🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.64 AU - 0.76 AU

Year: 211 Days

Day: 31.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 94,326,780 km

• M1: 18,550 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.64 AU - 1.02 AU

Year: 272 Days

Day: 34.2 Hours

Environment

Temp: 165 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.8 AU - 1.12 AU

Year: 339 Days

Day: 30.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.91 AU - 1.47 AU

Year: 467 Days

Day: 42.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.71 AU - 2.65 AU

Year: 1158 Days

Day: 31 Hours

Environment

Temp: -80 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.75 AU - 3.49 AU

Year: 1983 Days

Day: 12.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.22 AU - 4.76 AU

Year: 2868 Days

Day: 31.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,326,780 km

• M1: 133,890 km (0.097 R)
• M2: 2,379,055 km (0.064 R)

Asteroid Belt

Center: 5.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.6

Radius: 8.9

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.89 AU - 9.73 AU

Year: 7855 Days

Day: 9.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,326,780 km

• M1: 116,537 km (0.12 R)
• M2: 479,611 km (0.058 R)
• M3: 759,508 km (0.115 R)
• M4: 1,841,251 km (0.103 R)
• M5: 2,300,366 km (0.065 R)
• M6: 2,618,262 km (0.091 R)
• M7: 3,081,567 km (0.08 R)
• M8: 3,406,044 km (0.083 R)
• M9: 4,343,724 km (0.094 R)
• M10: 5,049,377 km (0.088 R)
• M11: 10,203,622 km (0.092 R)
• M12: 10,561,909 km (0.072 R)
• M13: 11,115,122 km (0.079 R)
• M14: 13,257,214 km (0.09 R)
• M15: 14,565,447 km (0.111 R)
• M16: 15,542,920 km (0.025 R)
• M17: 16,686,296 km (0.096 R)
• M18: 17,121,476 km (0.094 R)
• M19: 17,627,865 km (0.104 R)
• M20: 19,343,304 km (0.117 R)
• M21: 19,823,513 km (0.055 R)
• M22: 22,721,673 km (0.108 R)
• M23: 27,840,463 km (0.113 R)
• M24: 29,163,507 km (0.089 R)
• M25: 31,366,784 km (0.038 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.3

Radius: 3.3

Gravity: 51.08 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 18.9 AU - 19.8 AU

Year: 30633 Days

Day: 16.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,326,780 km

• M1: 41,289 km (0.105 R)
• M2: 220,806 km (0.063 R)
• M3: 512,522 km (0.089 R)
• M4: 795,262 km (0.115 R)
• M5: 1,017,864 km (0.11 R)
• M6: 1,249,142 km (0.066 R)
• M7: 1,427,612 km (0.079 R)
• M8: 1,795,623 km (0.062 R)
• M9: 2,223,623 km (0.096 R)
• M10: 2,486,317 km (0.082 R)
• M11: 3,746,828 km (0.094 R)
• M12: 4,739,859 km (0.079 R)
• M13: 5,255,672 km (0.082 R)
• M14: 11,270,105 km (0.091 R)
• M15: 12,111,892 km (0.11 R)
• M16: 14,157,643 km (0.111 R)
• M17: 17,594,206 km (0.026 R)
• M18: 18,247,649 km (0.089 R)
• M19: 19,603,006 km (0.084 R)
• M20: 24,873,488 km (0.114 R)
• M21: 27,024,855 km (0.114 R)
• M22: 28,781,284 km (0.078 R)
• M23: 34,360,537 km (0.045 R)
• M24: 34,504,898 km (0.073 R)
• M25: 42,252,423 km (0.078 R)
• M26: 47,954,196 km (0.105 R)
• M27: 50,894,392 km (0.056 R)
• M28: 52,983,975 km (0.109 R)
• M29: 53,757,845 km (0.036 R)
• M30: 61,276,036 km (0.073 R)
• M31: 62,557,641 km (0.048 R)
• M32: 73,460,184 km (0.056 R)
• M33: 79,862,524 km (0.093 R)
• M34: 81,647,526 km (0.039 R)
• M35: 85,827,290 km (0.066 R)
• M36: 86,359,560 km (0.091 R)
• M37: 90,421,890 km (0.092 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 18,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit