Where are you on Earth right now? NASA wants to know.

Who can resist a call for selfies?

Coming soon: #MarsSelfie?

Alas, NASA administrator Charles Bolden had to mix in some global warming preaching for the holiday.

Some of us Earthlings were not too pleased.

https://twitter.com/Madel_Schmadel/status/458549752112508929

We’d love a selfie of this: