| A resource of The Worlds of David Darling |
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Items in bold are categories
Yamato 791198
Yangel, Mikhail K. (1911-1971)
yard
Yardley, John F. (1925-2001)
Yarkovsky effect
yaw
y-axis
Yeager, Charles ("Chuck") (1923-)
year
yeast
yellow fever
Yerkes Observatory
Yohkoh
Young, James W. (1941-)
Young, John Watts (1930-)
young (surface)
young stellar object (YSO)
ytterbium
YY Orionis star
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