Larger craters can have terraces, central peaks, and multiple rings. Copernicus is a large crater (93 kilometers or 60 miles wide) on the Moon. The inner walls of the crater have collapsed to form a series of step-like terraces, and a central peak is visible in the center of the image. Apollo 17 image courtesy of NASA. A complex crater in the northern region of Mars.
Self-published authors could be paid as little as $0.006 per page read under new rules planned by Amazon. Writers who make their works available through Amazonâs Kindle Owners Lending Library, and a similar service called Kindle Unlimited, will no longer be paid per copy downloaded following a move announced last week.
Amazon Officially Announces Kindle Unlimited, Offering Endless Reading And Listening For $9.99 A Month. Riffstation Play Makes It Easy To Play Along With YouTube Music Videos. Amazon officially announced that Kindle Unlimited, an all-you-can eat reading and listening service, that we first mentioned two days ago. Dubbed a âNetflix for booksâ by our own Darrell Etherington, the service offers over 600,000 books for free reading on Kindle and Kindle-enabled devices as well as thousands of audiobooks from Audible.