🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.63 AU - 0.69 AU

Year: 245 Days

Day: 25.6 Hours

Environment

Temp: -24 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.61 AU - 0.89 AU

Year: 297 Days

Day: 32 Hours

Environment

Temp: -43 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.78 AU - 1.04 AU

Year: 396 Days

Day: 30.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,325,503 km

• M1: 496,366 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.89 AU - 1.03 AU

Year: 429 Days

Day: 12.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.18 AU - 1.94 AU

Year: 890 Days

Day: 39.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.4

Radius: 9

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.78 AU - 4.92 AU

Year: 4142 Days

Day: 10.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 177.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,325,503 km

• M1: 111,899 km (0.112 R)
• M2: 471,682 km (0.068 R)
• M3: 984,204 km (0.098 R)
• M4: 1,621,641 km (0.098 R)
• M5: 2,255,637 km (0.117 R)
• M6: 2,545,408 km (0.118 R)
• M7: 3,611,442 km (0.085 R)
• M8: 4,715,624 km (0.117 R)
• M9: 5,030,677 km (0.109 R)
• M10: 5,387,767 km (0.11 R)
• M11: 5,850,474 km (0.084 R)
• M12: 6,955,254 km (0.104 R)
• M13: 8,118,976 km (0.062 R)
• M14: 8,688,944 km (0.073 R)
• M15: 9,407,761 km (0.062 R)
• M16: 10,383,289 km (0.105 R)
• M17: 13,244,049 km (0.066 R)
• M18: 14,413,156 km (0.039 R)
• M19: 15,534,243 km (0.087 R)
• M20: 16,234,361 km (0.049 R)
• M21: 17,016,159 km (0.064 R)
• M22: 17,323,583 km (0.054 R)
• M23: 19,445,928 km (0.08 R)
• M24: 21,592,358 km (0.035 R)
• M25: 21,952,740 km (0.104 R)
• M26: 22,317,160 km (0.028 R)
• M27: 24,199,999 km (0.109 R)
• M28: 26,023,746 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.6

Radius: 10.4

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.53 AU - 5.09 AU

Year: 4816 Days

Day: 14.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,325,503 km

• M1: 129,851 km (0.077 R)
• M2: 542,891 km (0.103 R)
• M3: 917,933 km (0.119 R)
• M4: 1,514,080 km (0.1 R)
• M5: 3,339,772 km (0.067 R)
• M6: 3,808,463 km (0.069 R)
• M7: 4,205,346 km (0.101 R)
• M8: 4,753,024 km (0.112 R)
• M9: 5,109,066 km (0.097 R)
• M10: 5,483,061 km (0.099 R)
• M11: 8,862,627 km (0.06 R)
• M12: 11,566,309 km (0.12 R)
• M13: 12,690,537 km (0.118 R)
• M14: 14,511,293 km (0.03 R)
• M15: 15,374,024 km (0.101 R)
• M16: 18,664,130 km (0.111 R)
• M17: 19,684,088 km (0.114 R)
• M18: 20,076,034 km (0.093 R)
• M19: 21,078,789 km (0.069 R)
• M20: 21,835,156 km (0.057 R)
• M21: 23,915,763 km (0.112 R)
• M22: 24,890,094 km (0.106 R)
• M23: 26,361,389 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.1

Radius: 6.9

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.56 AU - 11.28 AU

Year: 13200 Days

Day: 20.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,325,503 km

• M1: 85,869 km (0.118 R)
• M2: 376,837 km (0.094 R)
• M3: 1,697,188 km (0.06 R)
• M4: 2,057,420 km (0.056 R)
• M5: 3,227,424 km (0.058 R)
• M6: 3,685,344 km (0.119 R)
• M7: 5,321,645 km (0.076 R)
• M8: 5,667,067 km (0.079 R)
• M9: 7,200,744 km (0.084 R)
• M10: 10,372,219 km (0.086 R)
• M11: 15,794,094 km (0.106 R)
• M12: 16,973,374 km (0.051 R)
• M13: 19,286,008 km (0.088 R)
• M14: 21,642,324 km (0.073 R)
• M15: 22,603,789 km (0.091 R)
• M16: 23,260,375 km (0.105 R)
• M17: 29,364,267 km (0.11 R)
• M18: 31,243,067 km (0.082 R)
• M19: 35,567,492 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 18,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit