🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.42 AU - 0.6 AU

Year: 127 Days

Day: 39.6 Hours

Environment

Temp: 266 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.53 AU - 0.63 AU

Year: 154 Days

Day: 32.7 Hours

Environment

Temp: 179 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 110,471,327 km

• M1: 28,424 km (0.069 R)
• M2: 132,095 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.66 AU - 0.92 AU

Year: 245 Days

Day: 44.1 Hours

Environment

Temp: 162 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.1 AU - 1.24 AU

Year: 441 Days

Day: 37.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.5 AU - 2.26 AU

Year: 898 Days

Day: 44.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,471,327 km

• M1: 41,289 km (0.1 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.95 AU - 6.13 AU

Year: 3940 Days

Day: 39.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 16.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575.7

Radius: 7.8

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 14.32 AU - 17.78 AU

Year: 22393 Days

Day: 16.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 110,471,327 km

• M1: 97,239 km (0.089 R)
• M2: 401,969 km (0.085 R)
• M3: 670,348 km (0.098 R)
• M4: 1,126,322 km (0.086 R)
• M5: 1,440,478 km (0.095 R)
• M6: 1,776,325 km (0.102 R)
• M7: 2,042,011 km (0.066 R)
• M8: 2,334,475 km (0.047 R)
• M9: 3,030,254 km (0.073 R)
• M10: 4,790,573 km (0.108 R)
• M11: 5,583,890 km (0.106 R)
• M12: 5,991,245 km (0.065 R)
• M13: 6,684,033 km (0.111 R)
• M14: 7,143,448 km (0.109 R)
• M15: 12,614,541 km (0.112 R)
• M16: 14,043,799 km (0.039 R)
• M17: 15,577,925 km (0.058 R)
• M18: 19,896,367 km (0.117 R)
• M19: 20,272,755 km (0.106 R)
• M20: 20,558,338 km (0.114 R)
• M21: 20,846,463 km (0.044 R)
• M22: 21,332,806 km (0.119 R)
• M23: 26,962,473 km (0.114 R)
• M24: 27,890,129 km (0.078 R)
• M25: 30,426,262 km (0.072 R)
• M26: 32,071,091 km (0.073 R)
• M27: 33,243,938 km (0.114 R)
• M28: 38,366,917 km (0.11 R)
• M29: 42,732,333 km (0.111 R)
• M30: 52,792,939 km (0.078 R)
• M31: 61,894,773 km (0.058 R)
• M32: 67,658,928 km (0.102 R)
• M33: 73,099,204 km (0.04 R)
• M34: 73,770,899 km (0.077 R)
• M35: 74,672,974 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.8

Radius: 3.8

Gravity: 54.7 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 16.8 AU - 24.42 AU

Year: 32584 Days

Day: 21.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 110,471,327 km

• M1: 48,619 km (0.075 R)
• M2: 202,406 km (0.035 R)
• M3: 412,591 km (0.049 R)
• M4: 757,863 km (0.091 R)
• M5: 1,207,105 km (0.109 R)
• M6: 2,125,487 km (0.115 R)
• M7: 2,523,566 km (0.114 R)
• M8: 2,911,025 km (0.058 R)
• M9: 3,119,116 km (0.094 R)
• M10: 4,661,021 km (0.091 R)
• M11: 4,822,437 km (0.09 R)
• M12: 7,602,265 km (0.09 R)
• M13: 8,228,332 km (0.096 R)
• M14: 8,765,687 km (0.088 R)
• M15: 9,325,931 km (0.097 R)
• M16: 9,843,689 km (0.08 R)
• M17: 14,100,198 km (0.101 R)
• M18: 14,868,084 km (0.096 R)
• M19: 15,484,427 km (0.11 R)
• M20: 16,673,730 km (0.108 R)
• M21: 18,519,468 km (0.04 R)
• M22: 19,232,452 km (0.083 R)
• M23: 21,149,698 km (0.066 R)
• M24: 23,190,512 km (0.115 R)
• M25: 23,779,778 km (0.102 R)
• M26: 24,018,387 km (0.07 R)
• M27: 31,506,060 km (0.106 R)
• M28: 32,374,475 km (0.096 R)
• M29: 35,384,384 km (0.115 R)
• M30: 36,322,513 km (0.053 R)
• M31: 37,277,097 km (0.115 R)
• M32: 48,712,358 km (0.082 R)
• M33: 50,656,083 km (0.102 R)
• M34: 56,161,434 km (0.104 R)
• M35: 56,372,666 km (0.087 R)
• M36: 58,948,742 km (0.096 R)
• M37: 64,103,585 km (0.071 R)
• M38: 71,267,678 km (0.071 R)
• M39: 72,511,434 km (0.12 R)
• M40: 73,516,582 km (0.026 R)
• M41: 80,278,406 km (0.066 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 20,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit