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Orders of magnitude (mass) 

Orders of magnitude
area
angular velocity
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density
energy
frequency
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Conversion of units
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SI
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To help compare different orders of magnitude, the following list describes various mass levels between 10−36 kg and 1053 kg.

Factor (kg) Value Item
10−36 1.783×10−36 kg One eV/c², the mass equivalent of one electronvolt of energy.
3.6×10−36 kg Electron neutrino, upper limit on mass (2 eV/c²)
10−35    
10−34    
10−33    
10−32    
10−31 9.11×10−31 kg Electron (511 keV/c²), the lightest elementary particle with a measured nonzero rest mass.
10−30    
10−29    
10−28 1.9×10−28 kg Muon (106 MeV/c²)
10−27
yoctogram (yg)		 1.661×10−27 kg Atomic mass unit (u) or dalton (Da)
1.673×10−27 kg Proton (938.3 MeV/c²)
1.674×10−27 kg Hydrogen atom, the lightest atom
1.675×10−27 kg Neutron (939.6 MeV/c²)
10−26 1.15×10−26 kg Lithium atom (6.941 u)
2.99×10−26 kg Water molecule (18.015 u)
7.95×10−26 kg Titanium atom (47.867 u)
10−25 1.79×10−25 kg Silver atom (107.8682 u)
1.6×10−25 kg Z boson (91.2 GeV/c²)
3.1×10−25 kg Top quark (173 GeV/c²), the heaviest known elementary particle
3.2×10−25 kg Caffeine molecule (194 u)
3.45×10−25 kg Lead-208 atom, the heaviest stable isotope known
Factor (kg) Value Item
10−24
zeptogram (zg)		    
10−23    
10−22 1.1×10−22 kg Haemoglobin A molecule in blood
10−21
attogram (ag)		    
10−20 10−20 kg A small virus
10−19    
Factor (kg) Value Item
10−18
femtogram (fg)		    
10−17 1.1×10−17 kg Mass equivalent of one joule
4.6×10−17 kg Mass equivalent of a calorie
10−16 7×10−16 kg Escherichia coli (E. coli) bacterium
10−15
picogram (pg)		    
10−14    
10−13    
Factor (kg) Value Item
10−12
nanogram (ng)		 10−12 kg Average human cell (1 nanogram)
10−11    
10−10 3.5×10−10 kg Small grain of sand (0.063 mm diameter, 350 nanograms)
10−9
microgram (µg)		 2×10−9 kg Mass of human ovum, uncertainty in the mass of the prototype kilogram (2 micrograms)
10−8 2.2×10−8 kg Planck mass
10−7    
Factor (kg) Value Item
10−6
milligram (mg)		 1–2×10−6 kg Typical mass of a mosquito (1–2 milligrams)
10−5
centigram (cg)		 1.1×10−5 kg Large grain of sand (2 mm diameter, 11 milligrams)
10−4
decigram (dg)		 1.5×10−4 kg Typical amount of caffeine in one cup of coffee (150 milligrams)
2×10−4 kg Metric carat (200 milligrams)
10−3
gram (g)		 10−3 kg One cubic centimeter of water (1 gram)
8×10−3 kg Typical coins: euro (7.5 grams) and U.S. dollar (8.1 grams)
10−2
decagram (dag)		 1.2–4×10−2 kg Adult mouse (Mus musculus, 12–40 grams)
2.4×10−2 kg Amount of ethanol in one drink (24 grams)
2.8×10−2 kg Ounce (avoirdupois) (28.35 grams)
10−1
hectogram   (hg)		 0.15 kg Human kidney (150 grams)
0.454 kg Pound (avoirdupois) (454 grams)

