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- 3600.0
- 200.0
- A look at asteroids and the impact they have or had on life now and before. Also, what spacecrafts can tell us about them, what they can do to civilization, and the possibility of living on one.
- A look at time travel; how it could one day become reality; how Einstein's theory of relativity claims it is possible, and the probable results of traveling to the future and the mind-boggling consequences of traveling to the past.
- A look for evidence of life on Mars which provides many clues that it now, or once had supported it; from the remains of lakes and rivers that once flowed on the surface; to the water ice frozen at the poles; to the seasonal changes in methane gases that may prove bacterial life still thrives underground.
- A look at pulsars – tiny objects with powerful magnetic fields that spin so fast they appear to blink on and off; and quasars – the remnant cores of ancient galaxies that are so distant from us that they may be the oldest things in the universe.
- A look at star clusters; how all stars within them are formed from the same material and are approximately the same age; a look at the two kinds of clusters – "open clusters" which are young and exist in the spiral arms of the galaxy, and "globular clusters" which are old and exist in the outskirts of the galaxy and possibly as old as the universe itself.
- A look at some of the thousands of objects, both natural and man made, that have plummeted to Earth. From space rocks that have crashed into homes, to rocket parts that have landed on front lawns, scientists share their amazing insights into the phenomena of the cosmos from the study of this space debris.
- A look at various cosmic phenomena, both "good" – such as the beauty of the aurora borealis, the thrill of a meteor shower, the miracle of photosynthesis, and the "bad" – such as UV radiation that can "get under our skin", and solar flare activity that can not only scramble electronics, but could threaten life on Earth.
- A look at how astronomers search for other Earth-like planets around other stars; which stars are candidates for possible discovery; and how techniques develop and the sensitivity of equipment improve will make finding another Earth just a matter of time.
- A look at how differently life on Earth has evolved between animals, from the deep ocean to those on land, their environments played a role in their design; and an imaginative look at how similar life could take form under vastly different environments of alien worlds.
- A look at the efforts underway to establish permanent human colonies on the Moon and Mars; how food will be grown and waste recycled and eventually the plans to terraform Mars to make it more habitable for humans.
- A look at the cosmic shooting gallery of the universe; what happens during comet, asteroid and planetary collisions; the effects of mass extinction impacts; what happens when stars collide, and when entire galaxies merge together.
- A look at some of the 88 constellations in the sky which are arrangements of stars that form a picture or symbol. Also how ancient civilizations developed and used them for navigation and exploration.
- 1.0E11
- A tour of the Milky Way; a look at the massive black hole with the mass of thousands of suns, that lies at its center; how the death of old stars provide the material to create new ones; and how stars from the galactic center are being catapulted beyond the outer arms at unimaginable speeds.
- A look at the mysteries of black holes and theories about the existence of other kinds of holes, such as "mini" or microscopic black holes that exist at the atomic level; "white holes" – the opposite of black holes where matter is eject out; and "wormholes" – gateways in hyperspace that connect points in space and time and possibly lead to other dimensions.
- A look at stellar evolution; how gravity causes hydrogen gas to coalesce under friction and pressure to ignite in a flash of nuclear fusion, the energy and glow lasting billions of years, and then the ultimate demise in the largest and most colorful explosions in the cosmos.
- A look at the planet Saturn and its fascinating rings; how they may have been created; how the latest probes have answered questions and revealed new mysteries about the planet, and how Saturn's moon Titan may hold more resources of petroleum than Earth will ever need.
- A look at the two most hostile planets in the solar system – Mercury and Venus; one gouged with craters, the other a greenhouse cauldron of toxic gases and acid rain; both scorched by their close proximity to the sun. Scientists theorize about what sort of life could evolve on these alien worlds.
- A look at the planet Earth; how it was born out of a chaotic shooting gallery during the formation of the solar system; how life could have begun here; and what could ultimately cause its destruction.
- A look at the planet Mars, the planet most similar to Earth in our solar system; an examination of Olympus Mons the largest volcano in the solar system; how NASA probes search for evidence of past life on the red planet, and what that life might have looked like.
- A look at the grim future of the Sun and what might happen to it five billion years when it uses up its hydrogen fuel and swells into a massive red giant star, consuming our planet and killing all life — including humans if any are still around.
