Iulium sidus
Iulium sidus seu Caesaris astrum, designatione astronomica C/−43 K1, fuit cometa vel "stella crinita" per septem fere noctes visa anno 44 a.C.n., C. Caesare nuper mortuo, nec unquam saeculis posterioribus reperta.

Fontes 
 Horatius, Carmina 1.12.47
 Ovidius, Metamorphoses 15.749, 15.840-851 Textus cum commentario
  2.93-94, 2.98
 Plutarchus, "Vita Iulii Caesaris" 69.2
 Lucius Annaeus Seneca, Naturales quaestiones 7.17.2
 Propertius, Elegiae 4.6.30, 4.6.59
 Servius grammaticus, Commentarii in Vergilium ad Aen. 8.681
 Suetonius, De vita Caesarum "Divus Iulius" 88
 Vergilius, Eclogae 9.47, Aeneis 8.681

Notae

Bibliographia 
 Robert A. Gurval, "Caesar's Comet: the politics and poetics of an Augustan myth" in Memoirs of the American Academy in Rome vol. 42 (1997) pp. 39-71
 John T. Ramsey, A. Lewis Licht, The Comet of 44 BC and Caesar's Funeral Games. Scholars Press, 1997 (APA American Classical Studies, 39)
 Kenneth Scott, "The Sidus Iulium and the Apotheosis of Caesar" in Classical Philology vol. 36 (1941) pp. 257-272
 H. Wagenvoort, "Virgil's Fourth Eclogue and the Sidus Iulium" (1929. Nova editio in H. Wagenvoort, Studies in Roman literature, culture and religion. Lugduni Batavorum: Brill, 1956)   

Cometae
Gaius Iulius Caesar
Augustus
44 a.C.n.