On 25 March 2018 a strong earthquake occurred at the Banda Sea at a depth of 176 km. The seismic event occurred at 20:14:47 UTC and had an estimated moment magnitude (Mw) 6.6.
Four planetary alignments occurred from the 20th to the 25th, most notably Mercury-Venus-Uranus and Mercury-Sun-Neptune, which resulted in additional larger seismic activity, peaking on the 29th. Note the Moon's alignment with Mars on the 24th.
Venus-Mercury-Earth 2018-03-20, 3:46:25 196°06'41" Venus-Sun-Jupiter 2018-03-23, 4:14:23 224°30'43" Mercury-Venus-Uranus 2018-03-25, 9:54:10 27°14'10" Mercury-Sun-Neptune 2018-03-25, 20:47:18 343°49'04" Moon-Earth-Mars 2018-03-24, 15:20:06 273°41'58" Moon-Earth-Saturn 2018-03-24, 23:21:25 278°25'29"