US-French Satellite Takes Stock of World’s River Water

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Preparations for Next Moonwalk Simulations Underway (and Underwater)

Sunlight glints off one of the solar panels of the SWOT satellite in this artist’s concept. The antennas of the mission’s key instrument — the Ka-band Radar Interferometer (KaRIn) — collect data along a swath 30 miles (50 kilometers) wide on either side of the satellite.

CNES

Rivers rise and fall throughout the year, but by how much? Perhaps less than previously thought, according to new data from the SWOT mission.