25 Unique Facts About Mars: Earth’s Mysterious Cousin Last night, Mars put on a spectacular show in the sky, coming as close as it will until 2018. There"s still plenty of time to see a crisp, bright Mars in the night sky (it"ll be the second or third brightest object, depending on the night) but if you missed out on Slooh"s spectacular coverage with our own Bob Berman, they"ve been gracious enough to upload it to YouTube....