🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.68 AU - 0.88 AU

Year: 241 Days

Day: 43.6 Hours

Environment

Temp: 212 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.26 AU - 1.92 AU

Year: 701 Days

Day: 29.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.57 AU - 1.75 AU

Year: 748 Days

Day: 35.8 Hours

Environment

Temp: -24 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.1

Radius: 13.4

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.03 AU - 8.75 AU

Year: 7753 Days

Day: 14.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,689,490 km

• M1: 166,652 km (0.059 R)
• M2: 770,728 km (0.071 R)
• M3: 2,850,288 km (0.093 R)
• M4: 3,434,169 km (0.112 R)
• M5: 7,606,603 km (0.08 R)
• M6: 11,194,708 km (0.098 R)
• M7: 14,616,460 km (0.051 R)
• M8: 16,594,593 km (0.096 R)
• M9: 17,312,214 km (0.07 R)
• M10: 18,490,746 km (0.049 R)
• M11: 20,324,068 km (0.09 R)
• M12: 21,635,293 km (0.082 R)
• M13: 22,347,678 km (0.108 R)
• M14: 23,149,373 km (0.037 R)
• M15: 23,594,576 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.7

Radius: 13.3

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10 AU - 10.88 AU

Year: 11801 Days

Day: 6.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,689,490 km

• M1: 165,455 km (0.111 R)
• M2: 627,713 km (0.093 R)
• M3: 1,320,201 km (0.077 R)
• M4: 1,863,092 km (0.044 R)
• M5: 2,925,686 km (0.12 R)
• M6: 3,410,383 km (0.058 R)
• M7: 4,005,483 km (0.107 R)
• M8: 5,583,441 km (0.088 R)
• M9: 7,068,051 km (0.045 R)
• M10: 7,811,851 km (0.116 R)
• M11: 8,462,901 km (0.107 R)
• M12: 10,195,693 km (0.084 R)
• M13: 10,747,560 km (0.109 R)
• M14: 11,261,429 km (0.101 R)
• M15: 15,188,223 km (0.119 R)
• M16: 16,728,632 km (0.065 R)
• M17: 19,023,763 km (0.086 R)
• M18: 19,946,931 km (0.09 R)
• M19: 21,076,246 km (0.074 R)
• M20: 22,616,655 km (0.102 R)
• M21: 24,818,885 km (0.105 R)
• M22: 27,055,673 km (0.065 R)
• M23: 33,713,376 km (0.075 R)
• M24: 35,565,248 km (0.105 R)
• M25: 36,324,757 km (0.071 R)
• M26: 37,614,440 km (0.105 R)
• M27: 41,249,219 km (0.113 R)
• M28: 44,671,121 km (0.071 R)
• M29: 47,511,087 km (0.096 R)
• M30: 47,970,352 km (0.084 R)
• M31: 53,054,137 km (0.083 R)
• M32: 55,725,955 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 10.6

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.64 AU - 12.4 AU

Year: 11937 Days

Day: 8.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,689,490 km

• M1: 364,420 km (0.109 R)
• M2: 1,029,682 km (0.115 R)
• M3: 1,506,899 km (0.103 R)
• M4: 2,235,890 km (0.118 R)
• M5: 4,269,673 km (0.096 R)
• M6: 7,480,642 km (0.096 R)
• M7: 7,949,631 km (0.07 R)
• M8: 11,023,867 km (0.119 R)
• M9: 13,219,365 km (0.077 R)
• M10: 24,467,480 km (0.072 R)
• M11: 25,311,960 km (0.113 R)
• M12: 26,762,461 km (0.086 R)
• M13: 27,158,446 km (0.082 R)
• M14: 29,197,465 km (0.112 R)
• M15: 29,934,534 km (0.102 R)
• M16: 34,737,673 km (0.105 R)
• M17: 40,419,250 km (0.095 R)
• M18: 43,071,770 km (0.053 R)
• M19: 43,752,590 km (0.104 R)
• M20: 44,440,591 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.1

Radius: 12.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 10.49 AU - 13.13 AU

Year: 14199 Days

Day: 7.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,689,490 km

• M1: 158,125 km (0.11 R)
• M2: 712,535 km (0.087 R)
• M3: 1,516,025 km (0.086 R)
• M4: 2,093,921 km (0.085 R)
• M5: 2,659,252 km (0.025 R)
• M6: 3,148,886 km (0.11 R)
• M7: 5,780,462 km (0.105 R)
• M8: 7,974,314 km (0.096 R)
• M9: 9,103,479 km (0.088 R)
• M10: 9,895,450 km (0.086 R)
• M11: 10,790,345 km (0.059 R)
• M12: 13,732,337 km (0.076 R)
• M13: 15,719,445 km (0.112 R)
• M14: 16,396,974 km (0.095 R)
• M15: 21,883,177 km (0.058 R)
• M16: 22,444,169 km (0.039 R)
• M17: 24,987,033 km (0.1 R)
• M18: 29,604,671 km (0.066 R)
• M19: 30,406,814 km (0.109 R)
• M20: 34,133,746 km (0.1 R)
• M21: 35,526,353 km (0.087 R)
• M22: 38,289,725 km (0.066 R)
• M23: 41,905,804 km (0.04 R)
• M24: 52,928,923 km (0.091 R)
• M25: 56,350,825 km (0.112 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 11,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit