Mars and seasonal cycles of Mars are likewise similar to those of Earth, as is the tilt that produces the seasons. Mars is the site of Olympus Mons, the largest volcano and second-highest known mountain in the Solar System, and of Valles Marineris, one of the largest canyons in the Solar System. The smooth Borealis basin in the northern hemisphere covers 40% of the planet and may be a giant impact feature. Mars has two moons, Phobos and Deimos, which are small and irregularly shaped. These may be captured asteroids, similar to 5261 Eureka, a Mars trojan. There are ongoing investigations
One Is the Other One Is the Other One Is the Other is an album by jazz drummer Billy Hart, released on ECM Records in 2014. The "AllMusic" review by Thom Jurek states ""One Is the Other" is the sound of an experienced and deeply intuitive quartet speaking in a colorful and precise language numerous dialects and approaches to musical speech". "The Guardian"'s John Fordham noted "For anyone open to spontaneous musical conversation, regardless of genre, this beautifully crafted album is likely to appeal – but aficionados will probably get more from it, since veteran drum star and former Herbie Hancock sideman Hart and