International Space Station photo

Update 6/2/16 3:47 PM: You can watch Mark Zuckerberg’s full interview with astronauts who are currently on the International Space Station in full below:

Zuck also posted a picture on his personal Facebook that explains how the International Space Station was connected to Facebook Live.

How The First Facebook Live From Space Was Set Up

How The First Facebook Live From Space Was Set Up

“Through satellites, mission control in Houston, and lots and lots of redundancy!”

The original article follows in full below:

Publishers across the world (including Popular Science) are using Facebook’s live-streaming video service for everything from showing off cool inventions to movie reviews to interviewing President Obama.

Facebook founder and CEO Mark Zuckerberg is supposedly “obsessed” with Facebook Live, and he’ll have another chance to show off what it can do in an interview today with astronauts on board the International Space Station. This is the first time an interview will be conducted in space via Facebook Live. NASA is also offering the option for Facebook users to submit questions for Zuckerberg to ask via its Facebook page.

Do you have a question you want answered by NASA astronauts currently in space? Submit them and watch the live interview on NASA’s Facebook page at 12:55 pm ET!