Curated OER
The Life & Death of Stars
This video takes up where the other video in this series leaves off. Discussing what the color of stars mean and where they come from, the narrator describes the nature of red giants, white dwarfs, blues, and stars like our warm, yellow...
Khan Academy
Parallax in Observing Stars, Cosmology and Astronomy
Parallax is the apparent change of an object determined by the line of sight. Sal defines the concept of parallax and applies it to how we determine the relative distance between us and nearby stars. He draws a diagram to illustrate what...
Curated OER
Tell Me Why: Stars Twinkle
Do you know why stars twinkle? You will after watching this clip from "Tell Me Why." A top astronomer explains that stars twinkle because of the earth's imperfect atmosphere. Each imperfection or irregularity cause the light from the...
Curated OER
Birth of the Universe, Part 3/4
Part three of this four-part series on the origins of the universe describes the radiation that can be heard in static radio signals and the other amazing remnants left today that were around at the time the universe was born. Stars,...
Curated OER
Galaxies, Part 2 of 3
Part two of this three-part series asks us to think what life would be like if we lived in a binary star system. We are also introduced to black holes and Einstein's theory of relativity. A great clip shown in its three-part entirety or...
Curated OER
Nebula and Star Birth
Travel to the giant nebula 9GC3603 with Dr. J. He'll take you along and explain what astronomers have found in this distant arm our of own Milky Way Galaxy. Gorgeous images of star birth, clusters, and a blue super giant are shown. This...
Curated OER
The Beauty Of Stars Being Born
Deep in the Orion Nebula, stars are forming all the time. Not only that, but proplets or proto-planetary disks are forming as well. Some of the stars could become warm enough and large enough to cause the protoplanets to become new...
Curated OER
Discoveries about our Sun
Learn how sun spots observed by Galileo sparked interest in the sun that continues today. Sun spots, solar wind, new discoveries, and space exploration of the sun are all covered in this informative video. This clip would be a great...
Curated OER
Time Lapse of Winter Scene
Winter scenes are displayed one after another with elements of time-lapse showing clouds moving and stars coming out, all to the tune of a lovely piano. Rainbows and sunrises are also displayed. This is a soothing video that is very...
Curated OER
SDO Shines Light on the Sun
The sun has a huge affect on our planet. NASA scientists are using amazing new technologies to better understand solar flares, space weather, and their effects on Earth. Watch and learn all about space weather produced by the sun and the...
Curated OER
The Universe - Secrets of The Sun 2/5
Where did our sun come from? Scientists believe that the sun and our solar system was born from a supernova. Part two of this five-part series explains the sun's plasma, magnetic field, sunlight, and something called flux ropes. This is...
Curated OER
Red Shift: Measuring Distance in Space
Learn about gamma rays and red shift, what they are, what they mean, and how scientists use them to measure distances between objects in space. This clip explains how important red shifted gamma rays are to science and how illusive they...