Like early explorers mapping the continents of our globe, astronomers are busy charting the spiral structure…
Author: NASA Image of the Day
Planetary Smash-Up
This artist's concept shows a celestial body about the size of our moon slamming at great…
Making Preparations
STS-128 astronaut Nicole Stott participates in an Extravehicular Mobility Unit (EMU) spacesuit fit check in the…
Poised for Flight
The space shuttle Discovery is poised for liftoff on the STS-128 mission from Pad 39a at…
Testing for the Future
The Lunar Electric Rover (LER) is being tested at NASA Johnson Space Center's planetary analog test…
Glint in the Cat’s Eye
This image of the Cat's Eye Nebula was made by combining data from two of NASA's…
Preparing for Flight
Technicians carefully position an Orion flight test crew module to be airlifted from NASA's Dryden Flight…
Spirit’s View From ‘Troy’
Today, Aug. 18, 2009, marks the Mars Exploration Rover Spirit's 2,000th sol, or Martian day, on…
Inflatable Re-entry Vehicle Experiment Launches
A successful NASA flight test on Monday, Aug. 17, demonstrated how a spacecraft returning to Earth…
Lunar Lander Model
This 1963 model depicts an early Apollo lunar lander concept, called a "bug." Engineers designed several…