Earth Space Science

The American War is ended, and the intrepid artillerists of the Baltimore Gun Club have nothing left to do. So why not build a giant cannon and shoot three men to the moon?

The Earth had four fleets to fight the invading enemy. The first fleet valiantly protected earth, but it wasn’t enough. Three fleets would arrive soon and end the threat...but they never came through the wormhole. One ship escaped the massacre, fleeing deep into space while the rest of Earth’s defenses were destroyed. Only the barrier around the planet keeps the enemy from finishing what they started.

Earth burns. After generations in exile, we returned to our long-lost planet. Scarred. Haunted. Survivors. We - the last humans - are finally home. But our enemies still crave our blood. Seven alien species unite. Seven fleets bombard our planet. Seven armies invade our beautiful world. They have one goal: To kill us all. We refuse to lose Earth again. We will resist. We will fight for every hill, every valley, every stone, and blade of grass. We will defend our planet. At any cost. Together, we will raise our voices. We will sing the song of Earth. We will tell the enemy: Earth is ours!

The galaxy burns. The enemy, a race of alien scorpions, storms from star to star. Planets smolder in their wake. Across the galaxy, they hunt humans. Long ago, we humans had a planet of our own. Long ago, we could have resisted the scorpions. But today we are refugees. We are lost in darkness. We haven't seen Earth in 2,000 years. We, the last humans, must band together. We must resist. We must fight the scorpions. And we must find Earth! Only Earth can unite us. Only Earth can kindle our hope. Only on Earth can we defend our species.

What causes Jupiter’s Great Red Spot? How have volcanoes shaped the land on many planets? How do space shuttles launch and dock with space stations? This series introduces young listeners to the objects within our solar system and the tools people use to explore the mysteries of space. This volume includes Earth, Jupiter, Mars, Mercury, Neptune, and Saturn.

Beliefs about the shape of the earth have varied over the millennia, but the Ancient Greeks were able to observe that our planet is round and even Eratosthenes attempted to measure its size. It was not until explorers had fully charted the globe that most people were really able to comprehend its spherical shape.

Mordecai The Brown was content to move on. He'd had his fun, had his vengeance, and had his next adventure all planned out. Then someone had to get it into their head to extort him for help overthrowing a planet. With a friend's life on the line, simple reprisal just won't do. With the help of his honorary niece and nephew, Jessie and Eric, Mort devises a plan of both rescue and vengeance, involving an elaborate deception to disguise a galactic-scale betrayal.

Fleet Commander Kamuss of the Voltrex Federation is fighting a desperate battle to keep the massive Trellixian Empire at bay. His fleet pushes deep into the Empire facing impossible odds with stiffer resistance in every fleet engagement. Battle Commander Balforr of the Trellixian Empire has one objective driving him. Destroy Earth and the Humans that inhabit it! He gathers a fleet to accomplish his goal and sets out to destroy the last of the Human race. Captain Mark Dolan is sent on an impossible mission.

In this deeply original book, science writer Anil Ananthaswamy sets out in search of the telescopes and detectors that promise to answer the biggest questions in modern cosmology. Why is the universe expanding at an ever faster rate? What is the nature of the "dark matter" that makes up almost a quarter of the universe? Why does the universe appear fine-tuned for life? Are there others besides our own?

Explore one of the most controversial and provocative theories in history with Secrets in the Shadows: Flat Earth Conspiracy Theories. This thought-provoking book features over 20 mini-stories that delve into the ongoing debate about the true shape of our planet and the theories that suggest the Earth is not the round globe we’ve been taught to believe. Is the Earth truly flat, and if so, why have we been told otherwise for centuries?

After three years of exile from humanity's war against the Kurians, David Valentine returns to battle. The Lifeweavers, Earth's allies in the conflict, have mostly vanished, but those that remain are held captive by an overlord known as the Seattle Kurian. To free them, Valentine must convince the legendary resistance fighter known as Adler to join his cause. But the "Old Man" is something of an overlord himself....

It's all-out war. Our cities fall. Millions die. The scum, these cruel aliens from deep space, are determined to kill us all. So we must kill them. Humanity musters its greatest fleet. Thousands of starships rally. Millions of soldiers deploy. For Earth to stand a chance, we must invade the aliens' home world. We must destroy their planet. Before they destroy ours. Earth's fleet flies through space. We fly toward millions of enemy ships. We fly to almost certain death.

When on land, rivers, lakes, and oceans appear flat. With the aid of satellites, these bodies of water appear to have many designs! Explore the art of nature and how satellites detect the temperature of the many bodies of water around the globe.

Commander Finch believes he has finally, and safely, returned his crew home. But a jump through the Androski wormhole takes the Omni and her crew to 1993. Fifty years before their original mission. Now Finch and the crew must navigate a past that is still behind in technology until they can safely jump again. They must do so without interfering with the past . . . and without getting caught. Time is running out and the Androski will soon close. They face not only a leap of time but faith in where they end up. The past could be just as deadly as the future.

A corporate aristocracy descended from Africa rules a colony on a distant planet. Life here is easy—for the rarified and privileged few. The aristocrats enjoy a powerful cybernetic technology that extends their life spans and ensures their prosperity. Those who serve them suffer under a heavy hand. But within this ruthless society are agents of hope and change. In a secret underwater laboratory, a separatist cult has created a threat to the aristocracy. The Primes are highly intelligent, manipulative products of genetic engineering, designed to lead a rebellion.

Former elite Federation soldier, now turned space pirate, Jackson Burke has done his best to turn his life around - for the better. He isn't prepared when fate leaves a woman's safety totally in his hands. Since heroes don't leave a damsel in distress - and despite being outlaw pirates - the crew considers themselves the good guys, so Jackson assumes responsibility for the beauty.

More than 50 years after publishing his first story, Hugo Award-winning author Asimov remains one of the great names in science fiction. Almost single-handedly he transformed the field from the romantic and Gothic legacy of Jules Verne and Edgar Rice Burroughs into the rational, clear-minded genre that exists today. This selection of some of Asimov's most enduring and unforgettable stories is read by the author himself. These vintage tales encompass the full range of Asimov's versatility, while displaying his puckish sense of humor.

Message from Inner Space, is a chilling, end-of-the-world story of an impending ELE, but not from a comet or asteroid—from within. Physics PhD., Dr. Hope Leanders and her colleagues at SETI, detect a reoccurring signal that seemed to be coming from outer space. After further investigation, they find that the signal actually emanates from Earth, travels into space, then ricochets back to the ground, making it appear to come from space.

A new generation comes of age 18 years after humanity arrived on the colony planet Gaia. Now threats from both within and outside their Trident threaten everything they've built. The discovery of an alien installation inside Gaia's moon, terrorist attacks and the kidnap of a man's daughter stretch the community to breaking point, but only two men stand a chance of solving all three mysteries before the makeshift planetary government shuts everything down.

With the Milky Way galaxy engaged in a life-or-death struggle against the evil Sol-Kor Colony, Adam Cain and Riyad Tarazi are given the chance to end the war once and for all: Travel into another universe and assassinate the queen of the Sol-Kor. If their mission succeeds, it could end the war with a single stroke, saving trillions upon trillions of innocent creatures from the ravenous, flesh-eating invaders. If not...