Earth Space Science

Meet Moon! She's more than just a rock - she’s Earth’s rock, her best friend she can always count on. Moon never turns her back on her friend (Literally: She's always facing Earth with the same side!). These two will stick together forever. With characteristic humor and charm, Stacy McAnulty channels the voice of Moon in this next celestial "autobiography" in the Our Universe series.

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.

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.

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.

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.

When Nicole Stott first saw Earth from space, she realized how interconnected we are and knew she had to help protect our planetary home. In Back to Earth, Stott imparts essential lessons in problem-solving, survival, and crisis response that each of us can practice to make change. She knows we can overcome differences to address global issues, because she saw this every day on the International Space Station. Stott shares stories from her spaceflight and insights from scientists, activists, and changemakers working to solve our greatest environmental challenges.

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.

2788. Only the handicapped live on Earth. While everyone else portals between worlds, 18-year-old Jarra is among the one in a thousand people born with an immune system that cannot survive on other planets. Sent to Earth at birth to save her life, she has been abandoned by her parents. She can't travel to other worlds, but she can watch their vids, and she knows all the jokes they make. She's an 'ape', a 'throwback', but this is one ape girl who won't give in.

The battle lines are collapsing, and the Legion of Wolves cannot hold back the tide. Luna and Earth are both falling to the enemy, and there is little hope as the defense is pushed back on all sides. But when Wolf learns about a race in a distant part of the galaxy that has successfully fought the vanhat to a standstill, he decides to launch an expedition to seek their help. The AI Collective has also learned about the expedition, though, and intends to kill humanity before they can find aid.

Mars, the red planet, is ingrained in our culture, from David Bowie's extra-terrestrial spiders to Captain Scarlet to War of the Worlds. It has inspired hundreds of authors, scientists and science-fiction writers - but why? What is it about this particular planet that makes it so intriguing? Ancient mythologies defined Mars as a violent harbinger of war, star-gazers puzzled over its peculiar motion, and astrologers defined human personalities by its position and bizarre dance through the sky.

After halting the enemy advance across Europe, the war continues to rage in Paris. International armies have converged on the French city to make a stand. When Taylor investigates a mysterious sighting in their northern perimeter, he sees that enemy forces are encircling the city. The humans are quickly running out of ways to flee from the death trap.

This audiobook begins with the question "Who am I?" and immediately sets off in an astonishingly original direction. Why didn't anyone before Harding think of responding to this question like this? It's so obvious, once you see it. Harding presents a new vision of our place in the universe that uses the scientific method of looking to see what is true. It turns out that the truth about ourselves is not only true but also very good, and breathtakingly beautiful. We live in a sacred, many-layered, living universe - or rather it lives in us.

In the fourth book of the Extinction Wars series, Abaddon commands a Karg-Jelk Super Fleet bent on annihilating humanity. He's the galaxy's most ruthless strategist wielding superior technology. That includes the perfect raid-ships, able to teleport anywhere at will. Humanity has Commander Creed, and he has his Assault Troopers. He's going to take the fight to the enemy. He's buying time, learning secrets and setting up for the greatest space battle in the Orion Arm.

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.

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.

In 1977, two extraordinary spacecraft called Voyager were launched to the stars. Affixed to each Voyager craft was a gold-coated copped phonograph record as a message to possible extra-terrestrial civilizations that might encounter the spacecraft in some distant space and time.

From beyond the galaxy. From beyond human understanding. They came with one mission. To kill us all. Some call them aliens. Others call them gods. Their tentacles grip worlds. Their malice destroys civilizations. They've crushed a million planets. Now they crave Earth. Marco and Addy, veterans of the Alien Wars, are retired. They fought for many years. They saved Earth many times. Now they're raising their children in a peaceful forest. They've earned this peace. But Earth needs them. More than ever. Because a war is coming. A war unlike any before. A war that can devour our very galaxy.

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.

When Kell and his team return to Earth many years after their departure, they find that their world has changed almost beyond recognition. Not only has a second wave of greenhouse flooding caused sea levels to rise, but society has been changed by the consequences of the climate shift. Few people want to face Jordan Kell's news. He must convince Earth's new rulers that the human race is in danger of extinction unless it acts to forestall the death wave coming from the galaxy's heart.

Poised to reconquer humanity's home, Captain Absen and Conquest are confronted with a new enemy that upsets the balance of power and changes everything EarthFleet expected. Their struggle to free Earth becomes instead a desperate battle for sheer survival as they contemplate the unthinkable: total annihilation.