🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.04 AU - 1.6 AU

Year: 546 Days

Day: 26 Hours

Environment

Temp: -11 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.51 AU - 2.23 AU

Year: 920 Days

Day: 23.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.72 AU - 2.26 AU

Year: 1010 Days

Day: 26 Hours

Environment

Temp: -64 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.95 AU - 3.91 AU

Year: 2286 Days

Day: 15.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.2 AU - 4.42 AU

Year: 2676 Days

Day: 31.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.07 AU - 4.57 AU

Year: 3231 Days

Day: 28.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.9

Radius: 10.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.88 AU - 7.16 AU

Year: 5316 Days

Day: 12.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,464,470 km

• M1: 130,599 km (0.056 R)
• M2: 496,815 km (0.076 R)
• M3: 879,037 km (0.028 R)
• M4: 1,383,182 km (0.081 R)
• M5: 1,885,831 km (0.054 R)
• M6: 3,920,960 km (0.099 R)
• M7: 4,459,363 km (0.098 R)
• M8: 6,023,109 km (0.103 R)
• M9: 6,877,762 km (0.105 R)
• M10: 8,038,193 km (0.12 R)
• M11: 8,585,272 km (0.105 R)
• M12: 9,115,148 km (0.098 R)
• M13: 9,623,631 km (0.104 R)
• M14: 10,376,258 km (0.091 R)
• M15: 14,397,748 km (0.096 R)
• M16: 16,348,803 km (0.108 R)
• M17: 17,874,253 km (0.118 R)
• M18: 20,768,822 km (0.091 R)
• M19: 22,099,944 km (0.051 R)
• M20: 29,435,775 km (0.093 R)
• M21: 32,364,153 km (0.091 R)

Asteroid Belt

Center: 6.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.8

Radius: 14.8

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.25 AU - 7.91 AU

Year: 7511 Days

Day: 9.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,464,470 km

• M1: 184,155 km (0.085 R)
• M2: 1,076,057 km (0.12 R)
• M3: 1,801,607 km (0.115 R)
• M4: 3,462,293 km (0.086 R)
• M5: 5,281,254 km (0.056 R)
• M6: 6,722,031 km (0.076 R)
• M7: 7,792,703 km (0.085 R)
• M8: 10,665,281 km (0.055 R)
• M9: 11,905,298 km (0.048 R)
• M10: 16,469,230 km (0.109 R)
• M11: 16,940,912 km (0.063 R)
• M12: 17,700,420 km (0.072 R)
• M13: 18,195,439 km (0.076 R)
• M14: 23,583,207 km (0.095 R)
• M15: 24,793,304 km (0.082 R)
• M16: 25,503,146 km (0.07 R)
• M17: 26,685,418 km (0.073 R)
• M18: 28,963,943 km (0.107 R)
• M19: 32,515,396 km (0.028 R)
• M20: 39,863,793 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.3

Radius: 8.3

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.69 AU - 14.17 AU

Year: 13907 Days

Day: 9.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,464,470 km

• M1: 146,456 km (0.083 R)
• M2: 465,249 km (0.08 R)
• M3: 1,105,528 km (0.102 R)
• M4: 1,880,296 km (0.078 R)
• M5: 2,337,317 km (0.104 R)
• M6: 2,780,276 km (0.1 R)
• M7: 3,230,566 km (0.09 R)
• M8: 4,941,517 km (0.084 R)
• M9: 5,199,573 km (0.115 R)
• M10: 5,672,751 km (0.049 R)
• M11: 6,285,803 km (0.077 R)
• M12: 10,134,059 km (0.119 R)
• M13: 10,981,232 km (0.025 R)
• M14: 12,280,788 km (0.11 R)
• M15: 15,317,924 km (0.067 R)
• M16: 20,181,650 km (0.101 R)
• M17: 26,570,975 km (0.096 R)
• M18: 28,588,003 km (0.118 R)
• M19: 35,486,859 km (0.088 R)
• M20: 37,555,797 km (0.074 R)
• M21: 38,179,321 km (0.083 R)
• M22: 45,218,948 km (0.106 R)
• M23: 47,213,238 km (0.108 R)
• M24: 47,939,535 km (0.09 R)
• M25: 48,673,163 km (0.095 R)
• M26: 49,116,870 km (0.08 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 15,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit