🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.65 AU - 0.95 AU

Year: 260 Days

Day: 32.9 Hours

Environment

Temp: 145 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 112,687,843 km

• M1: 179,368 km (0.094 R)
• M2: 667,954 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.49 AU - 1.67 AU

Year: 722 Days

Day: 32.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.32 AU - 2.92 AU

Year: 1541 Days

Day: 18.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,687,843 km

• M1: 46,525 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.77 AU - 2.93 AU

Year: 1749 Days

Day: 39.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.43 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94

Radius: 4

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 10.68 AU - 17.32 AU

Year: 19038 Days

Day: 21.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 112,687,843 km

• M1: 49,816 km (0.115 R)
• M2: 208,091 km (0.035 R)
• M3: 918,531 km (0.078 R)
• M4: 1,675,945 km (0.11 R)
• M5: 2,033,933 km (0.107 R)
• M6: 2,369,481 km (0.104 R)
• M7: 4,218,062 km (0.105 R)
• M8: 6,498,681 km (0.102 R)
• M9: 7,839,377 km (0.069 R)
• M10: 9,398,636 km (0.059 R)
• M11: 10,085,739 km (0.106 R)
• M12: 16,633,488 km (0.064 R)
• M13: 21,424,360 km (0.115 R)
• M14: 27,423,534 km (0.119 R)
• M15: 28,349,245 km (0.05 R)
• M16: 37,750,424 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.5

Radius: 4.4

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 15.17 AU - 23.15 AU

Year: 30481 Days

Day: 23.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 112,687,843 km

• M1: 54,753 km (0.095 R)
• M2: 454,927 km (0.115 R)
• M3: 3,774,055 km (0.109 R)
• M4: 8,951,937 km (0.103 R)
• M5: 10,048,788 km (0.114 R)
• M6: 25,828,820 km (0.073 R)
• M7: 30,911,707 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.2

Radius: 5.6

Gravity: 29.57 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 16.08 AU - 22.66 AU

Year: 30983 Days

Day: 19.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 112,687,843 km

• M1: 69,713 km (0.109 R)
• M2: 372,050 km (0.12 R)
• M3: 603,627 km (0.12 R)
• M4: 829,969 km (0.088 R)
• M5: 1,318,556 km (0.094 R)
• M6: 3,110,289 km (0.095 R)
• M7: 3,296,389 km (0.079 R)
• M8: 3,556,241 km (0.106 R)
• M9: 5,774,029 km (0.072 R)
• M10: 6,200,533 km (0.116 R)
• M11: 9,597,601 km (0.115 R)
• M12: 10,331,977 km (0.089 R)
• M13: 11,613,432 km (0.053 R)
• M14: 13,157,432 km (0.049 R)
• M15: 13,728,746 km (0.103 R)
• M16: 16,931,038 km (0.109 R)
• M17: 19,426,480 km (0.105 R)
• M18: 20,059,878 km (0.119 R)
• M19: 22,270,934 km (0.109 R)
• M20: 25,757,761 km (0.1 R)
• M21: 32,890,438 km (0.086 R)
• M22: 35,636,906 km (0.077 R)
• M23: 39,196,437 km (0.101 R)
• M24: 44,422,340 km (0.03 R)
• M25: 53,718,651 km (0.063 R)
• M26: 58,381,317 km (0.096 R)
• M27: 110,006,645 km (0.104 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 18,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit