{"id":{"repo_id":"purdue-thes","oai_identifier":"oai:docs.lib.purdue.edu:open_access_dissertations-2708"},"canonical_url":"https://search.dev.ndltd.org/etd/purdue-thes/oai:docs.lib.purdue.edu:open_access_dissertations-2708","repository":{"repo_id":"purdue-thes","name":"Purdue University","base_url":"https://docs.lib.purdue.edu/do/oai/"},"display":{"title":"Global Surface Modification of Asteroid 4 Vesta Following the Rheasilvia Impact","abstract":"4 Vesta, the second most massive asteroid in the Solar System, was the recent target of NASA’s Dawn mission, which spent many months orbiting and analyzing the body. A geologically young (~1 Ga) giant impact basin, Rheasilvia, which has a diameter nearly equal to that of Vesta, dominates Vesta’s southern hemisphere. In addition to opening a massive crater, the impact that formed the Rheasilvia basin produced a shockwave that was sufficiently strong to modify Vesta’s surface morphology on a nearly global scale.","abstract_html":"4 Vesta, the second most massive asteroid in the Solar System, was the recent target of NASA’s Dawn mission, which spent many months orbiting and analyzing the body. A geologically young (~1 Ga) giant impact basin, Rheasilvia, which has a diameter nearly equal to that of Vesta, dominates Vesta’s southern hemisphere. In addition to opening a massive crater, the impact that formed the Rheasilvia basin produced a shockwave that was sufficiently strong to modify Vesta’s surface morphology on a nearly global scale.","abstract_has_math":false,"creators":["Bowling, Timothy Joseph"],"institution":null,"degree_name":"Doctor of Philosophy (PhD)","degree_level":"Dissertation","degree_discipline":"Earth, Atmospheric, and Planetary Sciences","degree_department":null,"school":null,"contributors":["Henry J Melosh","Andrew Freed","David Minton","Marc Caffee","James Richardson"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-01-01T08:00:00Z","date_published":"2015-01-01T08:00:00Z","updated_at":"2026-07-24T03:54:44Z","subjects":["Asteroid","Crater","Impact","Meteorite","Shock","Vesta"],"languages":[],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://docs.lib.purdue.edu/open_access_dissertations/1492","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Henry J Melosh","Andrew Freed","David Minton","Marc Caffee","James Richardson"]},{"key":"dc:creator","label":"Author","values":["Bowling, Timothy Joseph"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"thesis:degree_discipline","label":"Discipline","values":["Earth, Atmospheric, and Planetary Sciences"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Doctor of Philosophy (PhD)"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Asteroid","Crater","Impact","Meteorite","Shock","Vesta"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://docs.lib.purdue.edu/open_access_dissertations/1492"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["4 Vesta, the second most massive asteroid in the Solar System, was the recent target of NASA’s Dawn mission, which spent many months orbiting and analyzing the body. A geologically young (~1 Ga) giant impact basin, Rheasilvia, which has a diameter nearly equal to that of Vesta, dominates Vesta’s southern hemisphere. In addition to opening a massive crater, the impact that formed the Rheasilvia basin produced a shockwave that was sufficiently strong to modify Vesta’s surface morphology on a nearly global scale."]},{"key":"dc:title","label":"Title","values":["Global Surface Modification of Asteroid 4 Vesta Following the Rheasilvia Impact"]}]}],"canonical_facts":{"dc:contributor":["Henry J Melosh","Andrew Freed","David Minton","Marc Caffee","James Richardson"],"dc:creator":["Bowling, Timothy Joseph"],"dc:description.abstract":["4 Vesta, the second most massive asteroid in the Solar System, was the recent target of NASA’s Dawn mission, which spent many months orbiting and analyzing the body. A geologically young (~1 Ga) giant impact basin, Rheasilvia, which has a diameter nearly equal to that of Vesta, dominates Vesta’s southern hemisphere. In addition to opening a massive crater, the impact that formed the Rheasilvia basin produced a shockwave that was sufficiently strong to modify Vesta’s surface morphology on a nearly global scale."],"dc:identifier":["https://docs.lib.purdue.edu/open_access_dissertations/1492"],"dc:subject":["Asteroid","Crater","Impact","Meteorite","Shock","Vesta"],"dc:title":["Global Surface Modification of Asteroid 4 Vesta Following the Rheasilvia Impact"],"thesis:degree_discipline":["Earth, Atmospheric, and Planetary Sciences"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Doctor of Philosophy (PhD)"]},"updated_at":"2026-07-24T03:54:44Z"}