🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.1

Radius: 9.9

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.63 AU - 0.83 AU

Year: 431 Days

Day: 13.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,038,484 km

• M1: 123,119 km (0.114 R)
• M2: 486,791 km (0.067 R)
• M3: 826,827 km (0.058 R)
• M4: 1,263,653 km (0.105 R)
• M5: 1,796,371 km (0.104 R)
• M6: 2,191,459 km (0.12 R)
• M7: 2,823,061 km (0.068 R)
• M8: 3,434,169 km (0.092 R)
• M9: 3,831,052 km (0.089 R)
• M10: 4,159,270 km (0.076 R)
• M11: 4,671,792 km (0.109 R)
• M12: 5,308,630 km (0.115 R)
• M13: 6,074,870 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.1

Radius: 12.9

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.9 AU - 0.96 AU

Year: 619 Days

Day: 5.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,038,484 km

• M1: 168,746 km (0.114 R)
• M2: 740,509 km (0.116 R)
• M3: 1,417,440 km (0.057 R)
• M4: 2,118,455 km (0.094 R)
• M5: 2,671,220 km (0.076 R)
• M6: 3,208,426 km (0.072 R)
• M7: 3,942,353 km (0.032 R)
• M8: 4,850,113 km (0.06 R)
• M9: 5,636,848 km (0.118 R)
• M10: 6,667,128 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.9

Radius: 13.2

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.44 AU - 1.84 AU

Year: 1450 Days

Day: 10.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,038,484 km

• M1: 164,109 km (0.116 R)
• M2: 821,442 km (0.072 R)
• M3: 1,245,701 km (0.03 R)
• M4: 1,722,171 km (0.051 R)
• M5: 2,297,375 km (0.108 R)
• M6: 3,788,566 km (0.062 R)
• M7: 4,270,122 km (0.108 R)
• M8: 4,893,795 km (0.119 R)
• M9: 5,422,624 km (0.102 R)
• M10: 6,013,236 km (0.039 R)
• M11: 7,377,569 km (0.108 R)
• M12: 7,790,908 km (0.118 R)
• M13: 8,454,972 km (0.096 R)
• M14: 10,096,211 km (0.092 R)
• M15: 10,780,920 km (0.111 R)
• M16: 11,717,104 km (0.047 R)
• M17: 12,667,798 km (0.102 R)
• M18: 13,343,232 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.4

Radius: 11.5

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.45 AU - 5.83 AU

Year: 8044 Days

Day: 13.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,038,484 km

• M1: 143,764 km (0.07 R)
• M2: 833,859 km (0.088 R)
• M3: 2,553,187 km (0.118 R)
• M4: 3,187,033 km (0.118 R)
• M5: 4,175,725 km (0.091 R)
• M6: 7,649,388 km (0.116 R)
• M7: 9,865,830 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.1

Radius: 6.1

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.81 AU - 8.21 AU

Year: 14206 Days

Day: 21.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,038,484 km

• M1: 75,996 km (0.087 R)
• M2: 346,917 km (0.069 R)
• M3: 603,627 km (0.096 R)
• M4: 936,483 km (0.075 R)
• M5: 1,764,208 km (0.101 R)
• M6: 2,604,649 km (0.064 R)
• M7: 3,296,838 km (0.084 R)
• M8: 4,024,183 km (0.073 R)
• M9: 4,823,035 km (0.096 R)
• M10: 5,999,623 km (0.095 R)
• M11: 6,468,014 km (0.113 R)
• M12: 7,195,957 km (0.057 R)
• M13: 8,499,104 km (0.038 R)
• M14: 8,951,039 km (0.075 R)
• M15: 10,403,335 km (0.115 R)
• M16: 10,973,153 km (0.069 R)
• M17: 11,894,377 km (0.07 R)
• M18: 12,345,265 km (0.092 R)
• M19: 13,827,930 km (0.08 R)
• M20: 15,491,907 km (0.085 R)
• M21: 16,719,058 km (0.077 R)
• M22: 16,929,841 km (0.116 R)
• M23: 19,365,594 km (0.11 R)
• M24: 22,534,077 km (0.027 R)
• M25: 22,963,722 km (0.092 R)
• M26: 24,737,205 km (0.08 R)
• M27: 25,378,980 km (0.118 R)
• M28: 26,983,566 km (0.106 R)
• M29: 27,370,726 km (0.082 R)
• M30: 30,917,841 km (0.102 R)
• M31: 31,877,212 km (0.118 R)
• M32: 38,418,229 km (0.052 R)
• M33: 40,529,504 km (0.095 R)
• M34: 41,037,239 km (0.06 R)
• M35: 42,455,577 km (0.116 R)
• M36: 44,846,300 km (0.099 R)
• M37: 45,389,490 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453

Radius: 6.2

Gravity: 11.78 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.05 AU - 8.33 AU

Year: 14720 Days

Day: 24.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 66.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,038,484 km

• M1: 77,342 km (0.067 R)
• M2: 356,492 km (0.118 R)
• M3: 576,849 km (0.115 R)
• M4: 1,366,128 km (0.119 R)
• M5: 1,593,068 km (0.067 R)
• M6: 2,331,782 km (0.082 R)
• M7: 2,854,926 km (0.073 R)
• M8: 3,156,515 km (0.082 R)
• M9: 3,608,899 km (0.081 R)
• M10: 6,271,442 km (0.031 R)
• M11: 6,503,618 km (0.077 R)
• M12: 9,252,180 km (0.092 R)
• M13: 12,265,230 km (0.061 R)
• M14: 12,937,673 km (0.11 R)
• M15: 13,570,023 km (0.068 R)
• M16: 14,422,581 km (0.108 R)
• M17: 15,310,444 km (0.097 R)
• M18: 17,269,877 km (0.082 R)
• M19: 22,210,646 km (0.079 R)
• M20: 25,684,608 km (0.029 R)
• M21: 27,190,460 km (0.106 R)
• M22: 30,931,454 km (0.048 R)
• M23: 32,289,204 km (0.072 R)
• M24: 35,856,515 km (0.075 R)
• M25: 39,677,843 km (0.09 R)
• M26: 40,740,886 km (0.097 R)
• M27: 46,635,042 km (0.118 R)
• M28: 49,022,175 km (0.088 R)
• M29: 51,489,493 km (0.073 R)
• M30: 52,753,744 km (0.114 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: 176 - 18,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit