Mars Challenge tote bag These women—and they were mostly

These women—and they were mostly women—became chemists and marketers

proof that we have been gazing up at the stars with wonder for thousands of years

then against the Soviet Union

and acclaimed historian Keith Dunnavant have written this new account of Powers's life based on personal files that had never been previously available

Published by William Morrow Paperbacks

Mars Challenge tote bag These women—and they were mostlyTravel to deep space and back again with The Mars Challenge, a nonfiction graphic novel for teens about the science and logistics of a manned mission to Mars. Nadia is a teenager with a dream: to be the first woman on Mars. But there are a lot of obstacles in her way: gravity wells, interplanetary trajectories, space weather, and that pesky rocket equation. Its a good thing Nadia's friend Eleanor is a space wiz. Eleanor explains how scientists are