Mars mainly phyllosilicates and other minerals known from Mars, point toward an origin of Phobos from material ejected by an impact on Mars that reaccreted in Martian orbit, similar to the prevailing theory for the origin of Earth's moon. Although the VNIR spectra of the moons of Mars resemble those of outer-belt asteroids, the thermal infrared spectra of Phobos are reported to be inconsistent with chondrites of any class. Mars may have moons smaller than in diameter, and a dust ring is predicted to exist between Phobos and Deimos. Dozens of crewless spacecraft, including orbiters, landers, and rovers, have been sent
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