In Andre Norton's Universe

The “Solar Queen” is in real trouble. They’ve just saved thousands of lives in a near disaster and are on the way to cash in on their newfound hero status with some profitable trade. But when they drop out of hyperspace and almost crash into a deserted ship, it’s all they can do not to become a wreck like the one they’ve stumbled across....

The Solar Queen and its new sister ship, North Star, have embarked on a mission to a planet rich in lucrative ore. Armed with their experience on the galactic rim, the independent traders descend to the surface to discover a bizarre set of dangers. A strange electromagnetic force is killing miners stranded from the former crew of the North Star....

n this sixth entry in the Time Traders series, time agents Ross Murdock and Eveleen Riorden are recalled from their honeymoon to take part in a dangerous assignment: find a team of Russian scientists who vanished without a trace from a research mission in the past of a far-off planet. Along with a team of Russian time agents with their own...

In Earth’s future, when time travel has become possible, the Time Patrol is the top secret government agency that protects Earth’s past, so that our history will not become corrupted by invaders from either our future or from other worlds. For many years, Murdock, Ashe, and other members of the Time Patrol have contended with threats to our time...