🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988

Radius: 10

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.18 AU - 1.32 AU

Year: 889 Days

Day: 10.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,305,773 km

• M1: 124,316 km (0.068 R)
• M2: 514,467 km (0.077 R)
• M3: 1,013,974 km (0.027 R)
• M4: 1,489,097 km (0.093 R)
• M5: 2,567,847 km (0.047 R)
• M6: 3,231,015 km (0.104 R)
• M7: 3,796,345 km (0.104 R)
• M8: 4,639,479 km (0.088 R)
• M9: 5,105,626 km (0.102 R)
• M10: 5,460,322 km (0.093 R)
• M11: 6,647,681 km (0.066 R)
• M12: 7,639,215 km (0.101 R)
• M13: 9,763,355 km (0.096 R)
• M14: 10,280,665 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.3

Radius: 13.4

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.81 AU - 5.23 AU

Year: 6110 Days

Day: 7.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,305,773 km

• M1: 166,951 km (0.087 R)
• M2: 612,902 km (0.098 R)
• M3: 1,820,307 km (0.097 R)
• M4: 3,445,239 km (0.05 R)
• M5: 4,021,191 km (0.117 R)
• M6: 4,527,729 km (0.1 R)
• M7: 5,338,250 km (0.063 R)
• M8: 5,920,336 km (0.106 R)
• M9: 6,342,800 km (0.119 R)
• M10: 7,103,954 km (0.088 R)
• M11: 7,771,161 km (0.113 R)
• M12: 8,239,103 km (0.115 R)
• M13: 9,667,912 km (0.084 R)
• M14: 10,302,207 km (0.12 R)
• M15: 11,856,529 km (0.081 R)
• M16: 13,842,740 km (0.037 R)
• M17: 14,590,580 km (0.092 R)
• M18: 19,089,885 km (0.077 R)
• M19: 20,016,943 km (0.113 R)
• M20: 20,973,771 km (0.119 R)
• M21: 22,348,576 km (0.114 R)
• M22: 24,522,233 km (0.064 R)
• M23: 25,277,253 km (0.071 R)
• M24: 25,789,027 km (0.069 R)
• M25: 27,996,793 km (0.087 R)
• M26: 31,002,962 km (0.092 R)
• M27: 31,984,922 km (0.066 R)
• M28: 34,322,090 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.4

Radius: 8.6

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.1 AU - 6.8 AU

Year: 8090 Days

Day: 13.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,305,773 km

• M1: 109,954 km (0.106 R)
• M2: 804,687 km (0.07 R)
• M3: 1,230,143 km (0.103 R)
• M4: 1,972,747 km (0.092 R)
• M5: 2,387,283 km (0.064 R)
• M6: 2,715,201 km (0.099 R)
• M7: 3,559,083 km (0.112 R)
• M8: 3,884,907 km (0.099 R)
• M9: 7,495,901 km (0.102 R)
• M10: 7,782,081 km (0.106 R)
• M11: 10,192,851 km (0.111 R)
• M12: 10,749,355 km (0.1 R)
• M13: 11,812,846 km (0.093 R)
• M14: 12,944,853 km (0.067 R)
• M15: 14,904,286 km (0.106 R)
• M16: 16,224,637 km (0.081 R)
• M17: 17,549,775 km (0.08 R)
• M18: 18,202,022 km (0.071 R)
• M19: 20,572,699 km (0.041 R)
• M20: 21,956,479 km (0.062 R)
• M21: 28,907,844 km (0.079 R)
• M22: 29,309,664 km (0.102 R)
• M23: 30,537,713 km (0.096 R)
• M24: 41,114,432 km (0.09 R)
• M25: 42,006,783 km (0.052 R)
• M26: 43,434,994 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.2

Radius: 6.8

Gravity: 20.42 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.31 AU - 7.89 AU

