On 5, 2002, NASA's old Galileo spacecraft was almost out of fuel. But the Jupiter mission still had some science to do. ‘On ...

The idea’s inception dates all the way back to the time of Galileo. Its long history shows that worthwhile ideas might be ...

Sunspots captured astronomers' interest, and with the expanding availability and quality of telescopes, were closely tracked ...

NASA's Galileo spacecraft zoomed by Europa a dozen times, but it carried scientific instruments from the 1980s. Europa Clipper boasts a 21st-century payload package with nine instruments to probe ...

There is less money for an ambitious Mars mission. JPL is feeling the direct effects of this, with the third major job cut ...

Written by the former chief historian of NASA, the book examines the evolution of our cosmic understanding—from early civilizations to the present day ...

Long, sinuous fissures and ridges crisscross Europa in this color composite view from NASA’s Galileo probe, hinting at deeper geological activity that has cracked and jumbled the icy moon’s ...

A new NASA-funded project brings together the experts in blended-wing-body airplane design at Jet Zero with the Center for ...

NASA explains that, as the second large moon ... The measurements we have from Galileo give a pretty wide range for the ocean depth and the ice shell thickness over it. Most estimates range ...

Sixteenth century Danish astronomer Tycho Brahe laid the framework for modern cosmology without ever using a telescope.

Florida residents looking up in the skies on Monday night could potentially witness an interesting sight: “fireballs” ...

NASA’s Europa Clipper mission is en route to probe Jupiter’s icy moon, Europa, using advanced tools like MASPEX and UVS to hunt for clues of life in its hidden ocean.