UPSA Object Registry

Browse the register

3,936,610 objects in the register

Beyond the Solar System

Identity and type come from SIMBAD; measurements from the published literature it indexes, from Gaia DR3 and from NED.

Star 1,439,568 · 80,029 deepened Quasar 462,036 · 31,319 deepened Galaxy 291,496 · 37,294 deepened Agn 105,181 · 10,062 deepened Source 22,563 · 5,225 deepened Nebula 13,783 · 2,980 deepened Galaxy group 10,464 · 3,045 deepened Cluster 10,295 · 5,783 deepened Transient 8,571 · 1,234 deepened Gravitation 1,558 · 1,034 deepened Other 968 · 617 deepened Association 876 · 692 deepened

The Solar System

Orbits and physical parameters from the JPL Small-Body Database; the major bodies from Horizons.

Asteroid 1,556,250 · 411 deepened Comet 4,082 · 181 deepened Moon 187 · 187 deepened Dwarf planet 9 · 9 deepened Planet 8 · 8 deepened Star 1 · 1 deepened

Exoplanets

The NASA Exoplanet Archive, including every published parameter set behind each confirmed planet.

Exoplanet 8,714 · 2,228 deepened
A class listing shows what the register currently holds, not everything that exists. Objects arrive as they are asked for — search a designation the register has never seen and it will go and get it.