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The Heavyweights

Published on Nov 18, 2015

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PRESENTATION OUTLINE

LIKE LOW-MASS STARS, HIGH-MASS STARS FORM IN A NEBULA

A NEBULA IS A CLOUD OF GAS AND DUST.
Photo by Diegokun

1. HYDROGEN IN A HIGH-MASS STAR ENDS.

THE STAR SWELLS, BECOMING A SUPERGIANT.

2. THE SUPERGIANT COLLAPSES, BECOMING A SUPERNOVA.

GRAVITY MAKES THIS HAPPEN.

3.A. THE SMALL SUPERNOVAS BECOME NEUTRON STARS.

NEUTRON STARS ARE DENSE AND ROTATE FAST.
Photo by sjrankin

3.B. THE BIG SUPERNOVAS KEEP COLLAPSING AND BECOME BLACK HOLES.

BLACK HOLES SUCK IN EVERYTHING. NOT EVEN LIGHT CAN ESCAPE.

Brightest white dwarf:
Sirius B.

Photo by nd-nʎ

Hottest supergiant:
Betelgeuse

Photo by gainesp2003

Bibliography:
"Holt McDougal Science Fusion Space Science" textbook

Photo by evemosher