To learn how ocean water is melting glaciers, NASA's Oceans Melting Greenland mission extensively surveyed the coastline of the world's largest island.

The Kangerlussuaq Glacier, one of Greenland's largest tidewater outlet glaciers, is pictured in this false-color image captured by the Copernicus Sentinel-1 mission.

The James Webb Space Telescope lifted off on an Ariane 5 rocket from Europe's Spaceport in French Guiana on Dec. 25, 2021, on its exciting mission to unlock the secrets of the universe.

This image of our home planet shows how Earth looked from more than 950,000 miles, or 1.5 million kilometers, away during the total solar eclipse visible in Antarctica on Dec. 4, 2021.

Kainji Lake, a reservoir on the Niger River in western Nigeria, is featured in this true-color image captured by the Copernicus Sentinel-2 mission.

The aurora borealis glows on the northern horizon while stars wheel overhead in this long exposure taken near the Bonneville Salt Flats in Utah on Nov. 4, 2021.

In this image taken on Oct. 30, 2021, an aurora dimly intersected with Earth's airglow as the International Space Station flew into an orbital sunrise 264 miles above the Pacific Ocean before crossing over Canada.

This collage of pictures shows Dubai, United Arab Emirates, made from around 40 pictures mapped together, digitally rotated and assembled into this large collage.

This image, captured by the Copernicus Sentinel-2 mission on Sept. 30, 2021, shows the flow of lava from the volcano erupting on the Spanish island of La Palma.

Maharloo Lake, a seasonal salt lake in Iran, is featured in this image captured by the Copernicus Sentinel-2 mission. Maharloo sits at an altitude of around 1,400 meters above sea level and is located around 27 kilometers southeast of Shiraz, in southwest Iran.