Free Astronomy Magazine January-February 2022

T his poster shows 42 of the largest objects in the asteroid belt, lo- cated between Mars and Jupiter (or- bits not to scale). The images in the outermost circle of this infographic have been captured with the Spectro- Polarimetric High-contrast Exoplanet REsearch (SPHERE) instrument on ESO’s Very Large Telescope. The aster- oid sample features 39 objects larger than 100 kilometres in diameter, in- cluding 20 larger than 200 kilometres. [ESO/M. Kornmesser/Vernazza et al./ MISTRAL algorithm (ONERA/CNRS)]