🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.66 AU - 1.08 AU

Year: 289 Days

Day: 20.4 Hours

Environment

Temp: 147 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,804,275 km

• M1: 99,183 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.12 AU - 1.3 AU

Year: 474 Days

Day: 44 Hours

Environment

Temp: 20 °C

Axial Tilt: 47.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,804,275 km

• M1: 325,076 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.06 AU - 1.36 AU

Year: 474 Days

Day: 21.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 85,804,275 km

• M1: 70,909 km (0.051 R)
• M2: 214,673 km (0.041 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.09 AU - 1.71 AU

Year: 590 Days

Day: 26.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.23 AU - 2.67 AU

Year: 1367 Days

Day: 32.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,804,275 km

• M1: 261,946 km (0.07 R)

Asteroid Belt

Center: 3.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716

Radius: 10.3

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.32 AU - 6.22 AU

Year: 4312 Days

Day: 8.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,804,275 km

• M1: 129,552 km (0.075 R)
• M2: 554,709 km (0.1 R)
• M3: 927,806 km (0.074 R)
• M4: 1,263,055 km (0.117 R)
• M5: 1,977,684 km (0.072 R)
• M6: 3,108,793 km (0.046 R)
• M7: 3,624,457 km (0.082 R)
• M8: 4,455,922 km (0.083 R)
• M9: 4,827,374 km (0.096 R)
• M10: 5,492,785 km (0.041 R)
• M11: 5,979,277 km (0.103 R)
• M12: 6,779,028 km (0.106 R)
• M13: 7,613,634 km (0.074 R)
• M14: 8,219,206 km (0.098 R)
• M15: 9,406,265 km (0.053 R)
• M16: 10,061,953 km (0.109 R)
• M17: 11,787,863 km (0.085 R)
• M18: 13,651,554 km (0.084 R)
• M19: 14,385,182 km (0.096 R)
• M20: 15,988,422 km (0.067 R)
• M21: 19,026,904 km (0.117 R)
• M22: 20,818,339 km (0.074 R)
• M23: 23,378,108 km (0.046 R)
• M24: 25,587,369 km (0.112 R)
• M25: 27,353,671 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.6

Radius: 11.1

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.05 AU - 7.71 AU

Year: 6432 Days

Day: 6 Hours

Environment

Temp: -150 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,804,275 km

• M1: 138,079 km (0.079 R)
• M2: 533,316 km (0.104 R)
• M3: 927,357 km (0.1 R)
• M4: 1,306,438 km (0.109 R)
• M5: 2,140,895 km (0.086 R)
• M6: 2,500,528 km (0.106 R)
• M7: 3,023,223 km (0.09 R)
• M8: 3,456,309 km (0.076 R)
• M9: 4,557,499 km (0.085 R)
• M10: 5,070,171 km (0.067 R)
• M11: 5,944,271 km (0.108 R)
• M12: 7,633,381 km (0.082 R)
• M13: 8,111,645 km (0.094 R)
• M14: 8,780,497 km (0.045 R)
• M15: 9,898,592 km (0.087 R)
• M16: 10,760,724 km (0.097 R)
• M17: 11,934,320 km (0.111 R)
• M18: 17,219,762 km (0.036 R)
• M19: 18,465,763 km (0.105 R)
• M20: 19,994,354 km (0.031 R)
• M21: 20,981,849 km (0.099 R)
• M22: 23,054,229 km (0.05 R)
• M23: 25,876,542 km (0.031 R)
• M24: 29,113,391 km (0.052 R)
• M25: 31,890,077 km (0.071 R)
• M26: 33,765,436 km (0.083 R)
• M27: 37,392,885 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.5

Radius: 7.1

Gravity: 18.14 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 11.75 AU - 18.27 AU

Year: 20728 Days

Day: 17.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,804,275 km

• M1: 88,263 km (0.091 R)
• M2: 547,678 km (0.095 R)
• M3: 1,038,808 km (0.097 R)
• M4: 2,200,585 km (0.105 R)
• M5: 3,517,046 km (0.034 R)
• M6: 4,054,252 km (0.119 R)
• M7: 11,864,607 km (0.069 R)
• M8: 12,420,962 km (0.095 R)
• M9: 14,040,359 km (0.096 R)
• M10: 14,505,458 km (0.045 R)
• M11: 21,726,099 km (0.12 R)
• M12: 24,619,471 km (0.049 R)
• M13: 24,956,066 km (0.059 R)
• M14: 25,295,654 km (0.067 R)
• M15: 26,803,002 km (0.092 R)
• M16: 30,896,747 km (0.056 R)
• M17: 38,916,390 km (0.057 R)
• M18: 40,297,478 km (0.066 R)
• M19: 44,139,600 km (0.118 R)
• M20: 45,979,504 km (0.069 R)
• M21: 61,128,532 km (0.093 R)
• M22: 63,622,478 km (0.108 R)
• M23: 64,256,474 km (0.089 R)
• M24: 64,681,332 km (0.058 R)
• M25: 70,603,164 km (0.065 R)
• M26: 74,044,214 km (0.044 R)
• M27: 77,355,114 km (0.082 R)
• M28: 84,779,806 km (0.059 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 17,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit