A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

W Ursae Majoris star
W Virginis star
Waardenburg syndrome
WAC Corporal
Waksman, Selman Abraham (1888–1973)
Wald, George (1906–1997)
Walker, Joseph Albert (1921–1966)
walking in the rain problem
Wallace, Alfred Russell (1823–1913)
Wallis, Barnes Neville (1887–1979)
Wallis, John (1616–1703)
Wallops Island Flight Facility
wallpaper group
walnut tree
Walter, Hellmuth (1900–1980)
Walton, Ernest Thomas Sinton (1903–1995)
Wankel engine
War of the Worlds
Waring's conjecture
warp drive
wart
water
water cycle
water gas
water glass
waterfall
waterhole
watershed
waterspout
Watson, James Dewey (1928–)
Watson-Watt, Robert Alexander (1892–1973)
watt
Watt, James (1736–1819)
wave
wave mechanics
wavefunction
wavelength
wave-particle duality
WAVES AND WAVE PHENOMENA
wax
weak force
weather
weather front
weather satellites
weaving
Webb, James Edwin (1906–1992)
Weber, Wilhelm (1804–1891)
weber (unit)
wedge
Wegener, Alfred Lothar (1880–1930)
Weierstrass, Karl Wilhelm Theodor (1815–1897)
weight
weightlessness
Weinbaum, Stanley G(rauman) (1902–1935)
Weinberg, Steven (1933–2021)
Weismann, August Friedrich Leopold (1834–1914)
Weitz, Paul J. (1932–2017)
Weizsäcker, Carl Friedrich von (1912–2007)
welding
Wells, Herbert George (1866–1946)
Wernicke-Korsakoff syndrome
Wessel, Caspar (1745–1818)
West, Comet (C/1975 V1)
West Ford
Westerbork Synthesis Radio Telescope
Western Space and Missile Center
WESTEX
Westinghouse, George (1846–1914)
wetland life
Wexler, Harry (1911–1962)
Weyl, Hermann Klaus Hugo (1885–1955)
Wezen (Delta Canis Majoris)
whale
whale shark
What color was the bear?
wheat
wheat and chessboard problem
Wheatstone, Charles (1802–1875)
Wheatstone bridge
wheel
When Worlds Collide
Whewell, William (1794–1866)
Whipple, Fred Lawrence (1906–2004)
Whipple (Fred Lawrence) Observatory
Whipple shield
whipworm disease
whirlpool
Whirlpool Galaxy (M51, NGC 5194)
whirlwind
whistler
White, Edward Higgins, II (1930–1967)
white dwarf
white hole
white matter
white room
White Sands Missile Range
Whitehead, Alfred North (1861–1947)
Whitney, Eli (1765–1825)
Whitney's umbrella
Whittle, Frank (1907–1996)
Whitworth, Joseph (1803–1887)
whooping cough
Wickramasinghe, Chandra N. (1939–)
Widmanstätten pattern
Wien, Wilhelm (1864–1928)
Wiener, Norbert (1894–1964)
Wigner, Eugene Paul (1902–1995)
Wild Duck Cluster (M11, NGC 6705)
Wiles, Andrew (1953–)
Wilkins, John (1614–1672)
Wilkins, Maurice Hugh Frederick (1916–2004)
Wilkinson Microwave Anisotropy Probe
William Herschel Telescope
will-o'-the-wisp
Williamette meteorite
Williams, Walter C. (1919–1995)
Willman 1
Wilson, Charles Thomson Rees (1869–1959)
Wilson, Herbert C. (1858–1940)
Wilson, Robert Woodrow (1936–)
Wilson's theorem
winch
wind (atmosphere)
Wind (satellite)
Windaus, Adolf (1876–1959)
winding number
winds and weather systems
wing types
Winkler, Johannes (1887–1947)
winonaite
Winter Hexagon
Winter Triangle
wire
WIRE (Wide-Field Infrared Explorer)
wire chamber
Wirtanen, Comet
WISE (Wide-field Infrared Survey Explorer)
Witch Head Nebula (IC 2118)
Wittgenstein, Ludwig (1889–1951)
WIYN Telescope
W. M. Keck Observatory
Wöhler, Friedrich (1800–1882)
Wolf, (Johann) Rudolf (1816–1893)
Wolf, Max(imilian) Franz Joseph Cornelius (1863–1932)
Wolf 359
Wolf 1055 (Gliese 752, Ross 652)
Wolff, Caspar Friedrich (1733–1794)
Wolf-Lundmark-Melotte Galaxy
wolframite
Wolf-Rayet star
Wollaston, William Hyde (1766–1828)
Wollaston prism
Wolszczan, Alexander (1946–)
Woman in the Moon
WOMEN IN SPACE
wood
woodlands of Australasia
Woodward, Robert Burns (1917–1979)
woody flowering plants
wool
Woomera
Worden, Alfred Merrill (1932–)
work
work function
world-line
WorldWide Telescope
wormhole
wound healing
Wow! signal
Wren, Christopher (1632–1723)
WRESAT (Weapons Research Establishment Satellite)
Wright, Thomas (1711–1786)
Wright brothers and the dawn of powered flight
wrist
wrought iron
Wundt illusion
wurtzite
Wyld, James (1913–1953)
WZ Sagittae star