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Space
Space
Science
Leonard David

Live long and loiter: Why NASA's ESCAPADE probes will wait a year in space before heading to Mars

An illustration showing two boxy satellites with solar panels floating in front of the red planet Mars.

A space saga is underway, a celestial long and winding road that may also have consequences for future settlers firmly planted on the Red Planet. When NASA's Mars-bound ESCAPADE spacecraft were launched atop Blue Origin's New Glenn rocket on Nov. 13, 2025 from Cape Canaveral, Florida, the dual craft weren't placed on your standard route to reach the Red Planet.

At liftoff, Earth and Mars weren't in planetary position for a direct trip by the probes. So, the twin ESCAPADE probes (Escape and Plasma Acceleration and Dynamics Explorers) were sent into a "loiter" orbit, one that loops around Earth's Lagrange point 2 (L2), roughly a million miles away, opposite the sun. ESCAPADE is tasked with analyzing how the solar wind interacts with Mars' magnetic environment and how this interaction drives the planet's atmospheric escape. That's a blustery way to say the mission will provide critical insights into Mars' climate history and evolution.

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