Earth Space Science

The astronauts headed to the moon in December 1972 thought they knew what to expect. They would soon be exploring the moon’s surface in a lunar rover, traveling farther than anyone before them. They would be collecting soil and rock samples for study back on Earth and could expect to learn about the moon’s physical makeup and age.

The Iglax Star Empire’s tried twice now to throttle this upstart species before they could expand beyond Sol. They once used humans for cheap mining, cheap labor, and cheap laughs. But with each attempt, humanity’s gotten stronger, spread across more star systems, and found new allies. Now the Iglax are preparing for war.

Kayan has emerged from the Hoyon citadel repaired and refreshed, though she’s a bit cagey. Why would she share what kind of upgrades the healing process bestowed upon her? Noah Gantz is just glad to be back in the action, seeking Seer secrets, a way to save two galaxies, and finding Kilis Dane Ryger before Celia and Ryg destroy Kayan to get their answers. When Kayan’s crew learns Dane may have genetically modified Azok warships, they pursue the clues back to the Milky Way and Earth.

Meet our fearless adventurers Cassandra, Otto and Missy AKA the smartest raven in the universe as they set out on their next action-packed Ladybird Audio Adventure! On this adventure, we're travelling to the arid desert where we'll learn about the different species that live in these hot climes, such as coyotes, lions and rattlesnakes! Remember to bring plenty of water on this journey as we'll be exploring the driest deserts on earth!

If a black hole is not a hole, then what is it? Find out what black holes are, what causes them, and how scientists first discovered them. Learn how astronomers find black holes, get to know our nearest black-hole neighbor, and take a journey that will literally s-t-r-e-t-c-h the mind.

They came from deep space. They came to destroy us. Fifty years ago bloodthirsty aliens devastated the Earth. Most of humanity perished. We fell into darkness. But now we rise from the ashes. Now we fight back. Marco Emery was born into the war. After his mother is killed, he joins the Human Defense Force, Earth's ragtag army. Emery must survive basic training, become a soldier, and finally face the aliens in battle. Against the alien onslaught, Earth stands alone. But we will fight. We will rise. We will win.

For anyone who has ever looked up at the stars and wondered what it all means, Issac Asimov’s Guide to Earth and Space is indispensible. Issac Asimov’s gift for popular and entertaining exposition has never been better deployed, with his succinct answers to the most intriguing questions about planets stars and galaxies. What are quasars? How was the Earth formed? Puzzled by pulsars? Perplexed by the Big Bang? Bewildered by black holes?

"Hi, I’m Earth! But you can call me Planet Awesome." Prepare to learn all about Earth from the point of view of Earth herself! In this funny yet informative book, filled to the brim with kid-friendly facts, listeners will discover key moments in Earth’s life, from her childhood more than four billion years ago all the way up to present day. Beloved children's book author Stacy McAnulty helps Earth tell her story.

Captain Clayton Cross and his crew encountered the Kyra, an advanced race of avian carnivores. They fled this first encounter, but the Kyra beat them back to Earth by almost a century. Earth lost the war in just a few weeks. Our cities burned, and billions died. After we surrendered, the Kyra helped us to rebuild, but on their terms, confining us to city centers and building high walls to keep us in.

An extraterrestrial colony, in some form, may already exist, just awaiting discovery. But the greatest impediment to such an important scientific discovery may not be technological, but political. No scientific endeavor can be launched without a budget, and matters of money are within the arena of politicians. Dr. Ben Bova explores some of the key players and the arguments waged in a debate of both scientific and cultural priorities.

With wonder, wit, and flair - and in record time and space - geophysicist David Bercovici explains how everything came to be everywhere, from the creation of stars and galaxies to the formation of Earth's atmosphere and oceans to the origin of life and human civilization. Bercovici marries humor and legitimate scientific intrigue, rocketing listeners across nearly 14 billion years and making connections between the essential theories that give us our current understanding of topics as varied as particle physics, plate tectonics, and photosynthesis.

During a classified mission to the ISS, astronaut Jack Kildare picks up an eerie signal. An alien spaceship is orbiting distant, icy Europa. It looks derelict...but is it? As fear sweeps across Earth, NASA spearheads a frenzied effort to build a ship capable of traveling to Jupiter to confront the alien menace. Technology intertwines with espionage and sabotage in a race against the clock. Fighting for his rightful place in the mission, Jack finds himself submerged in a world of secrets, international power games, and cold-blooded murder.

In a desperate battle, Earth has temporarily freed itself from the clutches of the deadly Trellixian Empire. Billions are dead and it's only a matter of time before the enemy return. Seeking aid against the Trellixians, two exploration ships are sent out to search the galaxy for allies. If they fail, then the human race is doomed.

Earth burns. We call them the scum. They came from deep space. Creatures of claws and endless malice, they ravage the world. As the war flares, as cities crumble, Private Marco Emery and his platoon blast into space. They won one battle on Earth. Their next battle must be fought in the darkness. The scum will not rest until the last human is dead. Marco and his friends must defeat them. They must win. Or Earth will fall.

When radio telescope operators Lauren Stelleck, a woman with a special gift enabling her to literally see certain sounds, and Steve Andrews, a diehard sci-fi geek, detect a signal like no other at Jodrell Bank in England, a chain of events is unleashed that propels Earth towards all-out nuclear war. Can Lauren and Steve unlock the secret of the signal before our species tears itself apart?

The marauders, terrors from deep space, hit us hard. Our starships shattered. Our armies collapsed. Our cities crumbled. As Earth smolders, the marauders imprison us in camps. They farm us like cattle. They torture us for sport. Earth weeps. But there is hope. The Ghost Fleet, an ancient alien armada, might still exist in deep space. In a single starship, Sergeant Marco Emery and his friends seek this mythical fleet. They must find it. They must return with its might. Or the marauders will kill us all.

Alien fighters bombard Earth's ruins. Cannibalistic aerobics instructors hunt the wastes. The last free survivors struggle against starvation and enslavement. It's become a world where friendship costs too dearly and heroics verge on suicide. One young man can't resist either until a fed-up AI steals him off the planet. Alone with only a sarcastic, broken-down starship, he braves a whole new verse full of strange new enemies and tech he barely understands.

The Scorched Earth in the title doesn't refer to the Human's homeworld. Rather it describes the path of death and destruction that Adam Cain burns on his way from Earth to the planet Juir as he seeks revenge for the killing of one of his closest friends. But there's more. Sherri and Arieel have been taken prisoner by the Juirean leader, with a date for their execution already set. The aliens may have thought Adam was dangerous before, but they ain't seen nothing yet.

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...

This “accessible and always entertaining” (Booklist) combination of history, pop science, and in-depth reporting offers a fascinating account of the asteroids that hit Earth long ago and those streaming toward us now, as well as how prepared we are against asteroid-caused catastrophe.