🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.03 AU - 1.63 AU

Year: 569 Days

Day: 42.5 Hours

Environment

Temp: -34 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,557,642 km

• M1: 260,450 km (0.048 R)
• M2: 609,611 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.5 AU - 2.32 AU

Year: 979 Days

Day: 12.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,557,642 km

• M1: 23,487 km (0.048 R)
• M2: 853,007 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.49 AU - 3.45 AU

Year: 1898 Days

Day: 13.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.86 AU - 4.6 AU

Year: 2672 Days

Day: 38.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,557,642 km

• M1: 59,091 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.4 AU - 4.08 AU

Year: 2682 Days

Day: 38.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.4

Radius: 10.6

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.83 AU - 5.87 AU

Year: 4589 Days

Day: 10.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,557,642 km

• M1: 132,394 km (0.098 R)
• M2: 464,950 km (0.092 R)
• M3: 841,039 km (0.044 R)
• M4: 1,206,058 km (0.079 R)
• M5: 1,889,870 km (0.115 R)
• M6: 2,450,114 km (0.106 R)
• M7: 4,531,619 km (0.105 R)
• M8: 7,553,496 km (0.073 R)
• M9: 8,804,882 km (0.114 R)
• M10: 9,251,282 km (0.06 R)
• M11: 10,818,918 km (0.032 R)
• M12: 12,254,908 km (0.097 R)
• M13: 13,122,875 km (0.062 R)
• M14: 13,598,746 km (0.08 R)
• M15: 15,268,707 km (0.092 R)
• M16: 16,516,353 km (0.071 R)
• M17: 18,284,001 km (0.025 R)
• M18: 18,811,334 km (0.111 R)
• M19: 20,879,973 km (0.119 R)
• M20: 21,821,841 km (0.101 R)
• M21: 22,340,497 km (0.043 R)
• M22: 27,472,153 km (0.069 R)
• M23: 27,990,061 km (0.105 R)
• M24: 29,313,703 km (0.1 R)
• M25: 30,586,182 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.4

Radius: 8.6

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.46 AU - 12.4 AU

Year: 12492 Days

Day: 10.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,557,642 km

• M1: 106,962 km (0.067 R)
• M2: 2,142,242 km (0.113 R)
• M3: 3,525,274 km (0.038 R)
• M4: 4,432,585 km (0.086 R)
• M5: 4,710,388 km (0.11 R)
• M6: 6,665,932 km (0.08 R)
• M7: 7,843,267 km (0.051 R)
• M8: 9,109,164 km (0.047 R)
• M9: 9,560,052 km (0.115 R)
• M10: 10,901,646 km (0.069 R)
• M11: 13,544,741 km (0.086 R)
• M12: 14,372,017 km (0.12 R)
• M13: 15,868,145 km (0.088 R)
• M14: 17,603,032 km (0.11 R)
• M15: 17,950,548 km (0.105 R)
• M16: 18,516,327 km (0.073 R)
• M17: 18,803,555 km (0.037 R)
• M18: 19,093,775 km (0.092 R)
• M19: 19,460,738 km (0.068 R)
• M20: 19,832,489 km (0.053 R)
• M21: 29,845,523 km (0.087 R)
• M22: 30,940,729 km (0.087 R)
• M23: 34,930,504 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.7

Radius: 4.9

Gravity: 35.76 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.51 AU - 14.39 AU

Year: 16291 Days

Day: 17.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,557,642 km

• M1: 64,028 km (0.118 R)
• M2: 292,763 km (0.078 R)
• M3: 1,112,410 km (0.077 R)
• M4: 2,515,339 km (0.082 R)
• M5: 2,677,353 km (0.034 R)
• M6: 3,424,594 km (0.028 R)
• M7: 4,109,304 km (0.11 R)
• M8: 5,785,249 km (0.118 R)
• M9: 6,619,556 km (0.092 R)
• M10: 7,389,536 km (0.049 R)
• M11: 7,579,077 km (0.103 R)
• M12: 14,448,162 km (0.081 R)
• M13: 14,670,315 km (0.084 R)
• M14: 16,130,241 km (0.115 R)
• M15: 27,874,422 km (0.114 R)
• M16: 28,915,772 km (0.062 R)
• M17: 30,103,131 km (0.101 R)
• M18: 45,062,619 km (0.101 R)
• M19: 69,434,057 km (0.076 R)
• M20: 71,129,449 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 17,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit