Water watch

NASA's newest satellite could provide the clearest picture ever of all the water on Earth

A new satellite can monitor water level changes almost anywhere on Earth.

Originally Published: 
artist's rendering of NASA SWOT

Orlando Sentinel/Tribune News Service/Getty Images

NASA captured public attention with two important programs this year. The James Webb Space Telescope, peering into the depths of space, and Artemis I, preparing for a trip to the Moon.

NASA/Keegan Barber

But another mission that launched at the very end of the year has its sights set on Earth — and it may be the most important launch of 2022.