🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 8.9

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.01 AU - 1.57 AU

Year: 946 Days

Day: 14.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,322,453 km

• M1: 110,702 km (0.095 R)
• M2: 408,103 km (0.114 R)
• M3: 758,611 km (0.115 R)
• M4: 1,284,447 km (0.053 R)
• M5: 1,613,862 km (0.079 R)
• M6: 2,225,418 km (0.116 R)
• M7: 2,602,255 km (0.076 R)
• M8: 2,909,379 km (0.045 R)
• M9: 3,512,857 km (0.076 R)
• M10: 3,949,833 km (0.085 R)
• M11: 4,373,793 km (0.081 R)
• M12: 5,257,318 km (0.077 R)
• M13: 5,538,712 km (0.11 R)
• M14: 5,989,749 km (0.075 R)
• M15: 6,701,237 km (0.073 R)
• M16: 8,142,163 km (0.102 R)
• M17: 8,494,167 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.4

Radius: 10.2

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.24 AU - 2.04 AU

Year: 1356 Days

Day: 10.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,322,453 km

• M1: 126,859 km (0.083 R)
• M2: 658,829 km (0.09 R)
• M3: 1,629,570 km (0.11 R)
• M4: 2,598,216 km (0.105 R)
• M5: 3,108,045 km (0.104 R)
• M6: 3,525,423 km (0.094 R)
• M7: 4,275,208 km (0.049 R)
• M8: 4,678,823 km (0.052 R)
• M9: 6,203,824 km (0.086 R)
• M10: 6,918,004 km (0.09 R)
• M11: 7,244,127 km (0.087 R)
• M12: 9,061,741 km (0.118 R)
• M13: 9,391,904 km (0.116 R)
• M14: 9,823,643 km (0.101 R)
• M15: 10,172,206 km (0.097 R)
• M16: 10,860,656 km (0.053 R)
• M17: 11,791,005 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885

Radius: 9.9

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.17 AU - 3.47 AU

Year: 3906 Days

Day: 6.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,322,453 km

• M1: 123,119 km (0.066 R)
• M2: 663,766 km (0.114 R)
• M3: 1,243,757 km (0.053 R)
• M4: 1,695,692 km (0.067 R)
• M5: 2,791,197 km (0.058 R)
• M6: 3,118,368 km (0.073 R)
• M7: 3,636,425 km (0.025 R)
• M8: 5,212,439 km (0.103 R)
• M9: 5,541,853 km (0.106 R)
• M10: 5,914,352 km (0.093 R)
• M11: 6,334,423 km (0.107 R)
• M12: 6,646,484 km (0.052 R)
• M13: 7,403,449 km (0.075 R)
• M14: 7,714,912 km (0.053 R)
• M15: 8,071,254 km (0.081 R)
• M16: 10,445,971 km (0.095 R)
• M17: 11,933,572 km (0.08 R)
• M18: 16,939,116 km (0.083 R)
• M19: 18,664,728 km (0.045 R)
• M20: 19,308,448 km (0.049 R)
• M21: 20,301,628 km (0.066 R)
• M22: 23,560,318 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.6

Radius: 14.8

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.91 AU - 3.89 AU

Year: 4048 Days

Day: 9.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,322,453 km

• M1: 193,580 km (0.101 R)
• M2: 1,614,909 km (0.104 R)
• M3: 2,555,730 km (0.108 R)
• M4: 3,381,061 km (0.11 R)
• M5: 4,025,828 km (0.069 R)
• M6: 4,521,147 km (0.055 R)
• M7: 6,872,077 km (0.072 R)
• M8: 7,350,940 km (0.083 R)
• M9: 8,566,722 km (0.086 R)
• M10: 9,223,158 km (0.101 R)
• M11: 11,011,750 km (0.11 R)
• M12: 12,979,710 km (0.034 R)
• M13: 13,980,220 km (0.111 R)
• M14: 14,798,820 km (0.115 R)
• M15: 17,447,001 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 9.8

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.97 AU - 4.95 AU

Year: 6082 Days

Day: 9.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,322,453 km

• M1: 121,922 km (0.113 R)
• M2: 457,021 km (0.085 R)
• M3: 851,361 km (0.069 R)
• M4: 1,355,506 km (0.11 R)
• M5: 2,102,598 km (0.057 R)
• M6: 2,754,994 km (0.038 R)
• M7: 3,574,940 km (0.084 R)
• M8: 4,052,457 km (0.104 R)
• M9: 4,415,980 km (0.116 R)
• M10: 4,801,344 km (0.029 R)
• M11: 5,283,498 km (0.094 R)
• M12: 5,931,256 km (0.112 R)
• M13: 6,718,590 km (0.069 R)
• M14: 7,291,400 km (0.062 R)
• M15: 8,094,442 km (0.085 R)
• M16: 9,134,596 km (0.091 R)
• M17: 9,612,112 km (0.053 R)
• M18: 10,106,084 km (0.029 R)
• M19: 12,971,631 km (0.119 R)
• M20: 13,955,985 km (0.064 R)
• M21: 14,294,974 km (0.112 R)
• M22: 16,824,076 km (0.075 R)
• M23: 18,280,561 km (0.098 R)
• M24: 20,620,271 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.6

Radius: 4.1

Gravity: 24.37 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.41 AU - 11.23 AU

Year: 22980 Days

Day: 16.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,322,453 km

• M1: 51,013 km (0.115 R)
• M2: 322,982 km (0.057 R)
• M3: 564,134 km (0.098 R)
• M4: 1,135,897 km (0.1 R)
• M5: 1,373,608 km (0.11 R)
• M6: 1,544,598 km (0.095 R)
• M7: 1,694,944 km (0.101 R)
• M8: 2,861,957 km (0.091 R)
• M9: 3,063,914 km (0.063 R)
• M10: 3,248,219 km (0.067 R)
• M11: 3,727,081 km (0.094 R)
• M12: 4,187,394 km (0.051 R)
• M13: 5,037,260 km (0.081 R)
• M14: 6,497,335 km (0.053 R)
• M15: 7,207,925 km (0.117 R)
• M16: 9,931,653 km (0.062 R)
• M17: 10,572,082 km (0.086 R)
• M18: 11,363,903 km (0.056 R)
• M19: 11,934,769 km (0.096 R)
• M20: 12,325,817 km (0.095 R)
• M21: 12,591,204 km (0.085 R)
• M22: 15,767,167 km (0.112 R)
• M23: 18,386,027 km (0.068 R)
• M24: 20,162,053 km (0.114 R)
• M25: 26,170,502 km (0.099 R)
• M26: 26,829,929 km (0.105 R)
• M27: 27,275,581 km (0.045 R)
• M28: 31,758,730 km (0.104 R)
• M29: 33,784,734 km (0.097 R)
• M30: 36,982,688 km (0.12 R)
• M31: 37,257,948 km (0.12 R)
• M32: 37,952,082 km (0.069 R)
• M33: 42,751,182 km (0.066 R)
• M34: 45,689,583 km (0.108 R)
• M35: 47,288,934 km (0.108 R)
• M36: 50,429,891 km (0.116 R)
• M37: 63,395,688 km (0.034 R)
• M38: 63,790,028 km (0.064 R)
• M39: 69,691,963 km (0.078 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: 462 - 18,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit