Study of collisional processes there will have impact on the interpretation of the much more distant (but numerous)
main - sequence
debris disks, about which much less is known.
The outer
disk is revealed in reprocessed archival Hubble Space Telescope NICMOS F110W images, as well as new coronagraphic H band images from the Very Large Telescope SPHERE instr... ▽ More We present the first scattered - light images of the
debris disk around 49 ceti, a ~ 40 Myr A1
main sequence star at 59 pc, famous for hosting two massive dust belts as well as large quantities of atomic and molecular gas.