Year: 12029 Days

Day: 21 Hours

Environment

Temp: -232 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,305,773 km

• M1: 84,523 km (0.089 R)
• M2: 365,168 km (0.1 R)
• M3: 1,193,193 km (0.107 R)
• M4: 2,390,574 km (0.082 R)
• M5: 2,623,797 km (0.103 R)
• M6: 2,895,616 km (0.079 R)
• M7: 3,469,623 km (0.11 R)
• M8: 4,057,393 km (0.101 R)
• M9: 6,582,606 km (0.114 R)
• M10: 10,108,777 km (0.046 R)
• M11: 13,559,551 km (0.095 R)
• M12: 18,124,680 km (0.109 R)
• M13: 22,949,959 km (0.057 R)
• M14: 24,105,902 km (0.086 R)
• M15: 39,896,855 km (0.081 R)
• M16: 43,424,372 km (0.114 R)
• M17: 49,491,763 km (0.094 R)
• M18: 50,287,773 km (0.092 R)
• M19: 51,905,375 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.2

Radius: 6.6

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.67 AU - 10.67 AU

Year: 16232 Days

Day: 19.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,305,773 km

• M1: 86,168 km (0.033 R)
• M2: 432,787 km (0.116 R)
• M3: 806,781 km (0.117 R)
• M4: 1,122,582 km (0.102 R)
• M5: 1,329,177 km (0.119 R)
• M6: 2,630,529 km (0.111 R)
• M7: 3,504,330 km (0.107 R)
• M8: 3,979,902 km (0.068 R)
• M9: 4,204,747 km (0.065 R)
• M10: 4,649,203 km (0.083 R)
• M11: 5,391,208 km (0.087 R)
• M12: 5,737,228 km (0.074 R)
• M13: 7,026,163 km (0.045 R)
• M14: 11,688,979 km (0.113 R)
• M15: 15,878,767 km (0.106 R)
• M16: 16,303,176 km (0.098 R)
• M17: 16,807,770 km (0.082 R)
• M18: 17,248,485 km (0.088 R)
• M19: 18,852,174 km (0.073 R)
• M20: 20,303,573 km (0.058 R)
• M21: 20,635,979 km (0.101 R)
• M22: 21,741,507 km (0.104 R)
• M23: 22,002,107 km (0.097 R)
• M24: 24,069,849 km (0.058 R)
• M25: 24,442,198 km (0.059 R)
• M26: 24,912,982 km (0.112 R)
• M27: 27,662,441 km (0.116 R)
• M28: 28,795,645 km (0.084 R)
• M29: 30,935,044 km (0.12 R)
• M30: 32,155,614 km (0.112 R)
• M31: 39,127,024 km (0.109 R)
• M32: 40,685,086 km (0.119 R)
• M33: 42,962,713 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.8

Radius: 4.6

Gravity: 19.51 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.06 AU - 9.4 AU

Year: 16400 Days

Day: 22.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,305,773 km

• M1: 93,050 km (0.073 R)
• M2: 1,345,633 km (0.114 R)
• M3: 2,552,439 km (0.086 R)
• M4: 5,081,092 km (0.119 R)
• M5: 7,875,281 km (0.091 R)
• M6: 13,592,911 km (0.091 R)
• M7: 17,510,431 km (0.072 R)
• M8: 22,119,242 km (0.057 R)
• M9: 23,597,718 km (0.114 R)
• M10: 25,338,439 km (0.062 R)
• M11: 26,443,219 km (0.046 R)
• M12: 27,895,365 km (0.108 R)
• M13: 31,412,561 km (0.063 R)
• M14: 35,834,375 km (0.103 R)
• M15: 36,588,498 km (0.079 R)
• M16: 37,610,251 km (0.107 R)
• M17: 40,518,134 km (0.098 R)
• M18: 41,611,545 km (0.1 R)
• M19: 46,925,561 km (0.063 R)
• M20: 55,299,302 km (0.075 R)
• M21: 55,968,902 km (0.047 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 17,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit