The video covers galaxy formation and has great images of the universe. Documentary a users guide to the cosmos, from the big bang to galaxies, stars, planets and moons. These nebulae were not nebulae at all, but galaxies. There are reckoned to be roughly 170 billion other galaxies in the universe, each of them containing billions of stars. Before stars or galaxies formed, the universe was full of lightblocking, neutral atoms. Alien galaxies is an episode from the first season of the discovery channel series how the universe works in which a gro. Galaxies are composed of stars, dust, and dark matter, all held together by gravity. If you live to be a hundred, thats only 36,500 galaxies that youd look at. How the universe works shows the inner workings of our planet, the solar system, the galaxies and the universe itself.
This is why it is left out in most television science programs like the universe. We realized that our galaxy was just one of many billions of galaxies in the universe. How the universe works season 2 episode 3 planets from hell. A primer for anyone who has ever looked up at the night sky and wondered.
Nasas planethunting probe joins the search for intelligent aliens. The first season was narrated by mike rowe and the second by erik todd dellums. A users guide to the cosmos from the big bang to galaxies, stars, planets and moons. Where did it all come from and how does it all fit together. How black holes are instrumental in the evolution of the universe itself and how black holes can destroy whole galaxies or create them. See as never before the inner workings of our world, and explore black holes, supernovae, neutron stars, dark energy, and all the titanic forces that make us who we are. Take a deeper look at how the cosmos is designed, built, and actually works on how the universe works. The universes largestknown galaxiesgiant elliptical galaxiescan contain up to a trillion stars and span two million lightyears across. Stars, galaxies, and universe vocabulary flashcards quizlet. Buy how the universe works, season 8 microsoft store.
Alien supercivilizations absent from 100,000 nearby galaxies. New discoveries reveal that earth and the planets were formed from the destruction of strange alien worlds. How the universe works s08e04 death of the last stars xvid. Hubble continued to study galaxies his entire career, and we owe much of our understanding of galaxies to him. A collection of a hundred billion or more stars revolving around a central point. Alien galaxies is an episode from the first season of the discovery channel series how the universe works in which a group of scientists discusses the formation of galaxies and how they might. How the universe works dvd episode 2 alien galaxies. Life on earth started in far flung galaxy transforming big bang theory life on earth has extraterrestrial origins, scientists have discovered in a. Buy how the universe works, season 1 microsoft store. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The galaxy in which the sun is situated, the milky way galaxy, is a colossal spiral of about 200 billion stars that measures approximately 100,000 light years across. How the universe works s08e04 death of the last stars web. Alien galaxies and life and death of a star the inner planets mercury and venus was very happy to receive it as need it for my nephews theme at school.
But scientists are confident it exists because of the gravitational effects it appears to have on galaxies and galaxy clusters. Worksheet contains questions that students can answer in order while watching the 44minute video. The universe has almost 10 times more galaxies than we thought. From the beginning of time, stars, galaxies, planets, solar systems, and more have been working individually and together to produce all that is and all that we see. Watch how the universe works season 1, episode 3 alien galaxies. The universe has almost 10 times more galaxies than we. Of course, nobody knows for sure exactly how many galaxies there are. It is just incredible how far astronomers have come since the last round of dvds dealing with how the universe works, especially with how black holes work and the part they play in completing the circle on how the universe works. Start studying stars, galaxies, and universe vocabulary.
Stars do not exist in isolation but gather together in vast cities in space, called galaxies. The following is a list of notable galaxies there are about 51 galaxies in the local group see list of nearest galaxies for a complete list, on the order of 100,000 in our local supercluster, and an estimated one to two trillion in all of the observable universe the discovery of the nature of galaxies as distinct from other nebulae interstellar clouds was made in the 1920s. The twoway a new study finds there are about 2 trillion galaxies in the observable universe, up from about 200 billion. Elliptical galaxies may also be small, in which case. An international team of astronomers, led by christopher conselice, professor of astrophysics at the university of nottingham, have found that the universe contains at least 2.
