"I’m becoming obsessed with volcanoes, and for good reason. Chile."
Credit: Reid Wiseman/Twitter
"This will go in my living room. Australia’s north shore."
"The Cheshire cat of low Earth orbit."
"Saw a cool city at night. Turned out to be Dubai. Palm barely visible."
"Gorgeous glacial flows near Straits of Magellan. I was there in ’08."
"Egyptian desert meets the Red Sea on a cloudless afternoon."
"Have a great weekend. Trinidad and Tobago in the evening sun."
"Zero G living rocks! Moving 1600lb MELFI freezer with minimal effort."
"The gorgeous southern geology of Pakistan."
Goodnight from space. Our planet is almost all ocean and so pretty.
"Commander Steve Swanson prepping spacesuits for summer EVAs."
"Chile just left me speechless. Looking north up the coast."
"Atlantic entrance to the Straits of Magellan. Prettiest place I’ve ever been."
"Goodnight from ISS. Lush beauty in Papa New Guinea."