'Mass stars' presentation slideshows

The Family of Stars

562 views • 45 slides

STRAND E

726 views • 35 slides

Chapter 16: Evolution of Low-Mass Stars

Chapter 16: Evolution of Low-Mass Stars. While on the Main Sequence stars of all mass burn hydrogen into helium. How long a star lives on the Main Sequence depends on its mass. As the star burns its hydrogen, it accumulates a helium ash.

602 views • 31 slides

Chasing disks around massive stars with Malcolm

Chasing disks around massive stars with Malcolm. Disks and the formation of OB stars How HMCs studies turned into quest for disks Before ALMA: disks versus toroids The ALMA era: disks around B stars The current & future challenge : disks around O stars.

318 views • 31 slides

Announcements

Announcements. Turn in Homework 14 (5 questions) Today is the deadline for the Monty Python challenge! Observatory session tonight, weather permitting Review session on Friday Final Exam next Monday or Tuesday: 2 hours, 100 points, comprehensive, with an emphasis on galaxies and cosmology.

392 views • 28 slides

Stellar Evolution Life After the Main Sequence

Stellar Evolution Life After the Main Sequence. Stellar Evolution - Life After the Main Sequence Why Do Stars Evolve?. The Changing of Chemical Composition As a star uses fuel, it transforms light elements into heavy elements.

617 views • 24 slides

PCEBs from the SDSS testing disrupted magnetic braking

PCEBs from the SDSS testing disrupted magnetic braking. Matthias Schreiber . Boris T. Gaensicke, John Southworth, S. Stylianos (Warwick) A. Rebassa-Mansergas (Valparaiso) M. Zorotovic-Fiebig, C. Tappert (PUC Santiago) L. Schmidtobreik (ESO) A. D. Schwope, A. Nebot Gomez-Moran (AIP).

321 views • 17 slides

ASTRONOMY

ASTRONOMY. Chapter 28 The Aging and Death of Stars Like the Sun. Low-mass Stars. Low-mass stars are stars with masses less than about 8 M?. This includes the vast majority of stars. End of Main Sequence Life.

274 views • 14 slides

Measuring the Stars (Part II)

280 views • 12 slides

Wheel of Astronomy!

Wheel of Astronomy!. Take a spin and win!. Wheel of astronomy!. Question #1 (red). How are stars made?. Question #2 (green). What happens when the star cycle is over?. Question #3 (pink). What are 3 types of rare stars?. Question #4 (orange). What is a White Dwarf? .

201 views • 10 slides

Main Sequence Stars and their Lifetimes

Main Sequence Stars and their Lifetimes. Luminosity (from Brightness and Distance) Mass (from Doppler shifts in Binary Stars) Temperature (from absorption lines: Doppler Thermometer) Radius (from Luminosity and Temperature; deduced).

358 views • 9 slides

276 views • 7 slides

The Castor Star

The Castor Star. By: Sally Kafelghazal Science 2 nd Hour. The Castor Star. By: Sally Kafelghazal. The Castor Star is about 2.3 times the mass of the Sun. The Castor Star is also about twice the size in diameter of the sun.

825 views • 6 slides

By Charlie, Katie, Collin, Justin, and Eric

FLARES. By Charlie, Katie, Collin, Justin, and Eric. Flare Stars First discovered in 1924 Short increase in brightness V > 13.3 mag. Proxima Centauri . A new flare star member candidate in the Pleiades Cluster (Moualla et al.). This Study

204 views • 6 slides