SEOUL, April 27 (Xinhua) -- South Korea and the United States on Wednesday signed an agreement on space cooperation to jointly explore and use outer space for peaceful purposes, Seoul's foreign min
Earlier this month, a U.S. satellite known as F17 — which was primarily used for meteorological measurements — experienced operational failures that compromised the integrity of its data.
NASA has been tinkering around with a new ‘green’ propulsion system for space travel since 2012, when it launched the $45 million Green Propellant Infusion Mission.
The galaxy GN-z11, pulled out in the inset, is seen only 400 million years after the Big Bang
The Hubble Space Telescope has spied the most distant galaxy yet.