Astronomy and Space

On this page you’ll find free lectures and complete college courses on astronomy and space. Some of the lectures, courses and classes are talk by university professors and some are subject experts from prestigious universities.

sean carroll

Distant time and the hint of a multiverse

In an entertaining and thought-provoking tour through the nature of time and the universe, cosmologist Sean Carroll asks a deceptively simple question: Why does time exist at all? The potential answers point to a surprising view of the nature of the universe, and our place in it.

anil ananthaswamy

Extreme Astrophysics Around the World

All over the planet, giant telescopes and detectors are looking (and listening) for clues to the workings of the universe. In this video, science writer Anil Ananthaswamy gives us a tour of these amazing installations, taking us to some of the most remote and silent places on Earth.

alex filippenko

Dark Energy and the Runaway Universe

World-renowned astronomer and prize-winning professor of astronomy at the University of California, Berkeley, Alex Filippenko, explores some of the mysteries of the universe at a special lecture at the Santa Barbara Museum of Natural History.

yau-shing-tung

Inner space: String theory & the universes’ hidden dimensions

String theory says we live in a ten-dimensional universe, but that only four are accessible to our everyday senses. According to theorists, the missing six are curled up in bizarre structures known as Calabi-Yau manifolds…

space-station-stephen-robinson

Heavy Construction Made Weightless — Building the International Space Station

Astronaut Stephen Robinson recently returned from a space shuttle Endeavor mission to install an expansion of the space station that would increase station’s living and working area. It also created a new windowed cupola that allowed for more amazing views.

Lawrence Krauss Universe Quantum Physics

A Universe from Nothing

This could be the most interesting lecture ever posted on Virtual Professors. This talk on the universe by Lawrence Krauss has been referred to in many religious debates by Christopher Hitchens and Richard Dawkins, and we guarantee it will change the way you think about everything.

Stephen Hawking Big Questions Universe

Asking Big Questions About the Universe

Was there anything before the Big Bang? Where did we come from? Are we alone? And what is the future of the human race. In this lecture, famed physicist Stephen Hawking looks to bring insight into questions we all have about the origin of the universe and our fate as human beings.

Astrophysics Charles Bailyn Yale

24-Lecture Course: Frontiers and Controversies in Astrophysics

This course on astrophysics focuses on three rapidly advancing branches of astronomy: Black Holes, Dark Energy, and Extra-Solar Planets. Extra attention is given to upcoming areas of astronomy that promise to improve our understanding of the universe.

Origin of the universe by Stephen Hawking

The Origin of the Universe

Since man has inhabited the earth, we have attempted to answer the questions of why are we here and where we came from. Many intellectuals have postulated different ideas. Professor Stephen Hawking gives us his ideas.

Hitoshi Murayamaas

E=mc2

You’ve learned the Theory of Relativity in school (hopefully) and have heard it discussed all your life. But, if you are not well-versed in Physics theory — spend an hour with Hitoshi Murayama and he’ll make Emc2 come alive, and explains how it’s changed our fundamental understanding of nature.

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