Nasa boss says he hopes astronauts may one day return his rover. The director of Nasa's Mars exploration programme says he hopes that one day the rover Curiosity might be brought back to Earth by astronauts. Doug McCuistion said it was his personal hope that humans would visit the Red Planet in the 2030s or 2040s. He said he could imagine astronauts walking up to Curiosity.
If you mean personal income taxes, you can file them any time after January 1, and they are due on or before April 15, unless you file for an extension. In USA, you may file personal income taxes beginning January 2 and the deadline is April 15 or the first business day thereafter.
The tax year-end can be Dec. 31 or the end of any other month that results in an initial tax period of 12 months or less. You must file Form 1041 (U.S. Income Tax Return for Estates and Trusts) by the 15th day of the fourth month after the tax year-end (adjusted for weekends and holidays).