The program investigates how the universe came into existence out of. Scientists working on nasas transiting exoplanet survey satellite mission. Have you ever wondered exactly how our universe is put together. Alien planets discovery documentary life probably exists beyond earth documentary. While most of the universe doesnt become reionized until 550 million years afterwards, a few fortunate. How the universe works is a miniseries that originally aired on the discovery channel april 25, 2010 to may 24, 2010. Since the first discovery of a planet orbiting another star, some 280 alien solar. How the universe works s08e05 secrets of time travel web. Season 1 episode 6 alien galaxies student video worksheet. How the universe works describes cosmology in some considerable detail using the latest computer generated graphics.
With phil plait, michelle thaller, mike rowe, hakeem oluseyi. Discovery of universe how the universe works documentary. The end of the earth and most dangerous places in the universe mars the red planet saturn and the outer planets. The alien mysteries how the universe works full episode. The preliminary hints at the importance of dark matter in the process are mentioned. Welcome to how the universe works, the home of science, tech, engineering and more. You can see that many of galaxies appear stretched or smeared as a result of.
The observable universethat is, the part of the universe thats visible to us on earthcontains 10 to 20 times as many galaxies than previous estimates. Collider, are currently working to generate dark matter particles for study in the lab. On that scale with our solar system in your hand, the milky way galaxy, with its 200 400 billion stars, would span north america see the illustration on the right. With erik thompson, richard ellis, nate mccrady, michelle thaller. The story of how stars were made by the universe and how stars then went on to. How the universe works shows you how the cosmos is designed, built and how it actually works. Top 5 most beautiful and well known galaxies in the universe. Hdtvsrt how the universe works 1x05 supernovassrt how the universe works 1x06 extreme planetssrt how the universe works 1x03 alien galaxies srt how the universe works 1x04 extreme starssrt how the universe works 1x07 alien solar systems.
The images are superb and the commentary excellent. Galaxies, home to stars, planets and us, come in all shapes and sizes. Hunt for alien evidence season 8, episode 3 tvpg cc hd cc sd the discovery of extraterrestrial life might face an impossible challenge. The milky way is big, but some galaxies, like our andromeda galaxy neighbor, are much larger.
Universe how it works 2004 universe galaxies and stars. Galaxies ep 3 how the universe works season 01 2010. There are almost six hours of aweinspiring facts about our universe presented in a way. The program investigates how the universe came into existence out of nothing and how it grew from a minuscule point, smaller than an atomic particle, to the vast cosmos we see today. From the beginning of time, stars, galaxies, planets, solar systems, and more have been working individually and. Since the first discovery of a planet orbiting another star, some 280 alien solar systems. The new threat if a massive asteroid collides with earth, it could end life on our planet as we know it. We will be uploading awardwinning documentaries and mind blowing shows e. How the universe works s08e03 mkv 1280x720 english h265 aac 42 min 29 s 301 mib subtitles. Watch alien galaxies full episode the universe history. Alien galaxies is a 44 minute video i found on both youtube and the history channel website.
Hubble studied galaxies for a very long time, and after seeing many, many galaxies, he realized that he could put them into groups based on. The greatest story ever told, the creation of everything. Excellent video that describes galaxies, their formation and the current mysteries of the universe. How the various structural types of galaxies form by merging with smaller galaxies is explained and simulated. A simulation of the dark matter distribution in the universe. With a dynamic cast of experts and a new generation of cgi, how the universe works looks under the celestial hood to reveal the inner workings of outer space. From the beginning of time, stars, galaxies, planets, solar systems and more have been working individually and together to produce all that is and all that we see. Our galaxy is one of hundreds of billions in the universe. Steady state theory is a modle for the formation of the universe that states the universe has always been the same. Watch full episodes, get behind the scenes, meet the cast, and much more.
To know our place in the universe take a look far, far away to the realm of alien galaxies. I think this program presents the scientific view and the latest theories in a. The top of the page includes the urls that were correct at the time this was posted. The most farseeing search ever performed for dyson spheres and other artifacts of astroengineering comes up empty.
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