IMPORTANT:
The SSD Announcement email list is now available.
Major changes are coming in the near future,
including possible hostname and/or URL changes.
To be notified of such changes, subscribe to this email list.
Enter the IAU number, name, or designation for the object of interest in the Search
form above.
For example, to display information about asteroid 433 Eros,
you can enter either "433" or "eros" (names are not case-sensitive).
Detailed instructions are available via the
help link.
The JPL Small-Body Database Browser provides data for all known asteroids and many comets.
Available data include:
orbital elements
orbit diagrams
physical parameters
discovery circumstances
Newly discovered objects and their orbits are added on a daily basis.
Discovery circumstances are updated on a roughly monthly interval.
Physical parameters, other than magnitude parameters, are updated on a less frequent basis.