Mars: the deposit of Perseverance samples on the planet, the astonishing “plan B” of the space agencies

Bits of Mars falling on Mars? NASA’s Perseverance rover has begun depositing samples on Martian soil, a key step in its mission which prefigures the arrival on Earth, by 2033, of rocks taken from the red planet. The American space agency announced on Wednesday the release of a first sample, confirming the good start of this unprecedented but curious maneuver.