Animation showing an artist's translation of the internal structure of Mars. Credit: NASA/JPL-Caltech<span class="glossaryLink" aria-describedby="tt" data-cmtooltip="NASAEstablished in 1958, the National Aeronautics and Space...
Artist's impression of a giant galaxy with a high-energy jet. Credit: ALMA (ESO/NAOJ/NRAO)Astronomers have just discovered an unknown structure in a galaxy that...