🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.4

Radius: 14.5

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.43 AU - 0.61 AU

Year: 254 Days

Day: 11.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,300,179 km

• M1: 180,864 km (0.109 R)
• M2: 740,958 km (0.103 R)
• M3: 1,329,027 km (0.099 R)
• M4: 1,849,778 km (0.043 R)
• M5: 2,353,623 km (0.108 R)
• M6: 3,034,593 km (0.114 R)
• M7: 3,624,158 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.5

Radius: 8.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.06 AU - 3.22 AU

Year: 2909 Days

Day: 10.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,300,179 km

• M1: 109,506 km (0.112 R)
• M2: 668,852 km (0.05 R)
• M3: 1,488,648 km (0.106 R)
• M4: 2,056,672 km (0.056 R)
• M5: 2,398,054 km (0.076 R)
• M6: 2,866,894 km (0.099 R)
• M7: 3,179,852 km (0.073 R)
• M8: 3,838,382 km (0.086 R)
• M9: 4,141,467 km (0.117 R)
• M10: 4,481,204 km (0.112 R)
• M11: 4,926,557 km (0.052 R)
• M12: 5,589,874 km (0.113 R)
• M13: 5,980,624 km (0.113 R)
• M14: 6,494,642 km (0.049 R)
• M15: 6,954,356 km (0.115 R)
• M16: 10,508,802 km (0.113 R)
• M17: 12,446,842 km (0.08 R)
• M18: 14,204,767 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668

Radius: 12.1

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.46 AU - 3.92 AU

Year: 3864 Days

Day: 8.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,300,179 km

• M1: 150,495 km (0.094 R)
• M2: 601,383 km (0.065 R)
• M3: 2,285,855 km (0.039 R)
• M4: 2,922,694 km (0.032 R)
• M5: 3,819,533 km (0.086 R)
• M6: 5,646,721 km (0.07 R)
• M7: 6,877,014 km (0.084 R)
• M8: 7,324,611 km (0.08 R)
• M9: 9,046,931 km (0.1 R)
• M10: 10,103,990 km (0.117 R)
• M11: 12,092,145 km (0.071 R)
• M12: 12,937,074 km (0.113 R)
• M13: 15,168,027 km (0.062 R)
• M14: 17,408,704 km (0.096 R)
• M15: 18,242,712 km (0.112 R)
• M16: 20,575,093 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.6

Radius: 10.8

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.22 AU - 3.52 AU

Year: 4196 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,300,179 km

• M1: 134,339 km (0.11 R)
• M2: 1,187,657 km (0.05 R)
• M3: 2,365,741 km (0.094 R)
• M4: 2,893,073 km (0.103 R)
• M5: 4,230,478 km (0.118 R)
• M6: 6,019,968 km (0.092 R)
• M7: 6,687,474 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.4

Radius: 10.6

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.69 AU - 5.65 AU

Year: 7973 Days

Day: 12.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,300,179 km

• M1: 134,040 km (0.051 R)
• M2: 705,354 km (0.109 R)
• M3: 1,212,790 km (0.11 R)
• M4: 1,813,575 km (0.082 R)
• M5: 2,446,374 km (0.079 R)
• M6: 3,098,022 km (0.111 R)
• M7: 3,564,468 km (0.06 R)
• M8: 3,908,992 km (0.117 R)
• M9: 4,250,674 km (0.055 R)
• M10: 4,585,923 km (0.043 R)
• M11: 5,547,538 km (0.085 R)
• M12: 6,570,488 km (0.096 R)
• M13: 8,176,571 km (0.118 R)
• M14: 9,198,025 km (0.104 R)
• M15: 9,850,571 km (0.116 R)
• M16: 11,150,876 km (0.115 R)
• M17: 11,842,467 km (0.083 R)
• M18: 12,667,648 km (0.112 R)
• M19: 14,146,423 km (0.119 R)
• M20: 14,898,003 km (0.097 R)
• M21: 17,054,307 km (0.069 R)
• M22: 17,509,234 km (0.095 R)
• M23: 19,410,773 km (0.12 R)
• M24: 20,338,878 km (0.118 R)
• M25: 20,703,597 km (0.074 R)
• M26: 24,677,814 km (0.059 R)
• M27: 26,108,120 km (0.117 R)
• M28: 26,625,878 km (0.071 R)
• M29: 32,384,648 km (0.102 R)
• M30: 33,385,308 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.6

Radius: 14.1

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.1 AU - 5.76 AU

Year: 8582 Days

Day: 12.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,300,179 km

• M1: 175,329 km (0.109 R)
• M2: 640,428 km (0.117 R)
• M3: 1,301,202 km (0.057 R)
• M4: 1,842,747 km (0.086 R)
• M5: 2,613,026 km (0.109 R)
• M6: 3,232,361 km (0.116 R)
• M7: 3,843,618 km (0.111 R)
• M8: 4,768,582 km (0.028 R)
• M9: 5,497,572 km (0.052 R)
• M10: 7,462,391 km (0.055 R)
• M11: 8,095,040 km (0.065 R)
• M12: 9,181,869 km (0.08 R)
• M13: 10,727,065 km (0.098 R)
• M14: 11,206,526 km (0.036 R)
• M15: 12,266,277 km (0.058 R)
• M16: 17,914,195 km (0.119 R)
• M17: 20,396,922 km (0.092 R)
• M18: 20,886,705 km (0.079 R)
• M19: 27,395,260 km (0.118 R)
• M20: 29,625,764 km (0.1 R)
• M21: 31,106,932 km (0.117 R)
• M22: 33,533,260 km (0.077 R)
• M23: 34,446,107 km (0.087 R)
• M24: 36,202,236 km (0.114 R)
• M25: 37,771,966 km (0.118 R)
• M26: 41,306,216 km (0.041 R)
• M27: 42,487,590 km (0.073 R)
• M28: 47,296,564 km (0.107 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 11,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit