nebulous object
1comet — cometary /kom i ter ee/, cometic /keuh met ik/, cometical, adj. cometlike, adj. /kom it/, n. Astron. a celestial body moving about the sun, usually in a highly eccentric orbit, consisting of a central mass surrounded by an envelope of dust and… …
2Beehive Cluster — This article is about the Beehive Cluster. For other uses, see Beehive. Beehive Cluster The Beehive Cluster is an open cluster in Cancer just visible to the naked eye …
3Timeline of Islamic science and engineering — This timeline of Islamic science and engineering covers the general development of science and technology in the Islamic world during the Islamic Golden Age, usually dated from the 7th to 16th centuries.From the 17th century onwards, the advances …
4Milky Way Galaxy — Large spiral galaxy (roughly 150,000 light years in diameter) that contains Earth s solar system. It includes the multitude of stars whose light is seen as the Milky Way, the irregular luminous band that encircles the sky defining the plane of… …
5Book of Fixed Stars — The Book of Fixed Stars (in Arabic: كتاب الكواكب الثابتة) is an astronomical text composed by Abd al Rahman al Sufi (Azophi) around 964. The book was written in Arabic, although the author himself was probably Persian. It was an attempt to create …
6Biela's Comet — 3D/Biela Biela s Comet in February 1846, soon after it split into two pieces. Discovery Discovered by: Wilhelm von Biela Discovery date: February 27, 1826 Alternate designations: 1772; 1806 I; 1832 III; 1846 II; 1852 III; 1826 D1 …
7nebula — nebular, adj. /neb yeuh leuh/, n., pl. nebulae / lee , luy /, nebulas. 1. Astron. a. Also called diffuse nebula. a cloud of interstellar gas and dust. Cf. dark nebula, emission nebula, reflection nebula …
8Nebula — Nebulae redirects here. For the supercomputer in China, see Nebulae (computer). For other uses, see Nebula (disambiguation). The Pillars of Creation from the Eagle Nebula …
9Omega Nebula — Composite images obtained with the 3.58 metre NTT at La Silla Observatory. Credit: ESO Observation data: J2000 epoch …
10Uranus — This article is about the planet. For other uses, see Uranus (disambiguation). Uranus   …
