Contact Us

James Webb telescope detects the "smallest" asteroid in history

The object observed is probably the smallest observed to date by Webb and may be an example of an object measuring less than 1 kilometer in length within the main asteroid belt, located between Mars and Jupiter.

  • 5
  • 8
"The measurements are some of the first MIRI measurements targeting the ecliptic plane and our work suggests that many new objects will be detected with this instrument."