A lava lake continues to grow within Halemaumau Crater on the Big Island.
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The view of the Kilauea eruption from the south rim of Halemaumau Crater on Jan. 5.
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The view through a laser rangefinder shows the south rim of the Halemaumau Crater, where a lava dome fountain is active along with a glowing vent visible at the top in this photo taken on Jan. 5.
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This photo taken 5:35 p.m. Jan. 5 shows the lava flow and dome fountain at the western vent.
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This photo taken Jan. 6 shows the eruption from the western vent, where lava spatter created another spatter cone.
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A rainbow forms over Halemaumau Crater on Jan. 6.
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A Hawaiian Volcano Observatory geologist takes measurements of the Kilauea eruption inside Halemaumau Crater on Hawaii island. This is a view to the northwest from the south rim of the crater on Jan. 6.
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An aerial view of the Kilauea summit shows clear views of Mauna Loa to the west in this photo taken at 10:30 a.m. Jan. 7.
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This aerial view of the Kilauea summit taken 10:30 a.m. Jan. 7 shows a lava lake growing within Halemaumau Crater.
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This aerial view of the Kilauea summit shows the southeast margin of a growing lava lake within Halemaumau Crater. There is a boundary between the active portion of the lava lake, left.