- A close up look at some of the most astonishing wonders of our solar system, such as the geysers of Enceladus; Saturn's amazing rings; Jupiter's Great Red Spot; and the heights of Olympus Mons on Mars.
- A look at fantastic technology concepts, once mocked by physicists, that could be just over the horizon, such as teleportation, anti-gravity, and breaking the light speed barrier. Once only achieved by Hollywood, these concepts are now gaining serious attention within the scientific community.
- A look at some of the ideas scientists are exploring to save Earth one day from an inevitable meteor impact, including ways to divert near-Earth objects with laser beams, nuclear bombs, solar sails, satellites that act as artificial gravity sources, and rocket engines that could attach to and push them out of Earth's path.
- A look at the speed of light, the ultimate speed limit enforced by the laws of the universe, and how scientists are looking for ways to exceed it; a look at what happens when we reach the "light barrier"; what could happen if we surpass it, and how the "cosmic constant" can be manipulated.
- A look at the theory of the multiverse – the possibility of parallel dimensions existing where Earth and everyone on it are duplicated many times over, and how physicists search for evidence of these doppleganger realities using state of the art particle colliders that can detect higher dimensions of existence.
- A look at the history of space disasters and the potential for danger in space – from explosive launches, fiery reentries, fire in an oxygen-rich atmosphere, deadly micrometeoroid impacts, catastrophic solar flares and a host of other space hazards astronauts risk on every mission. Also discussed are what could happen if a ship encounters a black hole or gamma-ray burst.
- A look at the forces of gravity and the role it plays in the formation of the universe and the objects within it; how weightlessness affects astronauts in space, and how pilots experience the effects of gravity in their training on the "vomit comet".
- A look at bizarre weather phenomena on other worlds in our solar system such as tornadoes with 6,000 MPH winds, and rain made of iron.
- A look at some of the myths, misconceptions and facts about the universe, from life on Mars to whether or not time travel is possible and if Einstein's theories of relativity could support it.
- A look at some revolutionary ideas about travel in space, from ship designs to innovative methods of propulsion such as solar sails and laser beams. Also a look at antimatter as a power source and the possibilities of faster-than-light travel that could make the greatest science fiction dream a reality.
- A look at the science of planet hunting; astronomers explain the technology and methods used to find extra-solar planets – worlds outside our solar system orbiting other stars; and a look at some of the most interesting planets that have been discovered, such as "Hot Jupiters" and "Super-Earths."
- A look back in time billions and billions of years to the origin of the Big Bang. Leading physicists and historians theorize what happened before the bang occurred, how the physical nature of the universe unfolded as energy became matter forming stars and galaxies, and how the universe continues to expand outward at an ever-accelerating rate.
- 7.8262848E9
- A look at the movements of the Earth, the sun and the moon during solar and lunar eclipses; how humans, if alone in the universe, may be the only intelligent creatures to witness these events; and how astronomers discover planets in other star systems that partially eclipse their stars.
- A look at magnetic storms – "Solar Katrinas" created by the sun with the power of ten-thousand nuclear weapons that could cause global electrical blackouts, electronics malfunctions and communication disasters if one should hit the Earth.
- A look at the energy emitted by the universe, from powerful jets ejected by black holes, to the nuclear fury of the sun; and how the universe maintains this energy in perfect balance through the conservation of energy.
- A look at military concepts to weaponize space; how such systems would work and how effective would they be, such as an idea of telephone pole-sized rods that could be hurtled down from orbit. Also a look at some more fantastic weapon ideas and defenses against such weapons, such as ground base lasers.
- 2.051244E15
- A look at real life "death stars" that are far worse than the one in Star Wars such as supernovas that unleash massive gamma-ray bursts that could eradicate all life for thousands of light years; a look at "WR104", a dying star 8000 light years away that could point a GRB right at Earth, and "3C321", a "death star galaxy" that could be a terrifying vision of what may befall the Milky Way galaxy. Eta Carinae and Betelgeuse are given as examples of stars that could have violent ends that are too close for comfort.
- A look at how comets and meteors played a role in the formation of the solar system; their possible role in the extinction of the dinosaurs; and the theories that cometary dust could bring alien viruses to Earth.
