🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1 AU - 1.32 AU

Year: 435 Days

Day: 37.5 Hours

Environment

Temp: 48 °C

Axial Tilt: 2.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.01 AU - 1.37 AU

Year: 452 Days

Day: 15.8 Hours

Environment

Temp: 40 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,579,634 km

• M1: 293,810 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.35 AU - 2.01 AU

Year: 758 Days

Day: 36.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,579,634 km

• M1: 19,448 km (0.038 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.06 AU - 2.34 AU

Year: 1136 Days

Day: 28.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,579,634 km

• M1: 76,594 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.1 AU - 3.72 AU

Year: 2193 Days

Day: 19.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,579,634 km

• M1: 2,252,046 km (0.105 R)

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.2

Radius: 12.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.12 AU - 7.2 AU

Year: 6672 Days

Day: 12.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,579,634 km

• M1: 153,039 km (0.105 R)
• M2: 592,707 km (0.107 R)
• M3: 2,107,086 km (0.111 R)
• M4: 2,573,682 km (0.113 R)
• M5: 3,815,045 km (0.045 R)
• M6: 7,595,233 km (0.116 R)
• M7: 8,533,063 km (0.1 R)
• M8: 9,684,368 km (0.101 R)
• M9: 11,037,181 km (0.106 R)
• M10: 11,706,482 km (0.078 R)
• M11: 14,415,101 km (0.056 R)
• M12: 16,437,664 km (0.108 R)
• M13: 21,195,026 km (0.052 R)
• M14: 22,391,809 km (0.097 R)
• M15: 22,965,517 km (0.102 R)
• M16: 23,465,024 km (0.105 R)
• M17: 24,832,648 km (0.096 R)
• M18: 26,524,899 km (0.042 R)
• M19: 27,167,422 km (0.076 R)
• M20: 31,855,969 km (0.096 R)
• M21: 32,373,428 km (0.097 R)
• M22: 33,318,887 km (0.112 R)
• M23: 37,630,148 km (0.031 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.3

Radius: 11.8

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.5 AU - 9.04 AU

Year: 7543 Days

Day: 9.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,579,634 km

• M1: 156,479 km (0.117 R)
• M2: 606,769 km (0.115 R)
• M3: 1,084,734 km (0.053 R)
• M4: 1,520,513 km (0.098 R)
• M5: 2,343,899 km (0.097 R)
• M6: 3,403,052 km (0.117 R)
• M7: 4,407,452 km (0.101 R)
• M8: 5,429,356 km (0.113 R)
• M9: 5,832,522 km (0.079 R)
• M10: 6,224,917 km (0.079 R)
• M11: 6,602,652 km (0.119 R)
• M12: 7,686,039 km (0.068 R)
• M13: 8,345,467 km (0.075 R)
• M14: 9,694,092 km (0.076 R)
• M15: 11,414,018 km (0.108 R)
• M16: 12,469,731 km (0.091 R)
• M17: 15,679,353 km (0.078 R)
• M18: 16,801,038 km (0.082 R)
• M19: 17,975,531 km (0.117 R)
• M20: 18,679,987 km (0.103 R)
• M21: 20,144,251 km (0.034 R)
• M22: 22,777,323 km (0.1 R)
• M23: 23,149,971 km (0.095 R)
• M24: 25,391,995 km (0.106 R)
• M25: 27,522,119 km (0.069 R)
• M26: 28,977,556 km (0.095 R)
• M27: 29,591,656 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.8

Radius: 7.2

Gravity: 17.01 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 14.99 AU - 16.51 AU

Year: 21768 Days

Day: 15.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,579,634 km

• M1: 90,058 km (0.07 R)
• M2: 527,033 km (0.061 R)
• M3: 854,353 km (0.097 R)
• M4: 1,869,674 km (0.063 R)
• M5: 2,358,560 km (0.086 R)
• M6: 2,876,468 km (0.026 R)
• M7: 3,262,281 km (0.08 R)
• M8: 3,938,014 km (0.096 R)
• M9: 4,557,200 km (0.097 R)
• M10: 4,890,354 km (0.057 R)
• M11: 8,222,647 km (0.112 R)
• M12: 8,605,468 km (0.106 R)
• M13: 11,627,046 km (0.079 R)
• M14: 12,605,565 km (0.054 R)
• M15: 14,885,138 km (0.071 R)
• M16: 15,372,079 km (0.113 R)
• M17: 16,809,116 km (0.114 R)
• M18: 17,337,047 km (0.06 R)
• M19: 21,347,018 km (0.067 R)
• M20: 21,758,561 km (0.034 R)
• M21: 22,703,571 km (0.106 R)
• M22: 23,348,637 km (0.094 R)
• M23: 25,934,885 km (0.053 R)
• M24: 29,587,168 km (0.074 R)
• M25: 31,668,523 km (0.117 R)
• M26: 38,799,554 km (0.07 R)
• M27: 39,721,227 km (0.088 R)
• M28: 40,657,410 km (0.052 R)
• M29: 57,900,958 km (0.117 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 18,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit