The timing of the glitch would frustrate Nasa as Curiosity had just begun analysing rock samples, the BBC's science correspondent, Jonathan Amos, said.

BBC: Mars rover

In terms of timing, the glitch has added weeks onto processing times for returns generally submitted and processed by mid-to-late February and is making it difficult for some students to timely submit the FAFSA, or Free Application for Free Student Aid.

FORBES: FAFSA, Tax Return Delays Could Slow College Enrollment Decisions