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EARTH COMPARISONS
Color-Coded Comparisons of Exoplanets to Earth, to determine how similar Exoplanets are to Earth.
/ Stars & Planets / Earth Similarity ExoPlanet Comparisons
Planet Mass
Not Similar
0.74 Earth Mass or Less
Earth Related
0.75 Earth Mass to 0.82 Earth Mass
Earth Similar
0.83 Earth Mass to 0.87 Earth Mass
Earth Like
0.88 Earth Mass to 0.92 Earth Mass
Earth Analog
0.93 Earth Mass to 0.97 Earth Mass
Earth Twin
0.98 Earth Mass to 1.02 Earth Mass
Earth Analog
1.03 Earth Mass to 1.07 Earth Mass
Earth Like
1.08 Earth Mass to 1.12 Earth Mass
Earth Similar
1.13 Earth Mass to 1.17 Earth Mass
Earth Related
1.18 Earth Mass to 1.25 Earth Mass
Not Similar
1.26 Earth Mass or More
Planet Diameter
Not Similar
6,333 Miles or Less
Earth Related
6,334 Miles to 7,125 Miles
Earth Similar
7,126 Miles to 7,521 Miles
Earth Like
7,522 Miles to 7,679 Miles
Earth Analog
7,680 Miles to 7,838 Miles
Earth Twin
7,839 Miles to 8,075 Miles
Earth Analog
8,076 Miles to 8,234 Miles
Earth Like
8,235 Miles to 8,392 Miles
Earth Similar
8,393 Miles to 8,788 Miles
Earth Related
8,789 Miles to 9,502 Miles
Not Similar
9,503 Miles or More
Planet Density
Not Similar
4.99 or Less
Earth Related
5.00 to 5.14
Earth Similar
5.15 to 5.24
Earth Like
5.25 to 5.34
Earth Analog
5.35 to 5.44
Earth Twin
5.45 to 5.55
Earth Analog
5.56 to 5.65
Earth Like
5.66 to 5.75
Earth Similar
5.76 to 5.85
Earth Related
5.86 to 6.00
Not Similar
6.01 or More
Planet Gravity
Not Similar
0.89 g or Less
Earth Related
0.90 g to 0.91 g
Earth Similar
0.92 g to 0.93 g
Earth Like
0.94 g to 0.95 g
Earth Analog
0.96 g to 0.97 g
Earth Twin
0.98 g to 1.02 g
Earth Analog
1.03 g to 1.04 g
Earth Like
1.05 g to 1.06 g
Earth Similar
1.07 g to 1.08 g
Earth Related
1.09 g to 1.10 g
Not Similar
1.11 g or More
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