🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.48 AU - 0.7 AU

Year: 293 Days

Day: 45.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,313,722 km

• M1: 46,974 km (0.111 R)

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.8

Radius: 13.2

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.28 AU - 1.4 AU

Year: 1002 Days

Day: 13.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,313,722 km

• M1: 164,109 km (0.079 R)
• M2: 579,243 km (0.03 R)
• M3: 1,131,110 km (0.113 R)
• M4: 2,164,083 km (0.042 R)
• M5: 2,714,005 km (0.082 R)
• M6: 3,485,032 km (0.039 R)
• M7: 4,313,206 km (0.119 R)
• M8: 5,603,637 km (0.073 R)
• M9: 6,672,963 km (0.069 R)
• M10: 7,160,951 km (0.088 R)
• M11: 7,950,379 km (0.114 R)
• M12: 8,526,331 km (0.083 R)
• M13: 9,271,029 km (0.077 R)
• M14: 9,761,859 km (0.048 R)
• M15: 10,209,456 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.8

Radius: 10.9

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.78 AU - 4.34 AU

Year: 4337 Days

Day: 14.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,313,722 km

• M1: 135,835 km (0.088 R)
• M2: 596,596 km (0.081 R)
• M3: 1,251,087 km (0.036 R)
• M4: 1,784,403 km (0.119 R)
• M5: 2,561,714 km (0.107 R)
• M6: 3,177,459 km (0.095 R)
• M7: 3,867,554 km (0.096 R)
• M8: 4,729,387 km (0.087 R)
• M9: 5,546,042 km (0.073 R)
• M10: 5,944,571 km (0.108 R)
• M11: 6,485,068 km (0.102 R)
• M12: 8,415,778 km (0.095 R)
• M13: 9,492,882 km (0.107 R)
• M14: 11,367,793 km (0.101 R)
• M15: 13,175,683 km (0.117 R)
• M16: 14,411,960 km (0.11 R)
• M17: 15,167,878 km (0.083 R)
• M18: 16,063,969 km (0.098 R)
• M19: 16,583,373 km (0.075 R)
• M20: 17,054,456 km (0.075 R)
• M21: 19,350,036 km (0.095 R)
• M22: 20,808,765 km (0.064 R)
• M23: 22,410,958 km (0.115 R)
• M24: 24,093,635 km (0.089 R)
• M25: 26,016,566 km (0.1 R)
• M26: 26,413,150 km (0.04 R)
• M27: 26,975,039 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.8

Radius: 10.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.2 AU - 3.98 AU

Year: 4392 Days

Day: 9 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,313,722 km

• M1: 136,583 km (0.072 R)
• M2: 549,174 km (0.079 R)
• M3: 989,141 km (0.042 R)
• M4: 1,605,784 km (0.041 R)
• M5: 3,326,757 km (0.053 R)
• M6: 3,731,868 km (0.087 R)
• M7: 4,666,855 km (0.087 R)
• M8: 6,247,357 km (0.119 R)
• M9: 6,899,454 km (0.117 R)
• M10: 9,807,038 km (0.116 R)
• M11: 10,346,488 km (0.102 R)
• M12: 11,170,473 km (0.098 R)
• M13: 17,840,892 km (0.102 R)
• M14: 19,474,352 km (0.108 R)
• M15: 22,390,912 km (0.085 R)
• M16: 23,990,412 km (0.088 R)
• M17: 25,664,712 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.2

Radius: 9.9

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.03 AU - 5.59 AU

Year: 6811 Days

Day: 10.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,313,722 km

• M1: 124,914 km (0.053 R)
• M2: 482,603 km (0.097 R)
• M3: 1,218,923 km (0.107 R)
• M4: 1,696,290 km (0.052 R)
• M5: 2,307,996 km (0.1 R)
• M6: 3,767,174 km (0.086 R)
• M7: 4,415,680 km (0.105 R)
• M8: 5,181,472 km (0.086 R)
• M9: 5,739,622 km (0.094 R)
• M10: 6,571,984 km (0.064 R)
• M11: 8,922,316 km (0.077 R)
• M12: 9,351,213 km (0.116 R)
• M13: 13,124,969 km (0.08 R)
• M14: 14,073,868 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.7

