🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.78 AU - 0.88 AU

Year: 272 Days

Day: 17.9 Hours

Environment

Temp: 125 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.74 AU - 0.98 AU

Year: 287 Days

Day: 21.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 94,626,947 km

• M1: 45,029 km (0.098 R)
• M2: 363,224 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.11 AU - 1.55 AU

Year: 552 Days

Day: 25.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 94,626,947 km

• M1: 110,852 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.67 AU - 2.51 AU

Year: 1087 Days

Day: 16.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,626,947 km

• M1: 691,142 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.49 AU - 2.79 AU

Year: 1544 Days

Day: 41.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,626,947 km

• M1: 512,971 km (0.054 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.64 AU - 5.62 AU

Year: 3585 Days

Day: 40.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.4

Radius: 4.5

Gravity: 34.74 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 12.23 AU - 15.59 AU

Year: 18671 Days

Day: 16.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 94,626,947 km

• M1: 56,847 km (0.077 R)
• M2: 279,299 km (0.094 R)
• M3: 469,139 km (0.077 R)
• M4: 959,072 km (0.05 R)
• M5: 2,434,406 km (0.081 R)
• M6: 3,012,602 km (0.11 R)
• M7: 3,389,589 km (0.095 R)
• M8: 4,503,195 km (0.103 R)
• M9: 4,745,095 km (0.087 R)
• M10: 5,032,173 km (0.108 R)
• M11: 5,720,174 km (0.119 R)
• M12: 8,835,101 km (0.113 R)
• M13: 9,889,766 km (0.109 R)
• M14: 11,786,367 km (0.084 R)
• M15: 12,854,197 km (0.082 R)
• M16: 14,799,717 km (0.106 R)
• M17: 17,857,947 km (0.118 R)
• M18: 23,297,624 km (0.087 R)
• M19: 24,125,200 km (0.089 R)
• M20: 25,620,131 km (0.081 R)
• M21: 27,289,344 km (0.089 R)
• M22: 29,386,258 km (0.086 R)
• M23: 31,965,624 km (0.089 R)
• M24: 33,115,733 km (0.09 R)
• M25: 34,160,973 km (0.117 R)
• M26: 36,454,907 km (0.089 R)
• M27: 38,993,583 km (0.107 R)
• M28: 45,850,401 km (0.103 R)
• M29: 47,311,823 km (0.036 R)
• M30: 52,583,053 km (0.062 R)
• M31: 55,086,723 km (0.045 R)
• M32: 59,945,213 km (0.109 R)
• M33: 61,887,442 km (0.085 R)
• M34: 66,925,599 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.1

Radius: 4.1

Gravity: 45.63 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 15.82 AU - 19.06 AU

Year: 26211 Days

Day: 19.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,626,947 km

• M1: 52,210 km (0.061 R)
• M2: 305,030 km (0.116 R)
• M3: 1,294,171 km (0.105 R)
• M4: 1,528,741 km (0.114 R)
• M5: 2,454,303 km (0.084 R)
• M6: 2,787,457 km (0.082 R)
• M7: 4,036,749 km (0.114 R)
• M8: 4,354,196 km (0.113 R)
• M9: 4,764,243 km (0.082 R)
• M10: 5,078,399 km (0.046 R)
• M11: 5,281,702 km (0.093 R)
• M12: 5,924,076 km (0.088 R)
• M13: 7,518,041 km (0.107 R)
• M14: 7,728,974 km (0.068 R)
• M15: 7,943,647 km (0.087 R)
• M16: 8,611,901 km (0.065 R)
• M17: 9,377,243 km (0.111 R)
• M18: 9,807,636 km (0.066 R)
• M19: 11,661,453 km (0.112 R)
• M20: 16,306,617 km (0.081 R)
• M21: 17,199,716 km (0.107 R)
• M22: 20,174,470 km (0.106 R)
• M23: 27,365,041 km (0.066 R)
• M24: 49,387,493 km (0.105 R)
• M25: 51,060,895 km (0.118 R)
• M26: 53,544,070 km (0.045 R)
• M27: 56,709,262 km (0.111 R)
• M28: 58,132,386 km (0.097 R)
• M29: 59,579,297 km (0.067 R)
• M30: 60,416,746 km (0.075 R)
• M31: 65,384,741 km (0.093 R)
• M32: 66,499,545 km (0.087 R)
• M33: 69,920,250 km (0.099 R)
• M34: 73,216,938 km (0.119 R)
• M35: 75,389,997 km (0.112 R)
• M36: 78,353,830 km (0.05 R)
• M37: 79,864,469 km (0.072 R)
• M38: 80,118,037 km (0.112 R)
• M39: 89,065,187 km (0.114 R)
• M40: 93,215,331 km (0.052 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 18,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit