browse/0.3.4/images/icons/favicon-16x16.png"> <link rel="manifest" href="/static/browse/0.3.4/images/icons/site.webmanifest"> <link rel="mask-icon" href="/static/browse/0.3.4/images/icons/safari-pinned-tab.svg" color="#5bbad5"> <meta name="msapplication-TileColor" content="#da532c"> <meta name="theme-color" content="#ffffff"> <link rel="stylesheet" type="text/css" media="screen" href="/static/browse/0.3.4/css/arXiv.css?v=20241206" /> <link rel="stylesheet" type="text/css" media="print" href="/static/browse/0.3.4/css/arXiv-print.css?v=20200611" /> <link rel="stylesheet" type="text/css" media="screen" href="/static/browse/0.3.4/css/browse_search.css" /> <script language="javascript" src="/static/browse/0.3.4/js/accordion.js" /></script> <link rel="canonical" href="https://arxiv.org/abs/1911.11647"/> <meta name="description" content="Abstract page for arXiv paper 1911.11647: ALMA and ROSINA detections of phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets"><meta property="og:type" content="website" /> <meta property="og:site_name" content="arXiv.org" /> <meta property="og:title" content="ALMA and ROSINA detections of phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets" /> <meta property="og:url" content="https://arxiv.org/abs/1911.11647v1" /> <meta property="og:image" content="/static/browse/0.3.4/images/arxiv-logo-fb.png" /> <meta property="og:image:secure_url" content="/static/browse/0.3.4/images/arxiv-logo-fb.png" /> <meta property="og:image:width" content="1200" /> <meta property="og:image:height" content="700" /> <meta property="og:image:alt" content="arXiv logo"/> <meta property="og:description" content="To understand how Phosphorus-bearing molecules are formed in star-forming regions, we have analysed ALMA observations of PN and PO towards the massive star-forming region AFGL 5142, combined with a new analysis of the data of the comet 67P/Churyumov-Gerasimenko taken with the ROSINA instrument onboard Rosetta. The ALMA maps show that the emission of PN and PO arises from several spots associated with low-velocity gas with narrow linewidths in the cavity walls of a bipolar outflow. PO is more abundant than PN in most of the spots, with the PO/PN ratio increasing as a function of the distance to the protostar. Our data favor a formation scenario in which shocks sputter phosphorus from the surface of dust grains, and gas-phase photochemistry induced by UV photons from the protostar allows efficient formation of the two species in the cavity walls. Our analysis of the ROSINA data has revealed that PO is the main carrier of P in the comet, with PO/PN>10. Since comets may have delivered a significant amount of prebiotic material to the early Earth, this finding suggests that PO could contribute significantly to the phosphorus reservoir during the dawn of our planet. There is evidence that PO was already in the cometary ices prior to the birth of the Sun, so the chemical budget of the comet might be inherited from the natal environment of the Solar System, which is thought to be a stellar cluster including also massive stars."/> <meta name="twitter:site" content="@arxiv"/> <meta name="twitter:card" content="summary"/> <meta name="twitter:title" content="ALMA and ROSINA detections of phosphorus-bearing molecules: the..."/> <meta name="twitter:description" content="To understand how Phosphorus-bearing molecules are formed in star-forming regions, we have analysed ALMA observations of PN and PO towards the massive star-forming region AFGL 5142, combined with..."/> <meta name="twitter:image" content="https://static.arxiv.org/icons/twitter/arxiv-logo-twitter-square.png"/> <meta name="twitter:image:alt" content="arXiv logo"/> <link rel="stylesheet" media="screen" type="text/css" href="/static/browse/0.3.4/css/tooltip.css"/><link rel="stylesheet" media="screen" type="text/css" href="https://static.arxiv.org/js/bibex-dev/bibex.css?20200709"/> <script src="/static/browse/0.3.4/js/mathjaxToggle.min.js" type="text/javascript"></script> <script src="//code.jquery.com/jquery-latest.min.js" type="text/javascript"></script> <script src="//cdn.jsdelivr.net/npm/js-cookie@2/src/js.cookie.min.js" type="text/javascript"></script> <script src="//cdn.jsdelivr.net/npm/dompurify@2.3.5/dist/purify.min.js"></script> <script src="/static/browse/0.3.4/js/toggle-labs.js?20241022" type="text/javascript"></script> <script src="/static/browse/0.3.4/js/cite.js" type="text/javascript"></script><meta name="citation_title" content="ALMA and ROSINA detections of phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets" /><meta name="citation_author" content="Rivilla, V. M." /><meta name="citation_author" content="Drozdovskaya, M. N." /><meta name="citation_author" content="Altwegg, K." /><meta name="citation_author" content="Caselli, P." /><meta name="citation_author" content="Beltr谩n, M. T." /><meta name="citation_author" content="Fontani, F." /><meta name="citation_author" content="van der Tak, F. F. S." /><meta