Dramatic changes in Hunga Tonga-Hunga Ha'apai captured by @planet from mid-Nov until this morning—only a couple of hours before the most recent eruption.
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ALT Hunga Tonga-Hunga Ha'apai viewed from orbit on November 17, 2021. A volcano is visible between the two islands.
ALT Hunga Tonga-Hunga Ha'apai volcano venting on January 7, 2022, having grown in size since the previous image.
ALT Hunga Tonga-Hunga Ha'apai on January 15, 2022. The caldera is underwater and obscured from view, two hours before the large eruption.