NASA Announces Major Mars Rover Finding on Tuesday, 23 March NASA

NASA will announce a major scientific finding at a Space Science Update (SSU) Tuesday at 2 p.m. EST, in the headquarters Webb Auditorium, 300 E St. SW, Washington. The Mars Exploration Rover (MER) Opportunity is exploring the martian Meridiani Planum and recently discovered evidence rocks at the landing site have been altered by water.