🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.41 AU - 0.63 AU

Year: 238 Days

Day: 21.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,401,351 km

• M1: 125,961 km (0.035 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.46 AU - 0.6 AU

Year: 245 Days

Day: 22.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.54 AU - 0.6 AU

Year: 274 Days

Day: 45.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 99.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,401,351 km

• M1: 207,941 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.6

Radius: 8.5

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.01 AU - 1.61 AU

Year: 953 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,401,351 km

• M1: 105,766 km (0.075 R)
• M2: 455,526 km (0.09 R)
• M3: 732,282 km (0.064 R)
• M4: 1,080,994 km (0.112 R)
• M5: 1,504,207 km (0.097 R)
• M6: 2,187,869 km (0.107 R)
• M7: 2,487,663 km (0.094 R)
• M8: 2,859,264 km (0.108 R)
• M9: 3,341,418 km (0.073 R)
• M10: 3,621,914 km (0.091 R)
• M11: 4,259,799 km (0.107 R)
• M12: 4,777,857 km (0.113 R)
• M13: 5,580,001 km (0.077 R)
• M14: 6,430,315 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.8

Radius: 10.2

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.37 AU - 1.44 AU

Year: 1053 Days

Day: 12.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,401,351 km

• M1: 127,158 km (0.059 R)
• M2: 462,407 km (0.096 R)
• M3: 795,861 km (0.105 R)
• M4: 1,241,812 km (0.107 R)
• M5: 2,025,555 km (0.051 R)
• M6: 2,651,622 km (0.12 R)
• M7: 3,191,970 km (0.094 R)
• M8: 3,773,457 km (0.115 R)
• M9: 5,948,909 km (0.115 R)
• M10: 6,313,629 km (0.052 R)
• M11: 7,848,203 km (0.075 R)
• M12: 8,313,902 km (0.033 R)
• M13: 9,075,056 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.2

Radius: 9.2

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.59 AU - 2.63 AU

Year: 1949 Days

Day: 8.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,401,351 km

• M1: 114,442 km (0.088 R)
• M2: 449,841 km (0.039 R)
• M3: 747,241 km (0.088 R)
• M4: 1,063,042 km (0.107 R)
• M5: 1,731,147 km (0.078 R)
• M6: 2,453,854 km (0.098 R)
• M7: 2,988,517 km (0.04 R)
• M8: 3,348,748 km (0.103 R)
• M9: 3,667,990 km (0.081 R)
• M10: 4,688,696 km (0.097 R)
• M11: 5,089,619 km (0.098 R)
• M12: 5,888,172 km (0.117 R)
• M13: 6,741,628 km (0.085 R)
• M14: 9,008,485 km (0.095 R)
• M15: 10,174,450 km (0.116 R)
• M16: 12,323,573 km (0.07 R)
• M17: 13,420,575 km (0.092 R)
• M18: 14,803,457 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835

Radius: 7.4

Gravity: 15.25 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.91 AU - 9.11 AU

Year: 15784 Days

Day: 17.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,401,351 km

• M1: 92,302 km (0.114 R)
• M2: 582,684 km (0.063 R)
• M3: 1,086,679 km (0.035 R)
• M4: 2,493,797 km (0.08 R)
• M5: 4,047,969 km (0.113 R)
• M6: 5,758,920 km (0.11 R)
• M7: 6,118,852 km (0.081 R)
• M8: 6,795,633 km (0.107 R)
• M9: 8,098,930 km (0.093 R)
• M10: 11,375,721 km (0.084 R)
• M11: 14,620,948 km (0.104 R)
• M12: 15,065,702 km (0.106 R)
• M13: 15,595,877 km (0.112 R)
• M14: 17,758,165 km (0.111 R)
• M15: 20,386,599 km (0.118 R)
• M16: 22,964,320 km (0.079 R)
• M17: 25,966,450 km (0.067 R)
• M18: 27,730,060 km (0.109 R)
• M19: 30,763,755 km (0.095 R)
• M20: 35,055,419 km (0.05 R)
• M21: 45,583,818 km (0.118 R)
• M22: 55,135,642 km (0.103 R)
• M23: 58,038,439 km (0.103 R)
• M24: 69,206,817 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.3

Radius: 5.1

Gravity: 29.96 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.86 AU - 10.54 AU

Year: 16316 Days

Day: 16.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,401,351 km

• M1: 63,429 km (0.064 R)
• M2: 274,662 km (0.117 R)
• M3: 781,200 km (0.08 R)
• M4: 997,519 km (0.102 R)
• M5: 1,504,356 km (0.077 R)
• M6: 3,432,673 km (0.062 R)
• M7: 3,688,036 km (0.111 R)
• M8: 5,123,727 km (0.111 R)
• M9: 5,533,775 km (0.119 R)
• M10: 5,925,422 km (0.055 R)
• M11: 10,262,264 km (0.046 R)
• M12: 10,613,969 km (0.056 R)
• M13: 11,279,380 km (0.066 R)
• M14: 12,493,816 km (0.113 R)
• M15: 19,533,742 km (0.026 R)
• M16: 26,249,041 km (0.111 R)
• M17: 27,127,928 km (0.043 R)
• M18: 40,111,677 km (0.116 R)
• M19: 48,089,732 km (0.11 R)
• M20: 52,103,742 km (0.105 R)
• M21: 55,256,966 km (0.09 R)
• M22: 60,600,601 km (0.085 R)
• M23: 64,084,885 km (0.083 R)
• M24: 66,480,546 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.6

Radius: 7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 10.21 AU - 10.39 AU

Year: 21018 Days

Day: 19.3 Hours

Environment

Temp: -240 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,401,351 km

• M1: 87,216 km (0.042 R)
• M2: 551,119 km (0.1 R)
• M3: 774,618 km (0.102 R)
• M4: 1,362,986 km (0.043 R)
• M5: 1,660,686 km (0.087 R)
• M6: 2,071,482 km (0.092 R)
• M7: 2,487,364 km (0.066 R)
• M8: 2,823,809 km (0.107 R)
• M9: 5,047,432 km (0.108 R)
• M10: 6,166,723 km (0.097 R)
• M11: 6,470,706 km (0.078 R)
• M12: 8,462,752 km (0.088 R)
• M13: 9,775,323 km (0.12 R)
• M14: 10,996,042 km (0.12 R)
• M15: 12,920,469 km (0.089 R)
• M16: 13,418,779 km (0.08 R)
• M17: 14,059,657 km (0.114 R)
• M18: 17,049,520 km (0.064 R)
• M19: 17,724,954 km (0.058 R)
• M20: 18,969,608 km (0.061 R)
• M21: 21,718,619 km (0.098 R)
• M22: 23,784,565 km (0.095 R)
• M23: 26,472,241 km (0.092 R)
• M24: 29,143,012 km (0.092 R)
• M25: 31,875,566 km (0.114 R)
• M26: 32,784,822 km (0.064 R)
• M27: 33,130,244 km (0.095 R)
• M28: 35,253,785 km (0.111 R)
• M29: 38,351,509 km (0.05 R)
• M30: 38,606,872 km (0.066 R)
• M31: 41,089,748 km (0.099 R)
• M32: 45,652,034 km (0.115 R)
• M33: 52,088,034 km (0.093 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 18,581 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit