🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.3

Radius: 12.8

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.86 AU - 0.94 AU

Year: 579 Days

Day: 9.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,862,222 km

• M1: 159,471 km (0.079 R)
• M2: 609,761 km (0.107 R)
• M3: 1,384,827 km (0.078 R)
• M4: 2,170,216 km (0.073 R)
• M5: 2,674,660 km (0.106 R)
• M6: 3,289,807 km (0.086 R)
• M7: 4,138,475 km (0.088 R)
• M8: 5,068,376 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 8.8

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.94 AU - 1.06 AU

Year: 678 Days

Day: 9.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,862,222 km

• M1: 109,506 km (0.032 R)
• M2: 383,270 km (0.075 R)
• M3: 842,685 km (0.107 R)
• M4: 1,273,826 km (0.115 R)
• M5: 1,889,571 km (0.117 R)
• M6: 2,184,727 km (0.061 R)
• M7: 2,510,851 km (0.052 R)
• M8: 3,854,988 km (0.052 R)
• M9: 4,259,051 km (0.074 R)
• M10: 4,803,737 km (0.116 R)
• M11: 5,084,682 km (0.085 R)
• M12: 5,589,425 km (0.079 R)
• M13: 5,956,688 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.2

Radius: 13.1

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.29 AU - 1.41 AU

Year: 1064 Days

Day: 13.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,862,222 km

• M1: 162,912 km (0.057 R)
• M2: 574,755 km (0.09 R)
• M3: 1,183,469 km (0.112 R)
• M4: 1,690,157 km (0.108 R)
• M5: 2,242,173 km (0.107 R)
• M6: 3,087,401 km (0.099 R)
• M7: 3,592,294 km (0.087 R)
• M8: 4,271,019 km (0.072 R)
• M9: 5,367,572 km (0.085 R)
• M10: 5,800,358 km (0.106 R)
• M11: 6,459,636 km (0.044 R)
• M12: 8,825,377 km (0.116 R)
• M13: 10,312,380 km (0.107 R)

Asteroid Belt

Center: 4.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.1

Radius: 4.3

Gravity: 23.86 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.67 AU - 8.25 AU

Year: 12454 Days

Day: 19.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,862,222 km

• M1: 53,706 km (0.117 R)
• M2: 231,727 km (0.096 R)
• M3: 484,099 km (0.115 R)
• M4: 723,455 km (0.099 R)
• M5: 1,037,910 km (0.066 R)
• M6: 1,384,827 km (0.101 R)
• M7: 1,592,469 km (0.119 R)
• M8: 1,773,333 km (0.077 R)
• M9: 1,984,715 km (0.073 R)
• M10: 3,025,467 km (0.096 R)
• M11: 3,256,446 km (0.105 R)
• M12: 4,711,884 km (0.068 R)
• M13: 5,182,669 km (0.103 R)
• M14: 5,649,713 km (0.111 R)
• M15: 6,290,740 km (0.1 R)
• M16: 7,382,206 km (0.078 R)
• M17: 8,503,442 km (0.1 R)
• M18: 9,199,521 km (0.06 R)
• M19: 9,488,395 km (0.105 R)
• M20: 9,932,850 km (0.096 R)
• M21: 20,244,182 km (0.071 R)
• M22: 23,116,461 km (0.064 R)
• M23: 26,732,242 km (0.118 R)
• M24: 27,221,577 km (0.04 R)
• M25: 28,724,886 km (0.095 R)
• M26: 33,003,085 km (0.05 R)
• M27: 33,906,806 km (0.077 R)
• M28: 35,881,648 km (0.042 R)
• M29: 38,178,125 km (0.12 R)
• M30: 39,677,993 km (0.103 R)
• M31: 39,931,711 km (0.114 R)
• M32: 42,000,649 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.1

Radius: 7.1

Gravity: 15.67 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.11 AU - 8.33 AU

Year: 15984 Days

Day: 16.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,862,222 km

• M1: 88,412 km (0.099 R)
• M2: 443,707 km (0.112 R)
• M3: 1,135,149 km (0.112 R)
• M4: 1,727,855 km (0.047 R)
• M5: 2,016,579 km (0.092 R)
• M6: 2,401,195 km (0.049 R)
• M7: 3,425,791 km (0.079 R)
• M8: 3,765,827 km (0.071 R)
• M9: 5,737,677 km (0.098 R)
• M10: 6,136,355 km (0.081 R)
• M11: 8,015,604 km (0.057 R)
• M12: 9,246,345 km (0.051 R)
• M13: 10,133,760 km (0.079 R)
• M14: 10,775,983 km (0.101 R)
• M15: 12,206,139 km (0.106 R)
• M16: 12,467,187 km (0.113 R)
• M17: 17,912,101 km (0.099 R)
• M18: 20,272,157 km (0.056 R)
• M19: 24,653,131 km (0.092 R)
• M20: 27,229,356 km (0.098 R)
• M21: 30,695,090 km (0.045 R)
• M22: 31,299,914 km (0.101 R)
• M23: 40,045,704 km (0.115 R)
• M24: 40,333,531 km (0.081 R)
• M25: 42,238,061 km (0.115 R)
• M26: 42,986,200 km (0.04 R)
• M27: 44,355,170 km (0.064 R)
• M28: 44,817,876 km (0.114 R)
• M29: 45,596,234 km (0.101 R)
• M30: 48,799,873 km (0.103 R)
• M31: 49,789,612 km (0.112 R)
• M32: 62,341,921 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.3

Radius: 7.3

Gravity: 18.64 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.33 AU - 9.15 AU

Year: 17525 Days

Day: 15.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,862,222 km

• M1: 90,806 km (0.119 R)
• M2: 384,167 km (0.083 R)
• M3: 789,428 km (0.104 R)
• M4: 1,857,258 km (0.054 R)
• M5: 2,133,714 km (0.079 R)
• M6: 2,720,736 km (0.038 R)
• M7: 3,078,874 km (0.116 R)
• M8: 3,410,532 km (0.047 R)
• M9: 5,284,844 km (0.098 R)
• M10: 6,485,666 km (0.102 R)
• M11: 7,268,811 km (0.105 R)
• M12: 8,321,382 km (0.083 R)
• M13: 9,301,547 km (0.098 R)
• M14: 13,703,165 km (0.088 R)
• M15: 14,298,116 km (0.117 R)
• M16: 15,460,042 km (0.094 R)
• M17: 20,643,609 km (0.069 R)
• M18: 21,326,523 km (0.062 R)
• M19: 23,047,497 km (0.096 R)
• M20: 29,614,694 km (0.11 R)
• M21: 34,261,652 km (0.098 R)
• M22: 35,218,480 km (0.066 R)
• M23: 38,195,478 km (0.084 R)
• M24: 40,120,055 km (0.039 R)
• M25: 42,890,308 km (0.101 R)
• M26: 49,152,475 km (0.114 R)
• M27: 52,680,741 km (0.085 R)
• M28: 54,138,123 km (0.112 R)
• M29: 56,942,784 km (0.099 R)
• M30: 59,450,643 km (0.103 R)
• M31: 63,043,235 km (0.08 R)
• M32: 68,484,110 km (0.058 R)
• M33: 71,761,201 km (0.109 R)
• M34: 77,920,744 km (0.084 R)
• M35: 78,390,481 km (0.1 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 15,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit