Editing Xenon (section)

=== Solar System ===
Within the Solar System, the [[nucleon]] fraction of xenon is {{val|1.56|e=-8}}, for an [[Abundance of the chemical elements|abundance]] of approximately one part in 630&nbsp;thousand of the total mass.<ref>{{cite book
| first     = David
| last      = Arnett
| date      = 1996
| title     = Supernovae and Nucleosynthesis
| publisher = [[Princeton University Press]]
| location  = Princeton, [[New Jersey|NJ]]
| isbn      = 0-691-01147-8
| url       = https://books.google.com/books?id=PXGWGnPPo0gC&pg=PA30
}}</ref> Xenon is relatively rare in the [[Sun]]'s atmosphere, on [[Earth]], and in [[asteroid]]s and [[comet]]s. The abundance of xenon in the atmosphere of planet [[Jupiter]] is unusually high, about 2.6 times that of the Sun.<ref name="mahaffy">{{cite journal
| last1      = Mahaffy
| first1     = P. R.
| last2      = Niemann
| first2     = H. B.
| last3      = Alpert
| first3     = A.
| last4      = Atreya
| first4     = S. K.
| last5      = Demick
| first5     = J.
| last6      = Donahue
| first6     = T. M.
| last7      = Harpold
| first7     = D. N.
| last8      = Owen
| first8     = T. C.
| title      = Noble gas abundance and isotope ratios in the atmosphere of Jupiter from the Galileo Probe Mass Spectrometer
| journal    = Journal of Geophysical Research
| date       = 2000
| volume     = 105
| issue      = E6
| pages      = 15061–72
| bibcode    = 2000JGR...10515061M
| doi        = 10.1029/1999JE001224
| doi-access = free
}}</ref>{{efn | Mass fraction calculated from the average mass of an atom in the Solar System of about 1.29 atomic mass units.}}  This abundance remains unexplained, but may have been caused by an early and rapid buildup of [[planetesimal]]s—small, sub-planetary bodies—before the heating of the [[solar nebula|presolar disk]];<ref>{{cite journal
| last1      = Owen
| first1     = Tobias
| last2      = Mahaffy
| first2     = Paul
| last3      = Niemann
| first3     = H. B.
| last4      = Atreya
| first4     = Sushil
| last5      = Donahue
| first5     = Thomas
| last6      = Bar-Nun
| first6     = Akiva
| last7      = de Pater
| first7     = Imke
| s2cid      = 4426771
| title      = A low-temperature origin for the planetesimals that formed Jupiter
| journal    = Nature
| year       = 1999
| volume     = 402
| issue      = 6759
| pages      = 269–70
| bibcode    = 1999Natur.402..269O
| doi        = 10.1038/46232
| pmid       = 10580497
| hdl        = 2027.42/62913
| url        = https://deepblue.lib.umich.edu/bitstream/2027.42/62913/1/402269a0.pdf
| hdl-access = free
}}</ref> otherwise, xenon would not have been trapped in the planetesimal ices.  The problem of the low terrestrial xenon may be explained by [[covalent bond]]ing of xenon to oxygen within [[quartz]], reducing the [[outgassing]] of xenon into the atmosphere.<ref>{{cite journal
| last            = Sanloup
| first           = Chrystèle
| s2cid           = 31226092
| display-authors = etal
| title           = Retention of Xenon in Quartz and Earth's Missing Xenon
| journal         = Science
| year            = 2005
| volume          = 310
| issue           = 5751
| pages           = 1174–7
| doi             = 10.1126/science.1119070
| pmid            = 16293758
| bibcode         = 2005Sci...310.1174S
}}</ref>