1 kg and more

Factor (kg) Value Item
1 kg
kilogram (kg)		 1 kg One litre of water, approx.
3 kg Newborn human baby
4.0 kg Women's shotput
5–7 kg Housecat
7.26 kg Men's shotput
101 10–30 kg A CRT computer monitor or television set
15–20 kg Medium-sized dog
70 kg Adult human; large dog
102 180–250 kg Mature lion, female (180 kg) and male (250 kg)
700 kg Dairy cow
907.18474 kg 1 short ton (2000 pounds - U.S.)
103
megagram (Mg)		 1000 kg Metric ton/tonne; one cubic metre of water
1016.0469088 kg Ton (British) / 1 long ton (2240 pounds - U.S.)
800–1600 kg Typical passenger automobiles
3000–7000 kg Adult elephant
5000 kg A teaspoon (5 ml) of white dwarf material (5 tonne)
104 1.1×104 kg Hubble Space Telescope (11 tonnes)
1.2×104 kg Largest elephant on record (12 tonnes)
1.4×104 kg Big Ben (Bell) (14 tonnes)
4.4×104 kg Usual maximum gross mass (truck + load combined) of a Semi-trailer truck (44 tonnes)
6.0×104 kg Largest Meteorite, Hoba West Meteorite (60 tonnes)
8–10×104 kg Largest known dinosaur, the Argentinosaurus (80–100 tonnes)
105 1.8x105 kg Largest animal, the blue whale (180 tonnes)
1.87×105 kg International Space Station (187 tonnes)
6×105 kg Antonov An-225 (the world's heaviest aircraft) maximum take-off mass (600 tonnes); payload: 250 tonnes
Factor (kg) Value Item
106
gigagram (Gg)		 1.25×106 kg Trunk of the Giant Sequoia tree named General Sherman (1250 tonnes)
1.5×106 kg Individual gate of the Thames Barrier
2.041×106 kg Launch mass of the Space Shuttle (2041 tonnes)
6×106 kg Largest clonal colony, the quaking aspen named Pando (6000 tonnes)
107 1.1×107 kg Annual production of Darjeeling tea (11,000 tonnes)
2.6×107 kg RMS Titanic (26,000 tonnes)
9.97×107 kg Heaviest train ever (99,700 tonnes): Australia's BHP Iron Ore, 2001 record
108 6.5×108 kg Largest ship, Knock Nevis, when fully loaded (650,000 tonnes)
109
teragram (Tg)		 4.3×109 kg Amount of matter converted into energy by the Sun each second
6×109 kg Great Pyramid of Giza
1010
 6×1010 kg Amount of concrete in the Three Gorges Dam, the world's largest concrete structure
1011 2×1011 kg Amount of water stored in London storage reservoirs (0.2 km³)
3×1011 kg Total mass of the human world population
5×1011 kg Total biomass of Antarctic krill, Euphausia superba, thought to be the most plentiful creature on the planet
Factor (kg) Value Item
1012
petagram (Pg)		 3.91×1012 kg World oil production in 2001
5.5×1012 kg A teaspoon (5 ml) of neutron star material (5000 million tonne)
~1×1012 kg The mass of a primordial black hole with an evaporation time equal to the age of the universe
1013    
1014 2–3×1014 kg Amount of rock that exploded in the Mount Tambora volcanic eruption in 1815
1015
exagram (Eg)		 1×1015 kg Estimated total world coal reserves economically accessible using current mining technology
1016 1×1016 kg 951 Gaspra, the first asteroid ever to be closely approached by a spacecraft
1017 1.6×1017 kg Prometheus (moon), a shepherd satellite for the inner edge of Saturn's F Ring.
Factor (kg) Value Item
1018
zettagram (Zg)		 5×1018 kg Earth's atmosphere
5.7×1018 kg Hyperion, a moon of Saturn
1019 3×1019 kg 3 Juno, the fifth largest asteroid in the main Asteroid Belt
1020 8.7×1020 kg Ceres, the largest asteroid in the main Asteroid Belt (now officially a dwarf planet)
1021
yottagram (Yg)		 1.35×1021 kg Earth's oceans
1.6×1021 kg Charon, the moon of Pluto
2.3×1021 kg Total mass of the Asteroid Belt
1022 1.3×1022 kg Pluto
1.5×1022 kg Triton, largest moon of Neptune
7.35×1022 kg Earth's Moon
1023 1.3×1023 kg Titan, largest moon of Saturn
1.5×1023 kg Ganymede, largest moon of Jupiter
3.2×1023 kg Mercury
6.4×1023 kg Mars
Factor (kg) Value Item
1024 4.9×1024 kg Venus
6.0×1024 kg The Earth
1025 3.0×1025 kg Lowest estimate of the mass of the Oort cloud
8.7×1025 kg Uranus
1026 1.0×1026 kg Neptune
5.7×1026 kg Saturn
6.0×1026 kg Highest estimate of the mass of the Oort cloud
1027 1.9×1027 kg Jupiter
1028 1–17×1028 kg Brown dwarf stars
1029 3.4×1029 kg Barnard's Star, a near red dwarf star
Factor (kg) Value Item
1030 2×1030 kg Sun; one solar mass
2.9×1030 kg Chandrasekhar limit (1.44 solar masses)
1031 4×1031 kg Betelgeuse, a red supergiant star
1032    
1033    
1034    
1035    
Factor (kg) Value Item
1036 7.4×1036 kg The supermassive black hole at the center of our Galaxy, associated with the radio source Sagittarius A*
1037    
1038   Typical mass of a globular cluster
1039    
1040 3.6×1040 kg Mass of OJ287, the largest measured supermassive black hole
1041 3.6×1041 kg Visible mass of the Milky Way galaxy
Factor (kg) Value Item
1042 2×1042 kg Total mass of the Milky Way galaxy
1043    
1044    
1045    
1046 2×1046 kg Virgo Supercluster
1047    
1048    
1049    
1050    
1051    
1052 3×1052 kg Mass of the observable universe

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