🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.71 AU - 1.07 AU

Year: 310 Days

Day: 25.9 Hours

Environment

Temp: 114 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.84 AU - 1.3 AU

Year: 408 Days

Day: 44.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,055,640 km

• M1: 48,021 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.14 AU - 3.06 AU

Year: 1547 Days

Day: 13.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,055,640 km

• M1: 514,617 km (0.119 R)

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.1

Radius: 14.5

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.57 AU - 7.99 AU

Year: 8007 Days

Day: 8.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,055,640 km

• M1: 180,714 km (0.083 R)
• M2: 975,977 km (0.095 R)
• M3: 1,443,769 km (0.115 R)
• M4: 2,099,307 km (0.093 R)
• M5: 3,013,948 km (0.069 R)
• M6: 3,563,870 km (0.073 R)
• M7: 5,271,829 km (0.112 R)
• M8: 6,656,956 km (0.116 R)
• M9: 7,234,852 km (0.118 R)
• M10: 7,762,783 km (0.094 R)
• M11: 9,455,333 km (0.083 R)
• M12: 12,211,525 km (0.039 R)
• M13: 12,962,057 km (0.111 R)
• M14: 17,544,389 km (0.092 R)
• M15: 20,678,315 km (0.083 R)
• M16: 27,346,042 km (0.082 R)
• M17: 29,957,123 km (0.116 R)
• M18: 36,138,058 km (0.076 R)
• M19: 38,292,567 km (0.084 R)
• M20: 44,589,889 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.7

Radius: 4.3

Gravity: 28.16 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 10.07 AU - 14.39 AU

Year: 15780 Days

Day: 23.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,055,640 km

• M1: 53,406 km (0.105 R)
• M2: 265,686 km (0.104 R)
• M3: 1,574,368 km (0.09 R)
• M4: 2,260,723 km (0.107 R)
• M5: 2,507,260 km (0.098 R)
• M6: 5,099,791 km (0.058 R)
• M7: 5,380,138 km (0.083 R)
• M8: 5,633,706 km (0.047 R)
• M9: 7,282,275 km (0.105 R)
• M10: 7,773,853 km (0.105 R)
• M11: 8,973,179 km (0.055 R)
• M12: 9,696,186 km (0.087 R)
• M13: 11,256,941 km (0.101 R)
• M14: 13,368,066 km (0.05 R)
• M15: 15,510,307 km (0.032 R)
• M16: 19,940,648 km (0.077 R)
• M17: 23,479,984 km (0.086 R)
• M18: 23,961,989 km (0.092 R)
• M19: 24,846,112 km (0.112 R)
• M20: 25,346,666 km (0.085 R)
• M21: 25,650,201 km (0.115 R)
• M22: 31,770,100 km (0.107 R)
• M23: 40,838,424 km (0.114 R)
• M24: 41,395,227 km (0.099 R)
• M25: 42,098,337 km (0.115 R)
• M26: 46,333,901 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.3

Radius: 6.6

Gravity: 13.12 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 10.15 AU - 14.67 AU

Year: 16130 Days

Day: 20 Hours

Environment

Temp: -180 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,055,640 km

• M1: 82,578 km (0.106 R)
• M2: 408,552 km (0.093 R)
• M3: 836,102 km (0.097 R)
• M4: 1,471,893 km (0.084 R)
• M5: 3,482,638 km (0.092 R)
• M6: 3,843,768 km (0.108 R)
• M7: 4,260,248 km (0.073 R)
• M8: 4,706,499 km (0.074 R)
• M9: 5,113,255 km (0.107 R)
• M10: 5,767,148 km (0.076 R)
• M11: 6,766,012 km (0.098 R)
• M12: 7,152,274 km (0.118 R)
• M13: 8,897,034 km (0.086 R)
• M14: 10,791,691 km (0.117 R)
• M15: 11,559,128 km (0.071 R)
• M16: 12,049,211 km (0.051 R)
• M17: 12,681,112 km (0.11 R)
• M18: 13,805,789 km (0.083 R)
• M19: 15,212,308 km (0.05 R)
• M20: 16,480,898 km (0.078 R)
• M21: 22,925,574 km (0.09 R)
• M22: 25,297,150 km (0.117 R)
• M23: 25,811,018 km (0.09 R)
• M24: 26,122,780 km (0.098 R)
• M25: 27,610,381 km (0.107 R)
• M26: 29,041,584 km (0.117 R)
• M27: 29,832,359 km (0.111 R)
• M28: 35,134,855 km (0.096 R)
• M29: 40,053,334 km (0.11 R)
• M30: 48,813,785 km (0.101 R)
• M31: 54,229,827 km (0.09 R)
• M32: 57,170,173 km (0.087 R)
• M33: 57,877,023 km (0.106 R)
• M34: 61,130,627 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 11,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit