Welcome to the NVO Home Page. These tools and services are supported on a best effort basis by the Virtual Astronomical Observatory (VAO) project. For the latest science capabilities, visit the VAO website:


...the Universe at your fingertips

Discover, retrieve, and analyze astronomical data from archives and data
centers around the world.

help
Need help? Not sure how to start?
arrow Getting Started with NVO
datascope
Collect all data at a given position.
arrow DataScope
inventory
Count matches between catalog entries and given positions.
arrow Inventory
osq
Query databases and cross-match object lists
arrow Open SkyQuery
registry
Find data collections and catalogs by searching their descriptions.
arrow Directory
vim
Integrate data from multiple positions and datasets.
arrow VIM
voclient
Query the VO from the command line.
arrow VO-CLI
tools
Convert text tables to the VOTable format used by VO applications.
arrow Table Tools
more
Do more with NVO.
arrow Data Analysis & More
nsf
 ivoa

Can't find what you're looking for? Check the old NVO web site.