🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.57 AU - 0.89 AU

Year: 218 Days

Day: 40.1 Hours

Environment

Temp: 193 °C

Axial Tilt: 129.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,322,368 km

• M1: 188,942 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.79 AU - 0.93 AU

Year: 279 Days

Day: 27.6 Hours

Environment

Temp: 108 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.92 AU - 1.26 AU

Year: 398 Days

Day: 42.8 Hours

Environment

Temp: 87 °C

Axial Tilt: 139.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.21 AU - 1.57 AU

Year: 573 Days

Day: 15.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,322,368 km

• M1: 547,229 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.77 AU - 2.43 AU

Year: 1065 Days

Day: 45.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.08 AU - 6.22 AU

Year: 4089 Days

Day: 31.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,322,368 km

• M1: 1,524,701 km (0.061 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.7

Radius: 13

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.47 AU - 6.87 AU

Year: 5362 Days

Day: 12.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,322,368 km

• M1: 163,810 km (0.106 R)
• M2: 608,564 km (0.111 R)
• M3: 1,602,193 km (0.05 R)
• M4: 2,042,161 km (0.109 R)
• M5: 2,945,283 km (0.028 R)
• M6: 3,615,930 km (0.085 R)
• M7: 4,406,106 km (0.105 R)
• M8: 5,863,489 km (0.084 R)
• M9: 6,982,181 km (0.075 R)
• M10: 7,940,356 km (0.075 R)
• M11: 10,504,463 km (0.077 R)
• M12: 11,010,702 km (0.037 R)
• M13: 12,587,614 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.2

Radius: 7.1

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 11.37 AU - 15.13 AU

Year: 16873 Days

Day: 21.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,322,368 km

• M1: 90,208 km (0.032 R)
• M2: 341,083 km (0.117 R)
• M3: 714,928 km (0.108 R)
• M4: 1,133,204 km (0.089 R)
• M5: 1,524,851 km (0.1 R)
• M6: 1,934,600 km (0.083 R)
• M7: 2,376,063 km (0.104 R)
• M8: 3,884,758 km (0.102 R)
• M9: 4,110,201 km (0.095 R)
• M10: 4,434,530 km (0.105 R)
• M11: 4,936,730 km (0.082 R)
• M12: 8,308,217 km (0.094 R)
• M13: 9,070,867 km (0.116 R)
• M14: 9,672,849 km (0.096 R)
• M15: 12,715,520 km (0.035 R)
• M16: 15,065,403 km (0.081 R)
• M17: 15,343,057 km (0.083 R)
• M18: 16,932,385 km (0.054 R)
• M19: 18,311,976 km (0.083 R)
• M20: 20,860,974 km (0.071 R)
• M21: 21,380,228 km (0.111 R)
• M22: 25,259,600 km (0.088 R)
• M23: 25,651,846 km (0.058 R)
• M24: 27,364,592 km (0.119 R)
• M25: 35,589,483 km (0.113 R)
• M26: 44,889,683 km (0.073 R)
• M27: 45,465,336 km (0.102 R)
• M28: 46,925,860 km (0.087 R)
• M29: 49,174,765 km (0.108 R)
• M30: 54,210,977 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.2

Radius: 6.6

Gravity: 22.89 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 14.48 AU - 15.4 AU

Year: 20202 Days

Day: 17.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 78.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,322,368 km

• M1: 83,027 km (0.11 R)
• M2: 352,004 km (0.102 R)
• M3: 676,930 km (0.083 R)
• M4: 1,357,601 km (0.085 R)
• M5: 1,808,339 km (0.115 R)
• M6: 2,153,910 km (0.055 R)
• M7: 2,641,001 km (0.118 R)
• M8: 4,619,433 km (0.073 R)
• M9: 8,469,483 km (0.097 R)
• M10: 9,495,426 km (0.112 R)
• M11: 10,858,861 km (0.064 R)
• M12: 11,385,595 km (0.119 R)
• M13: 13,289,377 km (0.087 R)
• M14: 13,815,513 km (0.085 R)
• M15: 15,313,885 km (0.085 R)
• M16: 16,229,275 km (0.109 R)
• M17: 16,830,359 km (0.117 R)
• M18: 18,723,071 km (0.072 R)
• M19: 20,953,875 km (0.115 R)
• M20: 24,121,909 km (0.101 R)
• M21: 26,285,393 km (0.08 R)
• M22: 33,271,464 km (0.088 R)
• M23: 33,546,425 km (0.116 R)
• M24: 35,657,849 km (0.056 R)
• M25: 35,945,975 km (0.055 R)
• M26: 37,261,538 km (0.067 R)
• M27: 42,521,250 km (0.036 R)
• M28: 47,381,386 km (0.104 R)
• M29: 55,249,635 km (0.089 R)
• M30: 59,795,316 km (0.06 R)
• M31: 62,680,909 km (0.043 R)
• M32: 71,206,043 km (0.119 R)
• M33: 71,892,099 km (0.102 R)
• M34: 76,101,484 km (0.058 R)
• M35: 85,779,269 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.7

Radius: 6.7

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 17.35 AU - 17.73 AU

Year: 25699 Days

Day: 15.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,322,368 km

• M1: 83,326 km (0.111 R)
• M2: 320,588 km (0.098 R)
• M3: 535,411 km (0.038 R)
• M4: 779,405 km (0.1 R)
• M5: 1,163,871 km (0.095 R)
• M6: 1,550,881 km (0.053 R)
• M7: 1,829,732 km (0.061 R)
• M8: 2,398,802 km (0.1 R)
• M9: 2,652,520 km (0.098 R)
• M10: 3,001,232 km (0.081 R)
• M11: 6,358,807 km (0.096 R)
• M12: 10,315,970 km (0.115 R)
• M13: 11,241,981 km (0.117 R)
• M14: 11,562,569 km (0.111 R)
• M15: 13,980,519 km (0.113 R)
• M16: 14,805,103 km (0.07 R)
• M17: 15,821,022 km (0.12 R)
• M18: 16,061,875 km (0.069 R)
• M19: 16,550,910 km (0.115 R)
• M20: 17,903,873 km (0.108 R)
• M21: 27,025,753 km (0.1 R)
• M22: 27,254,937 km (0.119 R)
• M23: 27,601,406 km (0.102 R)
• M24: 29,741,553 km (0.112 R)
• M25: 35,024,751 km (0.079 R)
• M26: 56,968,515 km (0.094 R)
• M27: 58,870,951 km (0.091 R)
• M28: 64,422,079 km (0.114 R)
• M29: 66,070,049 km (0.079 R)
• M30: 72,499,915 km (0.118 R)
• M31: 75,638,329 km (0.11 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 16,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit