NASA solves a strange mystery hidden inside asteroid Bennu's boulders

NASA scientists have finally uncovered why asteroid Bennu loses heat so quickly despite being covered in massive boulders. Samples returned to Earth reveal that its rocks are filled with hidden cracks, solving a mystery that has puzzled researchers for years.

Coverage · 2 write-ups · 2 outlets

• Science Daily PressRead hereOct 20, 2026, 2:25 AM UTC · sciencedaily.com
• Technology Org Genre pressOct 20, 2026, 2:47 PM UTC · via Google NewsHidden Cracks in Bennu's Boulders Explain Why the Asteroid Loses Heat So Fast