The image of Elon Musk that may be dominating people’s mindspace at the moment is of his prancing about joyously — and yes, a tad weirdly — behind Donald Trump on the podium during the latter’s Oct. 5 ...
On Mars, it is less than a ring because the eclipsing object is the potato-shaped doomed moon Phobos crossing the Sun. On the ground, Perseverance was able to snap the celestial spectacle. The rover ...