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.
For the 2016 tax year (filed in 2017), single filers under the age of 65 who earn more than $10,350 and singles over 65 with more than $11,900 in earnings had to file a tax return. Head of household filers under 65 making more than $13,350 and those older than 65 with head of household status plus more than $14,900 in taxable income were also required to file.