(19521) Chaos Trans-Neptunian Object
Discovered on 19 November 1998 by Deep Ecliptic Survey at Kitt Peak.
According to Hesiod, Chaos gave birth to Nyx (Night) and Erebus (Darkness). In the Pelasgian creation myth, Eurynome, the Goddess of All Things emerged from Chaos. In the Olympian version, Mother Earth emerged from Chaos.Naming citation (20020328/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
🐶 Chaos as a dog name🐱 Chaos as a cat name
Where Chaos is today
Seen from above the solar system on 2026-10-14: Chaos is 41.1 au from the Sun and 40.8 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 19521 |
| Provisional designation | 1998 WH24 |
| Orbit class | Trans-Neptunian Object |
| Absolute magnitude (H) | 4.64 |
| Orbital period | 313 years |
| Semi-major axis | 46.1 au |
| Perihelion – aphelion | 41.0 – 51.2 au |
| Eccentricity | 0.110 |
| Inclination | 12.0° |
| Closest distance between its orbit and Earth's (MOID) | 40.0 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.