🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.6

Radius: 8.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.13 AU - 1.79 AU

Year: 1157 Days

Day: 13.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,490,829 km

• M1: 106,962 km (0.105 R)
• M2: 421,118 km (0.111 R)
• M3: 789,877 km (0.079 R)
• M4: 1,508,395 km (0.051 R)
• M5: 1,883,288 km (0.095 R)
• M6: 2,909,080 km (0.098 R)
• M7: 3,815,494 km (0.109 R)
• M8: 5,454,039 km (0.12 R)
• M9: 5,786,894 km (0.036 R)
• M10: 6,195,895 km (0.1 R)
• M11: 6,845,449 km (0.101 R)
• M12: 7,904,003 km (0.069 R)
• M13: 8,906,309 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.1

Radius: 13.1

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.32 AU - 5.42 AU

Year: 5993 Days

Day: 13.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 60,490,829 km

• M1: 163,062 km (0.062 R)
• M2: 631,004 km (0.113 R)
• M3: 4,865,820 km (0.109 R)
• M4: 7,859,274 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.5

Radius: 12.8

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.18 AU - 6.08 AU

Year: 8763 Days

Day: 13.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,490,829 km

• M1: 159,322 km (0.114 R)
• M2: 716,723 km (0.116 R)
• M3: 1,202,168 km (0.087 R)
• M4: 1,651,560 km (0.118 R)
• M5: 3,170,428 km (0.036 R)
• M6: 4,021,640 km (0.087 R)
• M7: 5,924,674 km (0.059 R)
• M8: 9,250,384 km (0.043 R)
• M9: 10,296,522 km (0.118 R)
• M10: 10,715,247 km (0.06 R)
• M11: 12,155,276 km (0.12 R)
• M12: 13,042,840 km (0.075 R)
• M13: 13,846,480 km (0.11 R)
• M14: 17,395,390 km (0.102 R)
• M15: 24,526,421 km (0.085 R)
• M16: 28,525,920 km (0.11 R)
• M17: 29,145,555 km (0.117 R)
• M18: 29,774,165 km (0.058 R)
• M19: 30,519,013 km (0.094 R)
• M20: 33,508,577 km (0.066 R)
• M21: 37,053,597 km (0.097 R)
• M22: 44,740,983 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.6

Radius: 13.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.54 AU - 6.86 AU

Year: 8927 Days

Day: 8.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,490,829 km

• M1: 171,738 km (0.116 R)
• M2: 622,776 km (0.113 R)
• M3: 1,101,190 km (0.079 R)
• M4: 1,694,196 km (0.113 R)
• M5: 2,733,751 km (0.117 R)
• M6: 3,478,001 km (0.031 R)
• M7: 4,402,516 km (0.072 R)
• M8: 4,883,622 km (0.074 R)
• M9: 5,686,365 km (0.107 R)
• M10: 6,384,089 km (0.098 R)
• M11: 8,552,361 km (0.031 R)
• M12: 9,635,748 km (0.097 R)
• M13: 11,082,061 km (0.098 R)
• M14: 13,333,359 km (0.096 R)
• M15: 16,952,132 km (0.063 R)
• M16: 18,013,828 km (0.087 R)
• M17: 18,986,962 km (0.102 R)
• M18: 23,460,686 km (0.107 R)
• M19: 25,576,898 km (0.12 R)
• M20: 27,647,182 km (0.087 R)
• M21: 28,941,802 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.9

Radius: 6.1

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.64 AU - 10.38 AU

Year: 19239 Days

Day: 16.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,490,829 km

• M1: 76,145 km (0.08 R)
• M2: 509,979 km (0.104 R)
• M3: 740,809 km (0.033 R)
• M4: 1,519,466 km (0.066 R)
• M5: 1,923,978 km (0.033 R)
• M6: 4,059,637 km (0.099 R)
• M7: 4,288,971 km (0.114 R)
• M8: 4,496,613 km (0.062 R)
• M9: 4,868,214 km (0.102 R)
• M10: 5,463,763 km (0.119 R)
• M11: 7,082,113 km (0.063 R)
• M12: 10,680,091 km (0.084 R)
• M13: 12,503,988 km (0.101 R)
• M14: 14,927,923 km (0.105 R)
• M15: 16,465,639 km (0.114 R)
• M16: 18,337,707 km (0.117 R)
• M17: 21,534,464 km (0.081 R)
• M18: 25,759,706 km (0.108 R)
• M19: 27,757,586 km (0.114 R)
• M20: 28,376,622 km (0.093 R)
• M21: 38,160,622 km (0.085 R)
• M22: 45,989,826 km (0.031 R)
• M23: 49,822,374 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.1

Radius: 6.5

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 8.21 AU - 13.11 AU

Year: 22832 Days

Day: 19.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,490,829 km

• M1: 97,388 km (0.108 R)
• M2: 337,642 km (0.068 R)
• M3: 926,460 km (0.112 R)
• M4: 1,378,694 km (0.08 R)
• M5: 1,933,253 km (0.107 R)
• M6: 2,829,494 km (0.117 R)
• M7: 3,609,497 km (0.104 R)
• M8: 4,620,779 km (0.106 R)
• M9: 5,440,127 km (0.102 R)
• M10: 6,761,674 km (0.108 R)
• M11: 7,541,827 km (0.108 R)
• M12: 7,953,670 km (0.099 R)
• M13: 8,624,018 km (0.07 R)
• M14: 8,872,351 km (0.097 R)
• M15: 9,331,466 km (0.098 R)
• M16: 10,131,516 km (0.058 R)
• M17: 10,464,072 km (0.061 R)
• M18: 11,806,713 km (0.069 R)
• M19: 12,113,089 km (0.026 R)
• M20: 13,392,151 km (0.091 R)
• M21: 20,273,204 km (0.055 R)
• M22: 22,255,077 km (0.074 R)
• M23: 27,338,861 km (0.077 R)
• M24: 29,865,270 km (0.04 R)
• M25: 31,010,741 km (0.072 R)
• M26: 32,185,234 km (0.073 R)
• M27: 39,043,548 km (0.11 R)
• M28: 50,899,628 km (0.116 R)
• M29: 51,548,434 km (0.062 R)
• M30: 54,536,203 km (0.108 R)
• M31: 56,417,695 km (0.094 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 16,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit