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[(2014\))-443.2(support)-445.4(the)-448.1(idea)-444.6(that)-443.6(brine)-450.3(layers)-446.6(can)-443.4(occur)]TJ
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T*
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T*
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()Tj
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T*
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T*
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()Tj
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T*
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T*
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T*
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T*
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T*
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T*
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T*
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[(1981\).)-291.1(For)-285.3(homogeneous)-286.2(small)-290.2(bodies)-284.2(such)-287.6(as)]TJ
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0 -1.1174 TD
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T*
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T*
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/F9 1 Tf
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/F4 1 Tf
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[(Several)-541(prior)-541.2(seismic)-541(studies)]TJ
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(2003;)Tj
-22.0136 -1.1116 TD
[(Ca)12.9(m)15(m)0(a)18.4(r)0(a)14(n)0(o)]TJ
/F6 1 Tf
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[(et)-262.7(al)20.7(.,)]TJ
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[(et)-268.4(al)20.7(.)13.9(,)]TJ
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/F3 1 Tf
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(38)Tj
47.6178 0 TD
[(VANCE)-333(ET)-338.7(AL.)]TJ
ET
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endobj
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BT
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[(focused)-303.6(on)-301.7(broadband)-300.2(signals)-302.5(in)-296.1(the)-304.1(0.00110)-166.7(Hz)-298(range)-301.5(and)]TJ
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T*
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[(2003,)-336.1(2005;)-339.7(Kattenhorn)]TJ
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[(2012;)-362.7(Walker)-368.4(and)-361.6(Schmidt,)-365(2015\).)-360.3(The)-362.8(energy)-366(release)-363.6(and)]TJ
T*
[(frequency)-393.5(of)-382.3(occurrence)-391.1(on)-388.1(those)-386.7(bodies)-387.8(are)-385.7(unknown)-383(but)]TJ
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[(different)-311.9(worlds)-301.1(\(Sta)]TJ
8.0175 .023 TD
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1.8661 0 TD
[(et)-303(al.,)]TJ
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[(2017\).)-302.7(Cassini)-303.5(tracking)-310.9(data)]TJ
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T*
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/F6 1 Tf
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/F4 1 Tf
2.5919 0 TD
[(1990\),)-291.1(could)-289(produce)-292.2(seismic)-293.4(energy)-296.9(and)]TJ
17.8954 26.7193 TD
[(enable)-545.9(characterization)-550.4(of)-543.6(Tritons)-545.7(interior)-546(structure)-547.9(and)]TJ
0 -1.1116 TD
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T*
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0 -1.1174 TD
[(sources)-458.9(\(Collins)-459.3(and)-459.5(Nimmo,)-455.9(2009;)-454.9(Michaut)-460.5(and)-459.5(Manga,)]TJ
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[(2014;)-454.9(Culha)-457.1(and)-453.7(Manga,)-455.7(2016\).)-452.4(Their)-457.2(frequencies)-460.1(of)-457.2(oc-)]TJ
T*
[(currence)-335.9(and)-332.8(corresponding)-339.1(energy)-337.2(release)-334.8(are)-339.7(uncertain.)]TJ
1.0137 -1.1116 TD
[(Impacts)-304.9(can)-310.9(also)-305(cause)-308.3(observable)-313.9(ground)-306.1(motions.)-306.2(They)]TJ
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(*)Tj
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1.0022 0 TD
[(month-long)-306.2(timescale)-309.7(of)-307.4(a)]TJ
-13.6159 -1.1116 TD
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T*
-.0157 Tc
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/F4 1 Tf
2.8338 0 TD
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(v)Tj
/F4 1 Tf
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(2)Tj
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[(\))-421.5(and)-419.2(therefore)-428.1(the)-419.3(expected)-428.3(seismic)-425.8(energy.)]TJ
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T*
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[(impactors)-278.5(would)-283(be)-279.8(a)-278.7(less)-281.8(effective)-285.5(seismic)-281.8(source)-279.4(owing)-283(to)]TJ
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T*
[(rate)-335.1(of)-330.5(impacts)-339.6(as)-331.5(Europa)-337.2(\(Zahnle)]TJ
/F6 1 Tf
14.3244 0 TD
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/F4 1 Tf
2.6725 0 TD
(2003\).)Tj
-15.9832 -1.1174 TD
[(T)15(h)0(e)-239.5(p)0(r)15.1(o)0(p)20.8(a)0(g)19.7(a)0(t)19.5(i)0(o)20.7(n)-248.8(of)-238.3(wa)18.8(ve)19.7(s)-248.6(d)0(u)20.8(e)-249.9(to)-238.5(im)19.5(pu)20.8(ls)20.9(iv)20.7(e)-249.9(s)0(e)19.9(i)0(s)15.1(m)0(i)19.5(c)-244.2(ev)13.9(en)19.7(ts)20.9(,)]TJ
-1.0137 -1.1116 TD
[(wh)20(ic)19.6(h)-398.5(h)0(a)19.7(s)-398.3(be)19.7(en)-383.5(si)15.1(m)15(u)0(l)14.9(a)0(t)19.5(e)0(d)-383.5(i)0(n)-388.2(d)0(e)19.7(t)0(a)19.5(i)0(l)-388.4(f)0(o)20.9(r)-398.5(Eu)19.6(ro)20.9(pa)19.7(,)-400.8(G)0(a)18.8(n)0(y)20.8(m)0(e)18.4(d)0(e)19.7(,)]TJ
ET
q
463.156 0 0 331.2 73.474 401.046 cm
/Im1 Do
Q
BT
/F7 1 Tf
9.845 0 0 9.845 59.7543 384.2645 Tm
[(FIG.)-273.4(1.)]TJ
/F4 1 Tf
4.054 0 TD
[(Europa)-273.2(is)-266.9(expected)-277.7(to)-267.1(be)-273.8(seismically)-275.1(active)-274.7(\(Lee)]TJ
/F6 1 Tf
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/F4 1 Tf
2.551 0 TD
[(2003;)-270(Panning)]TJ
/F6 1 Tf
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/F4 1 Tf
2.551 0 TD
[(2006\).)-273.2(A)-272.5(sensitive,)-268.2(broadband,)-273.8(high-)]TJ
-35.0523 -1.0135 TD
[(dynamic-range)-295.3(seismometer)-287.4(\(red,)-284.9(Pike)]TJ
/F6 1 Tf
15.8821 0 TD
[(et)-291.3(al.,)]TJ
/F4 1 Tf
2.5856 0 TD
[(2016\))-281.4(could)-288.5(detect)-292(faint)-282.9(seismic)-292.6(signals)-284.5(associated)-291(with)-287.3(ice-quakes)-291(and)-286.3(uids)]TJ
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[(owing)-294.7(within)-295.2(and)-297.8(beneath)-298.5(the)-292.2(ice)-293.4(crust)-299.8(to)-290.1(constrain)-299.4(chemical)-296.3(and)-297.8(thermal)-293(structures)-300.2(and)-292.1(processes.)-303.2(The)-293.2(performance)-298.9(of)-295.7(a)]TJ
0 -1.0077 TD
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/F3 1 Tf
8.9663 0 0 8.9663 59.7543 749.7069 Tm
[(VITAL)-338(SIGNS)]TJ
53.5677 0 TD
(39)Tj
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