Tweel (A Martian Odyssey) Tweel (A Martian Odyssey) Tweel (also referred to as a "Tweerl", the exact pronunciation of the word is said to be impossible for humans) is a fictional extraterrestrial from the planet Mars, featured in two short stories by Stanley G. Weinbaum. The alien was featured in "A Martian Odyssey", first published in 1934, and "Valley of Dreams" four months later. Weinbaum died of lung cancer soon after, and a third installment in the series never saw fruition. Tweel remains one of the most recognised aliens in early science fiction, and is said to be an inspiration for aliens in the
Return to Mars Return to Mars Return to Mars is a science fiction novel by Ben Bova. This novel is part of the Grand Tour series of novels. It was first published in 1999 and is a sequel to Ben Bova's novel "Mars". Navajo geologist Jamie Waterman returned to Earth as a hero, travelling the globe, giving speeches on Mars, and supporting a return voyage. Now six years later, Waterman gets to return to his beloved red planet, and to the mysterious dwelling in the Valles Marineris region. However, the second voyage has sponsorship not from governments, but from corporations, most notably from