Vera Rubin Observatory spots the largest ultra-fast spinning asteroid yet

The Vera Rubin Observatory has identified the largest known asteroid with ultra-fast rotation. Spin speed can reveal an asteroid's composition, but existing telescope-based estimates often prove misleading.

• Vera Rubin Observatory found the largest ultra-fast spinning asteroid to date
• Spin speed offers clues about an asteroid's composition
• Current telescope-based spin estimates are often misleading