What is 3 Juno?
[[File:Juno 4 wavelengths.jpg|thumb|June as seen by 100-inch Hooker telescope at Mt. Wilson Observatory in four wavelength bands]] '''3 Juno''' (symbol: [[file:Juno symbol (bold).svg|16px|⚵]]) is a [[asteroid belt|main belt]] [[asteroid]] discovered by [[Karl Ludwig Harding]] on September 1, 1804.<ref>{{cite web |url= http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=3+Juno |title=JPL Small-Body Database Browser |work=ssd.jpl.nasa.gov |year=2011 |access-date=March 30, 2011}}</ref> Juno was the third asteroid discovered in the [[Solar System]] and is named after [[Juno (mythology)|Juno]], the [[Rome|Roman]] [[goddess]] that is the [[queen]] of all gods.<ref>{{cite book |title=Dictionary of minor planet names, Volume 1 |last1=Schmadel |first1=Lutz D. |year=2003 |page=15 |publisher=Springer |isbn=3540002383 |url=https://books.google.com/books?id=KWrB1jPCa8AC |access-date=March 21, 2011}}</ref> [[Image:Moon and Asteroids 1 to 10.svg|thumb|right|Size comparison: the first 10 asteroids discovered, profiled against Earth's [[Moon]]. Juno is third from the left.]] Juno is an [[S-type asteroid]],<ref>{{cite web |url=http://observatory.space.edu/research/gaffeyResumePDFs/2003/Baliunas%20et%20al%20%282002%29%20Multispec%20AO%20of%20Juno.pdf |title=Multispectral analysis of Asteroid 3 Juno taken with the 100-inch telescope at Mount Wilson Observatory |work=University of North Dakota |access-date=March 29, 2011 }}{{Dead link|date=January 2021 |bot=InternetArchiveBot |fix-attempted=yes }}</ref> and is estimated to contain 1% of the total [[mass]] of the asteroid belt.<ref>{{cite journal | last= Pitjeva | first= E. V. | author-link= Elena V. Pitjeva | title= High-Precision Ephemerides of Planets—EPM and Determination of Some Astronomical Constants | journal= Solar System Research | year= 2005 | volume= 39 | issue= 3 | pages= 176–186 | url= http://iau-comm4.jpl.nasa.gov/EPM2004.pdf | doi= 10.1007/s11208-005-0033-2 | s2cid= 120467483 | access-date= 2011-03-31 | archive-date= 2012-09-07 | archive-url= https://web.archive.org/web/2012090716495