All articles starting with a number or symbol
13,599 articles
89 Herculis
89 Herculis is a pulsating F-type supergiant and the prototype of post-AGB binary systems with circumbinary dust discs, orbiting a low-mass companion every 289 days.
89 Julia
89 Julia is a large S-type main-belt asteroid about 140 to 150 km across, proposed as the parent body of a small compact asteroid family.
890 Waltraut
890 Waltraut (A918 EO) is a main-belt asteroid about 27–28 km across, orbiting the Sun every 5.26 years between 2.84 and 3.20 AU, rotating in 12.58 hours, observed since 1918.
891 Gunhild
891 Gunhild is a large background asteroid in the outer main belt, roughly 52 to 65 kilometers wide, discovered by Max Wolf at Heidelberg in 1918.
892 Seeligeria
892 Seeligeria is a dark outer main-belt asteroid about 75 kilometers across, discovered by Max Wolf at Heidelberg in 1918 and named for astronomer Hugo von Seeliger.
893 Armenia earthquake
The 893 Armenia earthquake struck Dvin, then a capital and religious center of medieval Armenia, on the evening of 28 December 893, with death tolls estimated from 20,000 to 150,000.
893 Leopoldina
893 Leopoldina (1918 DS, A918 KD) is a large outer main-belt asteroid discovered 31 May 1918 at Heidelberg by Max Wolf; about 76-86 km across, 5.34-year orbit, Tholen XF type, not hazardous.
894 Erda
894 Erda (1918 DT, A918 LA) is a background outer main-belt asteroid discovered 4 June 1918 by Max Wolf at Heidelberg, named after the goddess in Wagner's Ring; rotation period 4.69 hours, diameter about 28-38 km.
895 Helio
895 Helio (A918 NA), a large dark FCB/B-type outer main-belt asteroid discovered by M. F. Wolf in 1918 and named by Paschen for helium-spectrum work; a ~110-150 km body with disputed Euphrosyne family membership.
897 Lysistrata
897 Lysistrata (1918 DZ) is a main-belt asteroid discovered 3 August 1918 by Max Wolf at Heidelberg, named for Aristophanes' comedy heroine; about 22 km across, rotation period roughly 11.26 hours.
898 Hildegard
898 Hildegard (1918 EA), a main-belt asteroid discovered 3 August 1918 by Max Wolf at Heidelberg; 11.7 km diameter, 24.85-hour rotation, orbital period 4.5 years, not potentially hazardous.
899 Jokaste
899 Jokaste (provisional 1918 EB) is a 31-km main-belt asteroid discovered 3 August 1918 by M. F. Wolf at Heidelberg, named for Jocasta, mother of Oedipus; it orbits at 2.91 au with a 4.96-year period and 6.245-hour rotation.
8990 Holdings
8990 Holdings is a Philippine low-cost mass housing developer known for its DECA Homes brand, founded by Luis N. Yu Jr. and built across Cebu, the Visayas, and Mindanao.
89P/Russell 2
89P/Russell 2 (1980 S1) is a Jupiter-family periodic comet with a 7.3-year period, perihelion 2.22 AU, and a nucleus smaller than about 2 km, observed with a faint dust coma.
89th Academy Awards
89th Academy Awards (2017): ceremony at the Dolby Theatre honoring 2016 films, hosted by Jimmy Kimmel. Moonlight won Best Picture after La La Land (14 nominations, 6 wins) was mistakenly announced; record wins for Ali, Davis, Chazelle.
8Ball & MJG
8Ball & MJG, Memphis rap duo of Premro Smith and Marlon Jermaine Goodwin, formed 1991; Suave House pioneers of Southern rap with Comin' Out Hard, On Top of the World, and Bad Boy's Living Legends.
8BitDo (八位堂)
8BitDo, also known as 八位堂, is a Shenzhen-based gaming hardware company founded in 2013 that makes retro-styled controllers, keyboards, and accessories, now an officially licensed Xbox partner.
8C 0716+714
S5 0716+714, also known as 8C 0716+714, is a BL Lacertae object, a type of blazar, in the constellation Camelopardalis. Discovered in 1979, it is known for strong variability.
8chan
8chan, also known as Infinitechan, was an anonymous imageboard created in 2013 by Fredrick Brennan where users ran their own boards with almost no central moderation.
8K resolution
8K resolution is a display format of 7680 × 4320 pixels, four times the pixel count of 4K UHD, first broadcast regularly in Japan in 2018.
8LOOM
8LOOM was a seven-member Japanese boy group formed for the 2022 TBS drama I Will Be Your Bloom, debuting with "Come Again" and disbanding in December 2022.
8mm (film)
8mm (1999) is a Joel Schumacher crime thriller written by Andrew Kevin Walker, starring Nicolas Cage as PI Tom Welles investigating an apparent snuff film; it earned $96.4M worldwide, scored 21 on Metacritic, and Walker disowned the altered script.
8p inverted duplication/deletion syndrome
8p inverted duplication/deletion syndrome (invdupdel(8p)) is a rare chromosome 8p rearrangement causing intellectual disability, hypotonia, corpus callosum agenesis, heart and skeletal defects, arising de novo via REPD/REPP-mediated recombination.
8P/Tuttle
8P/Tuttle is a Halley-type periodic comet with a 13.6-year orbit, discovered by Méchain in 1790 and Tuttle in 1858. Its 10-km contact-binary nucleus was radar-imaged in 2008, and it parented the December Ursid meteor shower.
8p23.1 duplication syndrome
8p23.1 duplication syndrome (dup(8)(p23.1p23.1), trisomy 8p23.1) is a rare genomic disorder from a 3.68 Mb duplication of chromosome 8p23.1 involving SOX7 and GATA4, causing developmental delay, dysmorphism, and congenital heart disease.
8p23.1 microdeletion syndrome
8p23.1 microdeletion syndrome, also called monosomy 8p23.1, is a rare chromosomal disorder caused by a deletion on chromosome 8, with heart defects and intellectual deficit.
8q21.11 microdeletion syndrome
8q21.11 microdeletion syndrome (Del(8)(q21.11), OMIM 614230) is an ultra-rare autosomal dominant disorder from heterozygous 8q21.11 deletions, causing intellectual disability, facial dysmorphism, hypotonia, and hearing loss; ZFHX4 is the main driver gene.
8q22.1 microdeletion syndrome
8q22.1 microdeletion syndrome, or Nablus mask-like facial syndrome (OMIM 608156), is an extremely rare chromosome 8q22.1 deletion disorder with mask-like facies, blepharophimosis, joint contractures, cryptorchidism in boys, and a happy disposition.
8th BRICS summit
The 8th BRICS summit was a meeting of the leaders of Brazil, Russia, India, China, and South Africa held in Goa, India, on 15-16 October 2016, producing the Goa Declaration.
8th century
8th century (701–800 CE), also called the 700s: the era of the Abbasid Revolution (750), Carolingian rise, Battle of Tours (732), Baghdad's founding (762), Lindisfarne raid (793), and Charlemagne's coronation (800).