What Are White Dwarfs?

Life exists in many different forms from tiny nanobes to the Humongous Fungus, the largest form of life. Scholars learn the definition of life and the shared characteristics of these greatly varied organisms. They demonstrate knowledge...

Like a phoenix, planetary nebulae rise from the ashes of a star's demise. Young science scholars view stars in the white dwarf phase and the planetaries that sometimes occur in the aftermath. The video explains the composition of...

Up to 75 percent of the stars in the Milky Way are red dwarfs, yet we can't see any from Earth. The video explains what makes red dwarf stars unique. It highlights the potential for finding aliens or a planet humans could live on once...

Star light, start bright! What do the brightness and color of stars tell us about the stars we see at night? Learners explore the life of stars with an information-packed video. Topics include the relationship between mass and...

It's better to burn out than fade away! Viewers experience the birth of neutron stars and supernovae in a video that explains the life cycle of high mass stars. Learners see the conditions needed to produce these events, as well as...

Twinkle, twinkle little star(s)? Many of the stars above us are not alone! The narrator in the video explains the delicate balance present in binary and multiple star systems. Pupils learn about stars that orbit one another—and even...

A massive star has a mass greater than nine times that of our sun. Sal focuses on the fusion and chemical reactions that take place during the lifecycle of a massive star. He clearly explains the gravitational pull to the chemical...

From supernova to neutron star ... what's next? A video presentation describes a neutron star and its life in the universe. Learners then answer questions online to asses their understanding.

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...

All stars start with the fusion of hydrogen, but their life cycles vary greatly. The PBS 9-12 Space series introduces star life cycles and explains why they vary so much. Clear animations illustrate the pressure, fusion, collapsing, and...