Seeing Mars, twice the size of the Moon, rising above the lunar horizon like a rusty BB pellet next to a dusty volleyball provided a perfect illustration of the scale and grandeur of the Solar System.

The company said the grant will help rapidly assess subsurface structures, optimise landing site selection, rover navigation, infrastructure planning, and potential resource estimation.

And some sky-gazers will be able to glimpse a cosmic magic trick when the moon appears to pass in front of Mars. The full moon will be at peak illumination at 5:27 p.m. ET Monday but will appear ...

The Wolf Moon — the first full moon of the year and of winter in the Northern Hemisphere — rises tonight, but will be best seen on Jan. 14, shortly after it has occulted Mars. Are you ready ...