NASA chief scales back space agency's plans (Reuters)

NASA Administrator Michael Griffin speaks at a news conference at NASA headquarters in Washington September 19, 2005. The head of NASA said on Tuesday that the U.S. space agency has had to scale back its plans even since he took the job in April because of 'daunting fiscal realities.' (Jonathan Ernst/Reuters)

realities."

Rovers Find Evidence Mars Was Once Hostile (AP)

NASA finds cracks in shuttle tank foam (Reuters)

Shuttle Program Finds Cracks in Tank Foam (AP)

May resumption of shuttle flights up in the air: NASA (AFP)

NASA Spacecraft Is Halfway Toward Mars (AP)