Radius: 11.4

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.37 AU - 5.93 AU

Year: 7546 Days

Day: 9.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,313,722 km

• M1: 144,063 km (0.105 R)
• M2: 784,940 km (0.109 R)
• M3: 1,324,839 km (0.067 R)
• M4: 1,909,766 km (0.099 R)
• M5: 2,465,223 km (0.074 R)
• M6: 3,106,101 km (0.119 R)
• M7: 4,122,020 km (0.103 R)
• M8: 5,680,231 km (0.067 R)
• M9: 6,322,455 km (0.09 R)
• M10: 6,870,432 km (0.116 R)
• M11: 8,665,756 km (0.05 R)
• M12: 9,256,368 km (0.081 R)
• M13: 10,659,746 km (0.039 R)
• M14: 11,789,210 km (0.032 R)
• M15: 13,160,274 km (0.089 R)
• M16: 18,799,366 km (0.038 R)
• M17: 19,432,165 km (0.114 R)
• M18: 21,415,982 km (0.087 R)
• M19: 21,874,649 km (0.072 R)
• M20: 22,811,431 km (0.091 R)
• M21: 23,289,845 km (0.097 R)
• M22: 25,017,102 km (0.027 R)
• M23: 25,440,614 km (0.107 R)
• M24: 26,301,998 km (0.107 R)
• M25: 27,540,519 km (0.079 R)
• M26: 30,613,110 km (0.096 R)
• M27: 31,391,019 km (0.076 R)
• M28: 31,983,127 km (0.046 R)
• M29: 32,582,715 km (0.076 R)
• M30: 34,740,216 km (0.108 R)
• M31: 35,479,977 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.5

Radius: 5.6

Gravity: 20.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.81 AU - 8.85 AU

Year: 12814 Days

Day: 17.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,313,722 km

• M1: 69,713 km (0.095 R)
• M2: 248,183 km (0.045 R)
• M3: 543,938 km (0.115 R)
• M4: 1,647,073 km (0.091 R)
• M5: 1,994,588 km (0.119 R)
• M6: 2,511,898 km (0.085 R)
• M7: 3,162,649 km (0.078 R)
• M8: 5,358,596 km (0.113 R)
• M9: 6,350,280 km (0.116 R)
• M10: 6,868,936 km (0.089 R)
• M11: 8,265,731 km (0.089 R)
• M12: 8,499,852 km (0.099 R)
• M13: 9,179,176 km (0.109 R)
• M14: 9,430,351 km (0.115 R)
• M15: 12,750,825 km (0.114 R)
• M16: 15,258,384 km (0.063 R)
• M17: 16,406,099 km (0.09 R)
• M18: 17,227,691 km (0.089 R)
• M19: 19,857,023 km (0.11 R)
• M20: 22,108,172 km (0.101 R)
• M21: 28,468,624 km (0.061 R)
• M22: 35,453,947 km (0.108 R)
• M23: 36,447,128 km (0.105 R)
• M24: 49,081,865 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969.1

Radius: 7.8

Gravity: 15.93 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.37 AU - 8.61 AU

Year: 13235 Days

Day: 17.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,313,722 km

• M1: 128,953 km (0.054 R)
• M2: 527,332 km (0.066 R)
• M3: 1,458,729 km (0.109 R)
• M4: 2,140,746 km (0.096 R)
• M5: 5,139,584 km (0.114 R)
• M6: 6,907,682 km (0.086 R)
• M7: 7,531,954 km (0.061 R)
• M8: 9,151,650 km (0.078 R)
• M9: 11,350,140 km (0.117 R)
• M10: 13,197,375 km (0.112 R)
• M11: 13,740,265 km (0.099 R)
• M12: 18,048,983 km (0.089 R)
• M13: 28,529,062 km (0.097 R)
• M14: 29,436,373 km (0.078 R)
• M15: 34,645,670 km (0.084 R)
• M16: 46,065,822 km (0.117 R)
• M17: 46,375,639 km (0.102 R)
• M18: 52,026,699 km (0.045 R)
• M19: 52,531,292 km (0.049 R)
• M20: 55,979,972 km (0.084 R)
• M21: 61,618,765 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.9

Radius: 5.7

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.39 AU - 9.79 AU

Year: 14857 Days

Day: 19.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 50,313,722 km

• M1: 70,909 km (0.114 R)
• M2: 388,954 km (0.091 R)
• M3: 635,641 km (0.088 R)
• M4: 855,999 km (0.118 R)
• M5: 1,059,751 km (0.116 R)
• M6: 1,334,712 km (0.074 R)
• M7: 1,686,566 km (0.104 R)
• M8: 2,225,119 km (0.111 R)
• M9: 2,720,437 km (0.045 R)
• M10: 2,960,542 km (0.094 R)
• M11: 4,149,695 km (0.118 R)
• M12: 4,618,834 km (0.057 R)
• M13: 4,929,549 km (0.109 R)
• M14: 5,909,864 km (0.099 R)
• M15: 9,873,908 km (0.115 R)
• M16: 10,654,211 km (0.097 R)
• M17: 11,644,100 km (0.111 R)
• M18: 12,693,828 km (0.061 R)
• M19: 13,741,911 km (0.119 R)
• M20: 19,535,986 km (0.102 R)
• M21: 21,866,122 km (0.099 R)
• M22: 22,741,270 km (0.112 R)
• M23: 36,332,835 km (0.087 R)
• M24: 41,007,768 km (0.116 R)
• M25: 41,668,692 km (0.103 R)
• M26: 41,935,126 km (0.108 R)
• M27: 44,107,137 km (0.09 R)
• M28: 44,661,547 km (0.042 R)
• M29: 46,068,066 km (0.049 R)
• M30: 47,940,433 km (0.09 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 11,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit