{"slug": "giovanni-domenico-cassini", "label": "Giovanni Domenico Cassini", "wikipedia": "https://en.wikipedia.org/wiki/Giovanni_Domenico_Cassini", "wikidata": "https://www.wikidata.org/wiki/Q14279", "qid": "Q14279", "description": "Italian/French mathematician, astronomer, engineer, and astrologer (*1625 – †1712)", "entries": 6, "years": 6, "span": [1625, 1712], "span_label": ["1625 CE", "1712 CE"], "topics": [{"title": "Science & Discovery", "count": 4}, {"title": "Births", "count": 1}, {"title": "Deaths", "count": 1}], "related": [{"slug": "saturn", "label": "Saturn", "shared": 2}, {"slug": "christiaan-huygens", "label": "Christiaan Huygens", "shared": 2}, {"slug": "jupiter", "label": "Jupiter", "shared": 1}], "items": [{"year": 1625, "year_label": "1625 CE", "section": "Births", "date": "June 8", "text": "June 8 – Giovanni Domenico Cassini, Italian astronomer and engineer (d. 1712)", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1363597525#April–June", "title": "1625", "revid": 1363597525, "section": "Births › April–June"}}, {"year": 1671, "year_label": "1671 CE", "section": "Science & Discovery", "date": "October 25", "text": "October 25 – Italian-born French astronomer Giovanni Domenico Cassini discovers Iapetus, the second known moon of the planet Saturn. Christiaan Huygens had discovered the Saturnian moon Titan on March 25, 1655.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1365991065#October–December", "title": "1671", "revid": 1365991065, "section": "Events › October–December"}}, {"year": 1672, "year_label": "1672 CE", "section": "Science & Discovery", "date": "December 23", "text": "December 23 – French astronomer Giovanni Domenico Cassini discovers Rhea, a previously-unknown satellite of the planet Saturn. Rhea is the second-largest overall, and the third moon of Saturn to be discovered by Earth astronomers, Titan having been found by Christiaan Huygens on March 25, 1655 and Iapetus by Cassini on October 25, 1671.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1365992116#October–December", "title": "1672", "revid": 1365992116, "section": "Events › October–December"}}, {"year": 1675, "year_label": "1675 CE", "section": "Science & Discovery", "date": null, "text": "Giovanni Cassini discovers the Cassini Division in the rings of Saturn.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1365992546#Date_unknown", "title": "1675", "revid": 1365992546, "section": "Events › Date unknown"}}, {"year": 1690, "year_label": "1690 CE", "section": "Science & Discovery", "date": null, "text": "Giovanni Domenico Cassini observes differential rotation within Jupiter's atmosphere.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1369486553#Date_unknown", "title": "1690", "revid": 1369486553, "section": "Events › Date unknown"}}, {"year": 1712, "year_label": "1712 CE", "section": "Deaths", "date": "September 14", "text": "September 14 – Giovanni Domenico Cassini, Italian-French astronomer and engineer (b. 1625)", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1367964331#Deaths", "title": "1712", "revid": 1367964331, "section": "Deaths"}}]}