Hubble Captures Galactic Glamour Shot
This stunning image by the NASA/ESA Hubble Space Telescope features the spiral galaxy NGC 5643 in the constellation of Lupus (the Wolf). Looking this good isn’t easy; 30 different exposures,…
Retroreflectors: From Apollo to Mars
When Apollo 11 landed on the Moon, the crew brought devices with them called retroreflectors, which are essentially small arrays of mirrors. The plan was for scientists on Earth to…
Simulations Reveal How Planetary Impacts Affect Atmosphere
A cross-section of a 3D simulation replicating a scenario for the impact that formed the Moon, showing a roughly Mars-mass impactor grazing an Earth-like target at a 45-degree angle. The…
Thumbs Up From Out of This World
In this image from July 2020, NASA spacewalkers (from left) Bob Behnken and Chris Cassidy give a thumbs up during a spacewalk to install hardware and upgrade International Space Station…
NASA Looks to Advance 3D Printing Construction Systems for the Moon and Mars
The process of building landing pads, habitats, and roads on the Moon will likely look different than the common construction site on Earth. Excavation robots, for one, will need to…