NASA/IPAC  EXTRAGALACTIC  DATABASE

Text Search on NED Journal Abstracts and
Level 5 Extragalactic Knowledgebase

Help | Comment | NED Home
Search Keywords:
Single-word Examples: 'AGN', 'bar', 'cosmology', 'Hubble', 'ring', 'Seyfert'
Boolean Examples: 'starburst and ring', 'starburst and not ring', 'AGN or Seyfert''
Options: Abstract Collection Level5 Thesis Collection

NED Home Page