🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.65 AU - 0.95 AU

Year: 265 Days

Day: 41.7 Hours

Environment

Temp: 151 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.92 AU - 1.94 AU

Year: 994 Days

Day: 19.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.29 AU - 2.81 AU

Year: 1510 Days

Day: 32.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,221,576 km

• M1: 573,708 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.05 AU - 3.59 AU

Year: 2243 Days

Day: 20.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.38 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.1

Radius: 6.4

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 13.22 AU - 13.66 AU

Year: 18273 Days

Day: 17.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 97,221,576 km

• M1: 80,932 km (0.112 R)
• M2: 468,391 km (0.097 R)
• M3: 1,081,443 km (0.026 R)
• M4: 1,819,708 km (0.118 R)
• M5: 2,151,068 km (0.119 R)
• M6: 2,503,520 km (0.071 R)
• M7: 5,049,377 km (0.091 R)
• M8: 5,261,956 km (0.078 R)
• M9: 6,276,079 km (0.05 R)
• M10: 13,070,067 km (0.044 R)
• M11: 16,057,237 km (0.09 R)
• M12: 16,385,604 km (0.049 R)
• M13: 33,395,331 km (0.092 R)
• M14: 34,146,013 km (0.097 R)

Asteroid Belt

Center: 14.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.6

Radius: 5.4

Gravity: 34.25 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 12.39 AU - 17.75 AU

Year: 21696 Days

Day: 18.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 97,221,576 km

• M1: 67,917 km (0.098 R)
• M2: 589,116 km (0.077 R)
• M3: 862,881 km (0.088 R)
• M4: 1,036,264 km (0.079 R)
• M5: 1,218,475 km (0.056 R)
• M6: 1,612,216 km (0.063 R)
• M7: 2,022,713 km (0.112 R)
• M8: 3,162,948 km (0.111 R)
• M9: 3,428,035 km (0.094 R)
• M10: 3,644,503 km (0.116 R)
• M11: 4,349,259 km (0.104 R)
• M12: 4,867,017 km (0.07 R)
• M13: 5,100,988 km (0.072 R)
• M14: 5,507,894 km (0.072 R)
• M15: 5,676,641 km (0.12 R)
• M16: 6,478,934 km (0.088 R)
• M17: 6,858,763 km (0.074 R)
• M18: 8,196,467 km (0.105 R)
• M19: 10,450,907 km (0.066 R)
• M20: 11,106,595 km (0.073 R)
• M21: 12,427,245 km (0.074 R)
• M22: 17,642,825 km (0.055 R)
• M23: 17,917,935 km (0.073 R)
• M24: 21,033,012 km (0.079 R)
• M25: 22,609,923 km (0.085 R)
• M26: 23,152,664 km (0.048 R)
• M27: 29,322,230 km (0.093 R)
• M28: 37,249,870 km (0.103 R)
• M29: 41,458,357 km (0.098 R)
• M30: 46,146,306 km (0.106 R)
• M31: 46,319,989 km (0.039 R)
• M32: 49,885,504 km (0.063 R)
• M33: 66,862,918 km (0.113 R)
• M34: 70,942,153 km (0.11 R)
• M35: 71,870,707 km (0.076 R)
• M36: 75,424,703 km (0.119 R)
• M37: 83,652,137 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.8

Radius: 7.7

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 13.25 AU - 21.79 AU

Year: 27196 Days

Day: 24.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,221,576 km

• M1: 99,632 km (0.102 R)
• M2: 356,641 km (0.083 R)
• M3: 671,694 km (0.061 R)
• M4: 1,061,098 km (0.102 R)
• M5: 2,227,811 km (0.088 R)
• M6: 2,989,265 km (0.066 R)
• M7: 4,049,465 km (0.094 R)
• M8: 4,514,864 km (0.087 R)
• M9: 8,425,801 km (0.096 R)
• M10: 9,611,364 km (0.105 R)
• M11: 18,177,637 km (0.119 R)
• M12: 21,180,067 km (0.099 R)
• M13: 24,847,309 km (0.107 R)
• M14: 32,701,197 km (0.025 R)
• M15: 34,128,959 km (0.108 R)
• M16: 39,934,104 km (0.118 R)
• M17: 40,256,637 km (0.101 R)
• M18: 62,739,253 km (0.119 R)
• M19: 65,609,587 km (0.117 R)
• M20: 70,664,798 km (0.041 R)
• M21: 77,716,692 km (0.089 R)
• M22: 79,486,435 km (0.041 R)
• M23: 85,758,176 km (0.088 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 14,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit