The Long Mars

It has been 14 years since the Martians invaded England. The world has moved on, always watching the skies but content that we know how to defeat the Martian menace. Machinery looted from the abandoned capsules and war-machines has led to technological leaps forward. The Martians are vulnerable to earth germs. The Army is prepared. So when the signs of launches on Mars are seen, there seems little reason to worry. Unless you listen to one man, Walter Jenkins, the narrator of Wells book. He is...

The fourth novel in Terry Pratchett and Stephen Baxter s internationally bestselling Long Earth series, hailed as a brilliant science fiction collaboration... a love letter to all Pratchett fans, readers, and lovers of wonder everywhere (Io9). 2045-2059. Human society continues to evolve on Datum Earth, its battered and weary origin planet, as the spread of humanity progresses throughout the many Earths beyond.

A generation after the events of The Long Earth, mankind has spread across the new worlds opened up by Stepping. Where Joshua and Lobsang once pioneered, now fleets of airships link the stepwise Americas with trade and culture. Mankind is shaping the Long Earth - but in turn the Long Earth is shaping mankind...A new 'America', called Valhalla, is emerging more than a million steps from Datum Earth, with core American values restated in the plentiful environment of the Long Earth - and Valhalla...

Trapped on an alternate Earth, the combined crews of a crashed Russian spaceship, a British expeditionary force and a group of strays from the future must work together to survive, escape, and discover what led them to this point. All are from parallel universes where small changes in history led to different realities, and the tensions between the groups are rising.But some changes were not small. The solar system has been altered, changed, shaped in the various realities, and the World...