Subaru Telescope Discovered the Most-Distant Solar System Object ever Observed
December 17, 2018
Using the wide-field camera Hyper Suprime-Cam on the Subaru Telescope, a team of astronomers has discovered the most-distant body ever observed in our Solar System. It is the first known Solar System object that has been detected at a distance more than 100 times farther than Earth is from the Sun...
Comet 17P/Holmes which exhibited a Great Outburst in October 2007 was Born in a Region of the Solar Nebula Far from the Sun
November 7, 2018
A team of astronomers has discovered that Comet 17P/Holmes formed in a cold region of the solar nebula far from the Sun. This suggests that Comet 17P/Holmes probably includes highly volatile species abundantly and that sublimation of these volatiles could be responsible for the comet's explosive releases of dust grains...