| Clue | Source | Date |
|---|---|---|
| Dwarf planet that's a mountain range backwards | ||
| Single-pixel orbiter in a Hubble Telescope image | Newsday | 05 Aug 2023 |
| Faraway dwarf planet | Newsday | 24 Nov 2022 |
| Dwarf planet beyond Pluto | Newsday | 23 Jan 2022 |
| Minor planet beyond Pluto | Newsday | 15 Sep 2018 |