name="citation_author" content="Cesaroni, R." /><meta name="citation_author" content="Vasyunin, A." /><meta name="citation_author" content="Rubin, M." /><meta name="citation_author" content="Lique, F." /><meta name="citation_author" content="Marinakis, S." /><meta name="citation_author" content="Testi, L." /><meta name="citation_author" content="team, the ROSINA" /><meta name="citation_doi" content="10.1093/mnras/stz3336" /><meta name="citation_date" content="2019/11/26" /><meta name="citation_online_date" content="2019/11/26" /><meta name="citation_pdf_url" content="http://arxiv.org/pdf/1911.11647" /><meta name="citation_arxiv_id" content="1911.11647" /><meta name="citation_abstract" content="To understand how Phosphorus-bearing molecules are formed in star-forming regions, we have analysed ALMA observations of PN and PO towards the massive star-forming region AFGL 5142, combined with a new analysis of the data of the comet 67P/Churyumov-Gerasimenko taken with the ROSINA instrument onboard Rosetta. The ALMA maps show that the emission of PN and PO arises from several spots associated with low-velocity gas with narrow linewidths in the cavity walls of a bipolar outflow. PO is more abundant than PN in most of the spots, with the PO/PN ratio increasing as a function of the distance to the protostar. Our data favor a formation scenario in which shocks sputter phosphorus from the surface of dust grains, and gas-phase photochemistry induced by UV photons from the protostar allows efficient formation of the two species in the cavity walls. Our analysis of the ROSINA data has revealed that PO is the main carrier of P in the comet, with PO/PN>10. Since comets may have delivered a significant amount of prebiotic material to the early Earth, this finding suggests that PO could contribute significantly to the phosphorus reservoir during the dawn of our planet. There is evidence that PO was already in the cometary ices prior to the birth of the Sun, so the chemical budget of the comet might be inherited from the natal environment of the Solar System, which is thought to be a stellar cluster including also massive stars." /> </head> <body class="with-cu-identity"> <div class="flex-wrap-footer"> <header> <a href="#content" class="is-sr-only">Skip to main content</a>  <div class="columns is-vcentered is-hidden-mobile" id="cu-identity"> <div class="column" id="cu-logo"> <a href="https://www.cornell.edu/"><img src="/static/browse/0.3.4/images/icons/cu/cornell-reduced-white-SMALL.svg" alt="Cornell University" /></a> </div><div class="column" id="support-ack"> <span id="support-ack-url">We gratefully acknowledge support from the Simons Foundation, <a href="https://info.arxiv.org/about/ourmembers.html">member institutions</a>, and all contributors.</span> <a href="https://info.arxiv.org/about/donate.html" class="btn-header-donate">Donate</a> </div> 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comets</h1> <div class="authors"><span class="descriptor">Authors:</span><a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Rivilla,+V+M" rel="nofollow">V. M. Rivilla</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Drozdovskaya,+M+N" rel="nofollow">M. N. Drozdovskaya</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Altwegg,+K" rel="nofollow">K. Altwegg</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Caselli,+P" rel="nofollow">P. Caselli</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Beltr%C3%A1n,+M+T" rel="nofollow">M. T. Beltr谩n</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Fontani,+F" rel="nofollow">F. Fontani</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=van+der+Tak,+F" rel="nofollow">F.F.S. van der Tak</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Cesaroni,+R" rel="nofollow">R. Cesaroni</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Vasyunin,+A" rel="nofollow">A. Vasyunin</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Rubin,+M" rel="nofollow">M. Rubin</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Lique,+F" rel="nofollow">F. Lique</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Marinakis,+S" rel="nofollow">S. Marinakis</a>, <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=Testi,+L" rel="nofollow">L. Testi</a>, the <a href="https://arxiv.org/search/astro-ph?searchtype=author&query=ROSINA+team" rel="nofollow">ROSINA team</a></div> <div id="download-button-info" hidden>View a PDF of the paper titled ALMA and ROSINA detections of phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets, by V. M. Rivilla and 13 other authors</div> <a class="mobile-submission-download" href="/pdf/1911.11647">View PDF</a> <blockquote class="abstract mathjax"> <span class="descriptor">Abstract:</span>To understand how Phosphorus-bearing molecules are formed in star-forming regions, we have analysed ALMA observations of PN and PO towards the massive star-forming region AFGL 5142, combined with a new analysis of the data of the comet 67P/Churyumov-Gerasimenko taken with the ROSINA instrument onboard Rosetta. The ALMA maps show that the emission of PN and PO arises from several spots associated with low-velocity gas with narrow linewidths in the cavity walls of a bipolar outflow. PO is more abundant than PN in most of the spots, with the PO/PN ratio increasing as a function of the distance to the protostar. Our data favor a formation scenario in which shocks sputter phosphorus from the surface of dust grains, and gas-phase photochemistry induced by UV photons from the protostar allows efficient formation of the two species in the cavity walls. Our analysis of the ROSINA data has revealed that PO is the main carrier of P in the comet, with PO/PN>10. Since comets may have delivered a significant amount of prebiotic material to the early Earth, this finding suggests that PO could contribute significantly to the phosphorus reservoir during the dawn of our planet. There is evidence that PO was already in the cometary ices prior to the birth of the Sun, so the chemical budget of the comet might be inherited from the natal environment of the Solar System, which is thought to be a stellar cluster including also massive stars. </blockquote>  <div class="metatable"> <table summary="Additional metadata"> <tr> <td class="tablecell label">Comments:</td> <td class="tablecell comments mathjax">Accepted in MNRAS (20 pages, 12 figures)</td> </tr> <tr> <td class="tablecell label">Subjects:</td> <td class="tablecell subjects"> <span class="primary-subject">Astrophysics of Galaxies (astro-ph.GA)</span>; Solar and Stellar Astrophysics (astro-ph.SR)</td> </tr><tr> <td class="tablecell label">Cite as:</td> <td class="tablecell arxivid"><span class="arxivid"><a href="https://arxiv.org/abs/1911.11647">arXiv:1911.11647</a> [astro-ph.GA]</span></td> </tr> <tr> <td class="tablecell label"> </td> <td class="tablecell arxividv">(or <span class="arxivid"> <a href="https://arxiv.org/abs/1911.11647v1">arXiv:1911.11647v1</a> [astro-ph.GA]</span> for this version) </td> </tr> <tr> <td class="tablecell label"> </td> <td class="tablecell arxivdoi"> <a href="https://doi.org/10.48550/arXiv.1911.11647" id="arxiv-doi-link">https://doi.org/10.48550/arXiv.1911.11647</a><div class="button-and-tooltip"> <button class="more-info" aria-describedby="more-info-desc-1"> <svg height="15" role="presentation" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path fill="currentColor" d="M256 8C119.043 8 8 119.083 8 256c0 136.997 111.043 248 248 248s248-111.003 248-248C504 119.083 392.957 8 256 8zm0 110c23.196 0 42 18.804 42 42s-18.804 42-42 42-42-18.804-42-42 18.804-42 42-42zm56 254c0 6.627-5.373 12-12 12h-88c-6.627 0-12-5.373-12-12v-24c0-6.627 5.373-12 12-12h12v-64h-12c-6.627 0-12-5.373-12-12v-24c0-6.627 5.373-12 12-12h64c6.627 0 12 5.373 12 12v100h12c6.627 0 12 5.373 12 12v24z" class=""></path></svg> <span class="visually-hidden">Focus to learn more</span> </button>  <div role="tooltip" id="more-info-desc-1"> <span class="left-corner"></span> arXiv-issued DOI via DataCite</div> </div> </td> </tr> <tr> <td class="tablecell label"> <abbr title="Digital Object Identifier">Related DOI</abbr>: </td> <td class="tablecell doi"><a href="https://doi.org/10.1093/mnras/stz3336" data-doi="10.1093/mnras/stz3336" class="link-https link-external" rel="external noopener nofollow">https://doi.org/10.1093/mnras/stz3336</a>  <div class="button-and-tooltip"> <button class="more-info" aria-describedby="more-info-desc-1"> <svg height="15" role="presentation" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path fill="currentColor" d="M256 8C119.043 8 8 119.083 8 256c0 136.997 111.043 248 248 248s248-111.003 248-248C504 119.083 392.957 8 256 8zm0 110c23.196 0 42 18.804 42 42s-18.804 42-42 42-42-18.804-42-42 18.804-42 42-42zm56 254c0 6.627-5.373 12-12 12h-88c-6.627 0-12-5.373-12-12v-24c0-6.627 5.373-12 12-12h12v-64h-12c-6.627 0-12-5.373-12-12v-24c0-6.627 5.373-12 12-12h64c6.627 0 12 5.373 12 12v100h12c6.627 0 12 5.373 12 12v24z" class=""></path></svg> <span class="visually-hidden">Focus to learn more</span> </button>  <div role="tooltip" id="more-info-desc-1"> <span class="left-corner"></span> DOI(s) linking to related resources </div> </div> </td> </tr> </table> </div> </div> </div> <div class="submission-history"> <h2>Submission history</h2> From: Victor Manuel Rivilla [<a href="/show-email/dee41359/1911.11647" rel="nofollow">view email</a>] <br/> <strong>[v1]</strong> Tue, 26 Nov 2019 15:41:47 UTC (2,337 KB)<br/> </div> </div>  <div class="extra-services"> <div class="full-text"> <a name="other"></a> <span class="descriptor">Full-text links:</span> <h2>Access Paper:</h2> <ul> <div id="download-button-info" hidden> View a PDF of the paper titled ALMA and ROSINA detections of phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets, by V. 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[1911.11647] ALMA and ROSINA detections of phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets