821:
816:
759:
207:"Hicetas Syracusius, ut ait Theophrastus, caelum, solem, lunam, stellas, supera denique omnia stare censet neque praeter terram rem ullam in mundo moveri: quae cum circum axem se summa celeritate convertat et torqueat, eadem effici omnia, quae, si stante terra caelum moveretur. Atque hoc etiam Platonem in Timaeo dicere quidam arbitrantur, sed paulo obscurius."
114:
Cicero “Hicetas of
Syracuse, as Theophrastus says, holds that the heaven, the sun, the moon, the stars and in fact all things in the sky remain still, and nothing else in the universe moves, except the earth; but as the earth turns and twists about its axis with extreme swiftness, all the same
115:
results follow as if the earth were still and the heaven moved". This is of course not well expressed…but Cicero means no more than that the rotation of the earth is a complete substitute for the apparent daily rotation of the heaven as a whole.
874:
800:
263:
915:
858:
793:
939:
534:
786:
738:
949:
256:
908:
969:
851:
728:
524:
88:
979:
944:
934:
280:
964:
249:
901:
974:
844:
661:
458:
20:
96:
as an ancient who also argued that the Earth moved, it is believed that he was actually referring to
Hicetas.
959:
954:
453:
272:
600:
473:
408:
30:
636:
565:
303:
707:
448:
398:
318:
293:
144:
478:
383:
333:
308:
67:
712:
626:
184:
101:
621:
468:
373:
328:
885:
828:
770:
221:
733:
686:
656:
646:
595:
570:
75:
147:(viii. 85) says that some ascribed this doctrine to Hicetas, while others attributed it to
70:, he believed that the daily movement of permanent stars was caused by the rotation of the
681:
616:
585:
483:
413:
55:
178:
766:
544:
423:
358:
338:
44:
928:
666:
651:
631:
164:
59:
514:
363:
199:
132:
107:
353:
298:
47:
820:
881:
671:
488:
433:
393:
323:
79:
51:
758:
575:
428:
418:
403:
348:
343:
288:
148:
63:
241:
676:
504:
368:
580:
443:
438:
378:
180:
The
Academic Questions, Treatise de Finibus, and Tusculan Disputations
691:
641:
590:
463:
313:
136:
93:
873:
71:
245:
38:
889:
832:
774:
183:. Translated by C.D. Yonge. London, Macmillan. p.
721:
700:
609:
558:
497:
279:
909:
852:
794:
257:
8:
226:. Oxford at the Clarendon Press. p. 188
223:Aristarchus of Samos, the Ancient Copernicus
916:
902:
859:
845:
827:This article about a Greek scientist is a
801:
787:
264:
250:
242:
125:
765:This biography of a philosopher from
160:W. T. Lynn, "Nicetus of Syracuse" in
7:
870:
868:
812:
810:
755:
753:
19:For other people named Hicetas, see
89:De revolutionibus orbium coelestium
888:. You can help Knowledge (XXG) by
831:. You can help Knowledge (XXG) by
773:. You can help Knowledge (XXG) by
43:; c. 400 – c. 335 BC) was a
14:
940:4th-century BC Greek philosophers
872:
819:
814:
757:
99:Cicero refers to Hicetas in the
16:4th-century BC Greek philosopher
198:Cicero, Marcus Tullius (1874).
62:. Like his fellow Pythagorean
1:
950:Pythagoreans of Magna Graecia
662:Inferior and superior planets
996:
970:Ancient Greek people stubs
867:
809:
752:
739:Medieval Islamic astronomy
536:On the Sizes and Distances
220:Heath, Sir Thomas (1913).
106:volume II, citing in turn
39:
34:
18:
980:European astronomer stubs
945:Ancient Greek astronomers
935:4th-century BC Syracusans
729:Medieval European science
459:Sosigenes the Peripatetic
86:(Nicetus of Syracuse) in
92:as having been cited by
21:Hicetas (disambiguation)
965:Greek philosopher stubs
454:Sosigenes of Alexandria
273:Ancient Greek astronomy
110:. According to Heath:
884:–related article is a
526:On Sizes and Distances
975:Greek scientist stubs
637:Deferent and epicycle
566:Antikythera mechanism
204:. London, Macmillan.
177:Cicero, M.T. (1880).
708:Babylonian astronomy
399:Hippocrates of Chios
479:Theon of Alexandria
84:Nicetus Syracusanus
68:Heraclides Ponticus
713:Egyptian astronomy
627:Circle of latitude
167:(1893) pp. 380-381
52:Pythagorean School
897:
896:
840:
839:
782:
781:
747:
746:
622:Celestial spheres
145:Diogenes Laërtius
66:and the Academic
54:. He was born in
987:
918:
911:
904:
876:
869:
861:
854:
847:
823:
818:
817:
811:
803:
796:
789:
761:
754:
734:Indian astronomy
687:Sublunary sphere
657:Hipparchic cycle
596:Mural instrument
571:Armillary sphere
550:
540:
530:
520:
510:
266:
259:
252:
243:
236:
235:
233:
231:
217:
211:
210:
195:
189:
188:
174:
168:
158:
152:
130:
42:
41:
36:
995:
994:
990:
989:
988:
986:
985:
984:
925:
924:
923:
922:
866:
865:
815:
808:
807:
750:
748:
743:
717:
696:
682:Spherical Earth
617:Callippic cycle
605:
586:Equatorial ring
554:
548:
538:
528:
518:
508:
493:
484:Theon of Smyrna
275:
270:
240:
239:
229:
227:
219:
218:
214:
197:
196:
192:
176:
175:
171:
162:The Observatory
159:
155:
131:
127:
122:
24:
17:
12:
11:
5:
993:
991:
983:
982:
977:
972:
967:
962:
960:330s BC deaths
957:
955:400s BC births
952:
947:
942:
937:
927:
926:
921:
920:
913:
906:
898:
895:
894:
880:This European
877:
864:
863:
856:
849:
841:
838:
837:
824:
806:
805:
798:
791:
783:
780:
779:
767:Ancient Greece
762:
745:
744:
742:
741:
736:
731:
725:
723:
719:
718:
716:
715:
710:
704:
702:
698:
697:
695:
694:
689:
684:
679:
674:
669:
664:
659:
654:
649:
644:
639:
634:
629:
624:
619:
613:
611:
607:
606:
604:
603:
598:
593:
588:
583:
578:
573:
568:
562:
560:
556:
555:
553:
552:
546:On the Heavens
542:
532:
522:
519:(Eratosthenes)
512:
501:
499:
495:
494:
492:
491:
486:
481:
476:
471:
466:
461:
456:
451:
446:
441:
436:
431:
426:
424:Philip of Opus
421:
416:
411:
406:
401:
396:
391:
386:
381:
376:
371:
366:
361:
356:
351:
346:
341:
336:
331:
326:
321:
316:
311:
306:
301:
296:
291:
285:
283:
277:
276:
271:
269:
268:
261:
254:
246:
238:
237:
212:
190:
169:
153:
124:
123:
121:
118:
117:
116:
15:
13:
10:
9:
6:
4:
3:
2:
992:
981:
978:
976:
973:
971:
968:
966:
963:
961:
958:
956:
953:
951:
948:
946:
943:
941:
938:
936:
933:
932:
930:
919:
914:
912:
907:
905:
900:
899:
893:
891:
887:
883:
878:
875:
871:
862:
857:
855:
850:
848:
843:
842:
836:
834:
830:
825:
822:
813:
804:
799:
797:
792:
790:
785:
784:
778:
776:
772:
768:
763:
760:
756:
751:
740:
737:
735:
732:
730:
727:
726:
724:
720:
714:
711:
709:
706:
705:
703:
699:
693:
690:
688:
685:
683:
680:
678:
675:
673:
670:
668:
667:Metonic cycle
665:
663:
660:
658:
655:
653:
652:Heliocentrism
650:
648:
645:
643:
640:
638:
