🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.6

Radius: 12.6

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.69 AU - 0.73 AU

Year: 413 Days

Day: 6.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,303,174 km

• M1: 156,629 km (0.08 R)
• M2: 556,055 km (0.054 R)
• M3: 1,082,191 km (0.079 R)
• M4: 1,593,666 km (0.105 R)
• M5: 2,032,137 km (0.093 R)
• M6: 2,526,409 km (0.102 R)
• M7: 3,100,565 km (0.112 R)
• M8: 3,682,950 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.1

Radius: 8.3

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.26 AU - 1.5 AU

Year: 1119 Days

Day: 10.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,303,174 km

• M1: 103,372 km (0.08 R)
• M2: 622,926 km (0.103 R)
• M3: 886,667 km (0.058 R)
• M4: 1,318,256 km (0.036 R)
• M5: 1,912,908 km (0.115 R)
• M6: 2,209,112 km (0.118 R)
• M7: 2,513,095 km (0.058 R)
• M8: 2,771,450 km (0.098 R)
• M9: 3,328,702 km (0.102 R)
• M10: 3,715,263 km (0.044 R)
• M11: 4,005,184 km (0.036 R)
• M12: 4,476,866 km (0.072 R)
• M13: 5,262,703 km (0.106 R)
• M14: 5,728,551 km (0.094 R)
• M15: 6,242,719 km (0.038 R)
• M16: 7,410,630 km (0.115 R)
• M17: 9,259,809 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.5

Radius: 10

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.57 AU - 2.77 AU

Year: 3011 Days

Day: 9.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,303,174 km

• M1: 125,213 km (0.105 R)
• M2: 452,982 km (0.096 R)
• M3: 952,938 km (0.118 R)
• M4: 1,296,116 km (0.081 R)
• M5: 1,861,446 km (0.098 R)
• M6: 2,175,452 km (0.118 R)
• M7: 3,146,642 km (0.099 R)
• M8: 5,137,041 km (0.065 R)
• M9: 7,504,128 km (0.102 R)
• M10: 8,210,530 km (0.079 R)
• M11: 8,614,145 km (0.065 R)
• M12: 9,137,438 km (0.066 R)
• M13: 9,461,467 km (0.106 R)
• M14: 10,440,884 km (0.076 R)
• M15: 11,035,985 km (0.111 R)
• M16: 11,486,573 km (0.086 R)
• M17: 13,505,397 km (0.061 R)
• M18: 15,801,574 km (0.049 R)
• M19: 16,639,472 km (0.111 R)
• M20: 17,123,571 km (0.119 R)
• M21: 18,289,836 km (0.034 R)
• M22: 19,154,661 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12

Radius: 14

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.31 AU - 3.37 AU

Year: 4213 Days

Day: 7.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 51,303,174 km

• M1: 185,950 km (0.086 R)
• M2: 630,705 km (0.071 R)
• M3: 1,236,576 km (0.06 R)
• M4: 2,082,552 km (0.097 R)
• M5: 2,720,587 km (0.099 R)
• M6: 5,000,010 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.6

Radius: 13.2

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.4 AU - 3.72 AU

Year: 4636 Days

Day: 10.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,303,174 km

• M1: 164,258 km (0.084 R)
• M2: 648,806 km (0.064 R)
• M3: 1,108,520 km (0.097 R)
• M4: 1,728,903 km (0.09 R)
• M5: 2,280,919 km (0.067 R)
• M6: 2,875,271 km (0.093 R)
• M7: 3,341,268 km (0.085 R)
• M8: 3,790,511 km (0.076 R)
• M9: 4,629,905 km (0.12 R)
• M10: 5,473,636 km (0.063 R)
• M11: 6,645,137 km (0.117 R)
• M12: 7,431,723 km (0.031 R)
• M13: 11,496,447 km (0.11 R)
• M14: 12,886,660 km (0.111 R)
• M15: 16,726,239 km (0.09 R)
• M16: 17,348,715 km (0.117 R)
• M17: 18,311,527 km (0.097 R)
• M18: 19,925,688 km (0.04 R)
• M19: 21,487,041 km (0.099 R)
• M20: 22,975,839 km (0.119 R)
• M21: 23,745,670 km (0.092 R)
• M22: 28,553,746 km (0.091 R)
• M23: 30,905,873 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.6

Radius: 4.3

Gravity: 48.11 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.5 AU - 6.16 AU

Year: 9717 Days

Day: 17.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,303,174 km

• M1: 53,406 km (0.057 R)
• M2: 213,027 km (0.118 R)
• M3: 693,386 km (0.089 R)
• M4: 1,154,596 km (0.12 R)
• M5: 1,382,584 km (0.085 R)
• M6: 1,912,010 km (0.076 R)
• M7: 2,346,293 km (0.099 R)
• M8: 2,628,435 km (0.071 R)
• M9: 3,987,681 km (0.039 R)
• M10: 4,389,501 km (0.097 R)
• M11: 4,661,619 km (0.107 R)
• M12: 7,554,543 km (0.079 R)
• M13: 11,290,301 km (0.098 R)
• M14: 12,091,248 km (0.061 R)
• M15: 13,741,761 km (0.046 R)
• M16: 16,168,089 km (0.094 R)
• M17: 18,473,991 km (0.106 R)
• M18: 19,102,751 km (0.071 R)
• M19: 19,827,103 km (0.085 R)
• M20: 23,178,245 km (0.116 R)
• M21: 25,610,557 km (0.084 R)
• M22: 25,999,212 km (0.071 R)
• M23: 28,518,141 km (0.043 R)
• M24: 29,569,665 km (0.09 R)
• M25: 33,338,185 km (0.12 R)
• M26: 33,801,489 km (0.116 R)
• M27: 34,269,132 km (0.093 R)
• M28: 39,442,675 km (0.067 R)
• M29: 40,746,870 km (0.098 R)
• M30: 42,214,425 km (0.091 R)
• M31: 42,484,898 km (0.084 R)
• M32: 45,254,403 km (0.071 R)
• M33: 45,537,741 km (0.077 R)
• M34: 45,679,859 km (0.098 R)
• M35: 48,141,792 km (0.049 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 11,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit