Comet C 2002 T7 (LINEAR) . ... NOAO , AURA , NSF Explanation: Discovered by the the Lincoln Near Earth Asteroid Research (LINEAR) project in October of 2002, comet C/2002 T7 is now visiting the inner solar system, making its closest approach (see animation by L. Koehn ) to the Sun tomorrow, April 23rd. ... Later next month this comet should appear brighter, making its closest approach to planet Earth on May 19th. ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...