- A look at experiments in human sexuality in space; the psychology of relationships and reproduction that must be addressed if mankind wish to colonize other planets; how pregnancy and birth could be handled in microgravity and the complications that could arise under such conditions; and the answer to whether or not sex has already been attempted during a space mission.
- A look at nebulas – the "art gallery of the galaxy" – amazing regions of space, where old stars die and new ones are born. Astronomers reveal the techniques and technology used to capture the details and wonder of these distant objects, many of which are too far away to be seen by the naked eye.
- A look at the science of astrobiology – the search for life in space by combining the disciplines of astronomy, biology and geology; a look at how life could evolve on planets vastly different than Earth; and a trip to an area in Australia to search for the oldest forms of life on Earth and what it could teach us about life on other worlds.
- A look at the formation of the Moon; how it played a role in the evolution of life on Earth; and the future plans of NASA to establish a permanent base on the surface.
- A look at end of the world scenarios involving killer asteroid or comet impact events, solar flare and gamma-ray bursts, and the plans that scientists have to potentially save the Earth from an interstellar disaster.
- A look at how the Sun was formed and how it could potentially die; its physical composition; how it makes energy; and the nature of solar eclipses, solar flares and sunspot activity.
- A look at space probes, what they have done and found for us in space, and what they might do in the future, such as searching for Earth-like planets and for extraterrestrial life.
- A look at places in the solar system where it rains droplets of liquid iron even at hundreds of degrees below zero where there are oceans of liquid methane, and at the center of gas giants where pressure is so great there exists liquid metallic hydrogen.
- A look at ten events experts envision, , that could destroy the planet Earth – such as being swallowed up by a microscopic black hole, exploding it with antimatter, hurling it into the sun, and switching off gravity.
- A look at the importance of our moon and what the Earth would be like without one, such as a four hours of sunlight, pitch-black nights, 100 MPH winds spawning massive hurricanes, wild fluctuating climate changes as the planet topples on its axis, and the end of complex life forms – including humans.
- A look at the prospects for the commercialization space, from $20 million dollar vacation trips to the ISS, the possibility of orbital hotels, and spaceplane flights 120 miles above the Earth are just the beginning. Also a look at the hazards, such as cosmic radiation and space debris, that could spell disaster for these outerspace endeavors.
- A look at some of the most bizarre things in the universe such as odd moons, strange stars, exotic particles, mysterious black holes, and invisible dark matter.
- A look at how human colonies could exist in space, from domed cities to underground bases, to orbital habitats, to hollowed-out asteroids. Also a look at how robots will play a role in space survival; how food will be grown; the advances in space suit and equipment technology; and a look at how resources could be gathered and processed to sustain such otherworldly colonies.
- A look at how the universe could end with various theories explored such as a "random quantum fluctuation" where everything is obliterated in the blink of an eye; where all energy is consumed and ends in a "cosmic ice age"; where everything collapses into black holes and disappears, and how there is nothing we can do to prevent the cosmic doomsday.
- A look at the biggest things in the universe, such as the cosmic web which connects galaxies together along threads of dark matter or the Lyman-alpha blob which is a bubble containing countless galaxies. Also a look at super-galaxies, super massive black holes, "radio lobes" and the biggest void in space.
- A look at the theory of dark matter – the undetectable mass thought to make up 96% of the universe, and dark energy – the unseen force that is expanding the universe. Physicists use the latest cutting-edge technology and conduct groundbreaking experiments in an attempt to discover more about these mysterious forces.
- A look at Kuiper belt objects and the moons of the solar system such as volcanic Io, ice covered Europa, and the mysterious Triton; scientists and physicist theorize as to what discoveries could be found there.
- A look at the Moon and the role it has played in the history of mankind – how it was once worshiped as a god; used as a timekeeper by farmers; a beacon for sailors at sea; and how it effects ocean tides and the behavior of animals. Also discussed is the transient lunar phenomenon which has baffled scientists for centuries.
- A look at possible extraterrestrial life in the universe; the mission of organizations like SETI to find it, and the possibility of extraterrestrial life existing right in our own solar system on the moons of Europa and Titan.
- A look at the most dangerous objects known in space – all consuming black holes, deadly gamma-ray bursts, powerful magnetars, and galactic collisions.
- A look at space through the amazing images of the Hubble Space Telescope; and a look at the formation of our galaxy and how it is just one of hundreds of billions in the universe.
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