Astronauts aboard the ISS see sixteen sunrises and sunsets per day.
Published Jun 14, 2010
The limb of the Earth is a work of awesome beauty and a gift to science.
Published Nov 26, 2011
Thin layers of lighter and darker blues reveal the many layers of the atmosphere.
Published Nov 28, 2016
Normally seen only at twilight, polar mesospheric clouds are illuminated by “sunrise” in this astronaut photo from June 16, 2010.
Published Jul 5, 2010
Thunderhead anvils stretch out in three dimensions against the thin blue envelope of the atmosphere.
Published Nov 14, 2016
Some astronauts say these wispy, iridescent clouds are the most beautiful phenomena they see from orbit.
Published Aug 20, 2013
A vertical profile of wispy, icy clouds reveals their complex structure.
Published Jul 15, 2015
An astronaut on the ISS caught a glimpse of a sliver of the setting Moon and some clouds that shine at night.
Published Aug 10, 2003
“Night-shining” clouds form at high altitudes in late spring and early summer.
Published Jun 25, 2012
Actinoform clouds pop up off the western coast of Australia.
Published Feb 7, 2020
High-altitude clouds appeared as far south as the continental United States in early June 2015.
Published Jun 19, 2015
Whether a smoke or dust plume has a heating—or cooling—effect on the atmosphere can depend on whether it is above clouds.
Published Oct 17, 2014
Exhaust trails mark the flight of a Soyuz rocket that delivered crew members to the International Space Station.
Published Oct 26, 2012
