🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.41 AU - 0.65 AU

Year: 142 Days

Day: 37.7 Hours

Environment

Temp: 165 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.99 AU - 1.31 AU

Year: 453 Days

Day: 29.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,370,008 km

• M1: 104,419 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.18 AU - 1.42 AU

Year: 544 Days

Day: 40.3 Hours

Environment

Temp: -7 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.15 AU - 1.67 AU

Year: 615 Days

Day: 39.9 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,370,008 km

• M1: 108,608 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.13 AU - 5.05 AU

Year: 3610 Days

Day: 25.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.7

Radius: 14.5

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.91 AU - 9.81 AU

Year: 8089 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,370,008 km

• M1: 204,500 km (0.054 R)
• M2: 721,211 km (0.077 R)
• M3: 1,332,767 km (0.113 R)
• M4: 1,787,695 km (0.095 R)
• M5: 2,474,947 km (0.059 R)
• M6: 3,216,953 km (0.1 R)
• M7: 3,813,100 km (0.096 R)
• M8: 6,907,532 km (0.074 R)
• M9: 8,921,269 km (0.102 R)
• M10: 16,737,758 km (0.089 R)
• M11: 17,965,358 km (0.09 R)
• M12: 18,859,804 km (0.073 R)
• M13: 19,918,059 km (0.11 R)
• M14: 21,296,304 km (0.068 R)
• M15: 23,181,836 km (0.058 R)
• M16: 24,012,253 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.8

Radius: 7

Gravity: 16.51 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 12.97 AU - 15.81 AU

Year: 20038 Days

Day: 21.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,370,008 km

• M1: 87,066 km (0.099 R)
• M2: 307,723 km (0.039 R)
• M3: 548,426 km (0.115 R)
• M4: 2,722,831 km (0.042 R)
• M5: 4,161,364 km (0.103 R)
• M6: 5,391,058 km (0.036 R)
• M7: 5,671,554 km (0.1 R)
• M8: 6,132,017 km (0.116 R)
• M9: 8,122,566 km (0.079 R)
• M10: 8,385,110 km (0.079 R)
• M11: 8,653,339 km (0.114 R)
• M12: 12,404,356 km (0.115 R)
• M13: 14,213,144 km (0.119 R)
• M14: 14,594,918 km (0.117 R)
• M15: 16,860,428 km (0.097 R)
• M16: 17,116,240 km (0.111 R)
• M17: 21,872,705 km (0.093 R)
• M18: 27,206,766 km (0.106 R)
• M19: 31,378,453 km (0.065 R)
• M20: 33,615,838 km (0.107 R)
• M21: 43,952,453 km (0.106 R)
• M22: 59,708,400 km (0.088 R)
• M23: 60,702,178 km (0.116 R)
• M24: 63,131,797 km (0.038 R)
• M25: 66,259,141 km (0.086 R)
• M26: 69,926,682 km (0.104 R)
• M27: 75,331,205 km (0.113 R)
• M28: 75,793,761 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232

Radius: 3.6

Gravity: 17.9 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 16.04 AU - 23.18 AU

Year: 31878 Days

Day: 19.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,370,008 km

• M1: 86,168 km (0.064 R)
• M2: 200,012 km (0.056 R)
• M3: 597,793 km (0.105 R)
• M4: 1,684,023 km (0.088 R)
• M5: 1,827,039 km (0.06 R)
• M6: 2,527,606 km (0.112 R)
• M7: 3,145,744 km (0.119 R)
• M8: 6,635,414 km (0.108 R)
• M9: 8,923,663 km (0.107 R)
• M10: 9,359,292 km (0.119 R)
• M11: 12,543,183 km (0.072 R)
• M12: 22,886,679 km (0.114 R)
• M13: 30,313,465 km (0.098 R)
• M14: 37,214,266 km (0.094 R)
• M15: 49,838,231 km (0.065 R)
• M16: 63,435,481 km (0.102 R)
• M17: 64,434,346 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 12,803 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit