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===Binaries===
{{multiple image
[[File:JuMBO 29.jpg|thumb|JuMBO 29 is a candidate planetary-mass binary in the Orion Nebula with a mass of about 12.5+3 {{Jupiter mass}} (separated by 135 [[Astronomical unit|AU]]). The more massive component has a spectral type of M8 and the other object is unconfirmed.]]
| align = right
| direction = vertical
| width = 200
| image1 = TWA 42 Keck.png
| caption1 = 2MASS J1119–1137AB, the first planetary-mass binary discovered, located in the [[TW Hydrae association]]
| image2 = JuMBO 29.jpg
| caption2 = JuMBO 29, a candidate 12.5+3 {{jupiter mass}} binary, separated by 135 [[astronomical unit|AU]], located in the Orion Nebula
}}
The first resolved binary discovered was [[2MASS J11193254–1137466 AB]]. There are however other binaries known, such as [[2MASS J1553022+153236AB]],<ref>{{Cite journal |last1=Dupuy |first1=Trent J. |last2=Liu |first2=Michael C. |date=2012-08-01 |title=The Hawaii Infrared Parallax Program. I. Ultracool Binaries and the L/T Transition |journal=The Astrophysical Journal Supplement Series |volume=201 |issue=2 |pages=19 |arxiv=1201.2465 |bibcode=2012ApJS..201...19D |doi=10.1088/0067-0049/201/2/19 |issn=0067-0049 |doi-access=free}}</ref><ref name=":26">{{Cite journal |last1=Zhang |first1=Zhoujian |last2=Liu |first2=Michael C. |last3=Best |first3=William M. J. |last4=Dupuy |first4=Trent J. |last5=Siverd |first5=Robert J. |date=2021-04-01 |title=The Hawaii Infrared Parallax Program. V. New T-dwarf Members and Candidate Members of Nearby Young Moving Groups |journal=The Astrophysical Journal |volume=911 |issue=1 |pages=7 |arxiv=2102.05045 |bibcode=2021ApJ...911....7Z |doi=10.3847/1538-4357/abe3fa |issn=0004-637X |doi-access=free}}</ref> [[WISE 1828+2650]], [[WISE J0336−0143]] (could also be a [[brown dwarf]] and a [[planetary-mass object]] (BD+PMO) binary), [[NIRISS-NGC1333-12]]<ref>{{Cite journal |last=Langeveld |first=Adam B. |last2=Scholz |first2=Aleks |last3=Mužić |first3=Koraljka |last4=Jayawardhana |first4=Ray |last5=Capela |first5=Daniel |last6=Albert |first6=Loïc |last7=Doyon |first7=René |last8=Flagg |first8=Laura |last9=de Furio |first9=Matthew |last10=Johnstone |first10=Doug |last11=Lafrèniere |first11=David |last12=Meyer |first12=Michael |date=2024-10-01 |title=The JWST/NIRISS Deep Spectroscopic Survey for Young Brown Dwarfs and Free-floating Planets |url=https://ui.adsabs.harvard.edu/abs/2024AJ....168..179L/abstract |journal=The Astronomical Journal |volume=168 |pages=179 |arxiv=2408.12639 |bibcode=2024AJ....168..179L |doi=10.3847/1538-3881/ad6f0c |issn=0004-6256}}</ref> and several objects discovered by Zhang et al.<ref name=":26" />