At www.astronomy.com/news/2016/11/large-ice-sheet-discovered-on-mars?/ … which appears to be a large area of ice and rocks and very deep.
At www.q-mag.org/boom-star-visible-in-2022.html … we are told a collision 1800 years ago, in the 3rd century AD, occurred in the heavens as two stars crashed into each other. The event was so dim nobody on earth was aware it had happened yet it is about to burst into a bright show in the sky as the new star formed from the remnants of the two that died is due to become visible in the near future – according to astronomers. For around six months the Boom Star will be the brightest one in the sky at night. The story comes from The Telegraph January 7th 2017, posted by their science editor. You can download the whole article.
Meanwhile, at https://www.scientificamerican.com/article/hidden-ldquo-planet-x-rdquo-c… … and something odd going on beyond Pluto. Planet X is popular at the moment.