TNO or Comet? The Search for Activity and Characterization of Distant Object 418993 (2009 MS9)
The perihelion of the trans-Neptunian object (TNO) 2009 MS9 brings it close to the distance where some long-period comets are seen to become active. Knowing this, and the fact that this object appears to brighten in excess of its predicted nucleus brightness, suggests that 2009 MS9 has a delayed ons...
Main Authors: | , , , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
IOP Publishing
2023-01-01
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Series: | The Planetary Science Journal |
Subjects: | |
Online Access: | https://doi.org/10.3847/PSJ/ac9dff |