635:
633:
632:Counter-Earth
630:
628:
625:
623:
620:
618:
615:
614:
612:
608:
602:
599:
597:
594:
592:
589:
587:
584:
582:
579:
577:
574:
572:
569:
567:
564:
563:
561:
557:
551:
547:
543:
541:
539:(Aristarchus)
537:
533:
531:
527:
523:
521:
517:
513:
511:
507:
503:
502:
500:
496:
490:
487:
485:
482:
480:
477:
475:
472:
470:
467:
465:
462:
460:
457:
455:
452:
450:
447:
445:
442:
440:
437:
435:
432:
430:
427:
425:
422:
420:
417:
415:
412:
410:
407:
405:
402:
400:
397:
395:
392:
390:
387:
385:
382:
380:
377:
375:
372:
370:
367:
365:
362:
360:
357:
355:
352:
350:
347:
345:
342:
340:
337:
335:
332:
330:
327:
325:
322:
320:
317:
315:
312:
310:
307:
305:
302:
300:
297:
295:
292:
290:
287:
286:
284:
282:
278:
274:
267:
262:
260:
255:
253:
248:
247:
244:
225:
224:
216:
213:
209:
208:
203:
202:
194:
191:
186:
182:
181:
173:
170:
166:
163:
157:
154:
150:
146:
142:
141:Acad. Quaest.
138:
134:
129:
126:
119:
113:
112:
111:
109:
105:
103:
97:
95:
91:
90:
85:
81:
77:
73:
69:
65:
61:
60:Magna Graecia
57:
53:
49:
46:
32:
31:Ancient Greek
28:
22:
890:expanding it
879:
833:expanding it
826:
775:expanding it
764:
749:
545:
535:
529:(Hipparchus)
525:
516:Catasterismi
515:
505:
388:
364:Eratosthenes
228:. Retrieved
222:
215:
206:
205:
200:
193:
179:
172:
161:
156:
140:
133:Theophrastus
128:
108:Theophrastus
100:
98:
87:
83:
82:referred to
26:
25:
647:Geocentrism
559:Instruments
549:(Aristotle)
354:Cleostratus
319:Aristarchus
299:Anaximander
281:Astronomers
74:around its
48:philosopher
929:Categories
882:astronomer
722:Influenced
701:Influences
672:Octaeteris
601:Triquetrum
489:Timocharis
474:Theodosius
434:Posidonius
394:Hipparchus
384:Heraclides
324:Aristyllus
309:Apollonius
304:Andronicus
80:Copernicus
576:Astrolabe
509:(Ptolemy)
429:Philolaus
419:Oenopides
404:Hypsicles
349:Cleomedes
344:Callippus
334:Autolycus
289:Aglaonice
201:Academica
149:Philolaus
102:Academica
64:Ecphantus
677:Solstice
610:Concepts
506:Almagest
449:Seleucus
409:Menelaus
369:Euctemon
143:ii. 39.
56:Syracuse
581:Dioptra
444:Pytheas
439:Ptolemy
389:Hicetas
379:Geminus
374:Eudoxus
329:Attalus
294:Agrippa
230:Apr 19,
165:Vol. 16
78:. When
50:of the
27:Hicetas
692:Zodiac
642:Equant
591:Gnomon
469:Thales
464:Strabo
314:Aratus
137:Cicero
94:Cicero
40:Ἱκέτης
35:Ἱκέτας
769:is a
498:Works
414:Meton
359:Conon
120:Notes
72:Earth
45:Greek
886:stub
829:stub
771:stub
339:Bion
232:2016
76:axis
135:ap
37:or
931::
185:81
139:,
58:,
33::
917:e
910:t
903:v
892:.
860:e
853:t
846:v
835:.
802:e
795:t
788:v
777:.
265:e
258:t
251:v
234:.
187:.
151:.
104:,
29:(
23:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.