'Carbon core' diaporamas de présentation

Electromagnetic applications

750 views • 57 slides

Age of M13: 14 billion years. Mass of stars leaving the main-sequence ~0.8 solar masses

Age of M13: 14 billion years. Mass of stars leaving the main-sequence ~0.8 solar masses. Helium core-burning stars. Giants. Sub-giants. Main Sequence. Here is a way to think about it. Outside of star. Plenty of hydrogen. Shrinking core.

737 views • 57 slides

Stellar Evolution after the Main Sequence

Stellar Evolution after the Main Sequence. Low Mass Stars. 1000. 100. 10. 1. .1. .01. The Path to the Main Sequence. O B A F G K M. Life on the Main Sequence. Once a low mass star, such as the Sun, settles down on the Main Sequence, it is in balance

728 views • 42 slides

1) Proto Star

LOW MASS TRACK. 1) Proto Star. How is a proto-star heated? Gravitational compression Why do stars below 0.08 Msun not form? Core temp does not reach required for fusion. How can we observe proto-stars obscured by dust? Infrared observations. From Protostar to Star.

372 views • 18 slides

The Lives of Stars

The Lives of Stars. From studying nearby stars and stellar clusters most stars are on the main sequence stars become red giants after leaving the main sequence How does this relate to the internal structure of the stars and their nuclear fusion reactions?. Fusion reactions.

252 views • 13 slides