NASA finally unlocks asteroid sample trapped behind stuck fasteners
By Jackie Wattles, CNN (CNN) — Two stubborn fasteners trapped invaluable material sampled from an asteroid — but after a monthslong process, it has finally been released, NASA announced Thursday. The space agency already harvested about 2.5 ounces (70 grams) of rocks and dust from its OSIRIS-REx mission, which traveled nearly 4 billion miles to collect
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