1. Remembering 9/11: NASA Astronauts Pay Tribute from Space  Space.com
  2. Space Fire NASA Is Starting Fires in Space Just to Watch Them Burn  Futurism
  3. View full coverage on Google News
On the 18th anniversary of the 9/11 terror attacks, NASA astronauts paid tribute to the heroes who risked their lives to save others on that day by tweeting a special message from space.

Remembering 9/11: NASA Astronauts Pay Tribute from Space | Space

NASA scientists are starting fires in space to learn more about fuel combustion. They hope it can make engines more efficient here on Earth.NASA scientists are starting fires in space to learn more about fuel combustion. They hope it can make engines more efficient here on Earth.

NASA Is Starting Fires in Space Just to Watch Them Burn

“Remembering September 11th and Looking to the Future via NASA https://t.co/qo4nSQ3sO8”

Bradley Leimer on Twitter: "Remembering September 11th and Looking to the Future via NASA https://t.co/qo4nSQ3sO8… "