🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.62 AU - 0.86 AU

Year: 231 Days

Day: 27.1 Hours

Environment

Temp: 119 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,327,661 km

• M1: 30,368 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.33 AU - 1.85 AU

Year: 729 Days

Day: 16 Hours

Environment

Temp: -33 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.71 AU - 4.51 AU

Year: 2493 Days

Day: 29.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.2

Radius: 9.1

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 11.38 AU - 13.3 AU

Year: 15754 Days

Day: 12.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 98,327,661 km

• M1: 238,459 km (0.09 R)
• M2: 1,022,202 km (0.068 R)
• M3: 1,380,788 km (0.11 R)
• M4: 2,078,363 km (0.086 R)
• M5: 2,603,601 km (0.076 R)
• M6: 3,715,263 km (0.096 R)
• M7: 6,652,468 km (0.105 R)
• M8: 9,103,778 km (0.093 R)
• M9: 11,391,579 km (0.09 R)
• M10: 16,719,806 km (0.118 R)
• M11: 18,587,386 km (0.116 R)
• M12: 19,264,915 km (0.116 R)
• M13: 23,074,275 km (0.099 R)
• M14: 30,977,231 km (0.082 R)
• M15: 34,790,182 km (0.087 R)
• M16: 36,166,482 km (0.091 R)
• M17: 42,680,871 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.2

Radius: 4.9

Gravity: 18.63 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.52 AU - 18.1 AU

Year: 22847 Days

Day: 19 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 98,327,661 km

• M1: 63,130 km (0.054 R)
• M2: 215,720 km (0.066 R)
• M3: 378,782 km (0.097 R)
• M4: 757,414 km (0.119 R)
• M5: 1,228,049 km (0.065 R)
• M6: 1,948,961 km (0.116 R)
• M7: 2,270,896 km (0.089 R)
• M8: 2,943,936 km (0.064 R)
• M9: 3,312,546 km (0.069 R)
• M10: 4,078,337 km (0.067 R)
• M11: 5,711,497 km (0.102 R)
• M12: 6,628,382 km (0.111 R)
• M13: 8,282,935 km (0.096 R)
• M14: 11,221,336 km (0.072 R)
• M15: 17,487,841 km (0.088 R)
• M16: 22,522,707 km (0.086 R)
• M17: 24,046,811 km (0.044 R)
• M18: 24,255,051 km (0.1 R)
• M19: 35,594,270 km (0.092 R)
• M20: 47,029,980 km (0.089 R)
• M21: 49,678,760 km (0.062 R)
• M22: 67,478,214 km (0.055 R)

Asteroid Belt

Center: 16.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.8

Radius: 6.6

Gravity: 13.52 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 16.39 AU - 18.93 AU

Year: 26972 Days

Day: 24.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,327,661 km

• M1: 82,428 km (0.117 R)
• M2: 922,720 km (0.112 R)
• M3: 1,494,034 km (0.081 R)
• M4: 2,039,617 km (0.117 R)
• M5: 2,919,253 km (0.092 R)
• M6: 3,488,922 km (0.043 R)
• M7: 5,686,365 km (0.094 R)
• M8: 6,433,606 km (0.063 R)
• M9: 7,145,692 km (0.067 R)
• M10: 11,785,470 km (0.025 R)
• M11: 14,129,519 km (0.064 R)
• M12: 46,278,101 km (0.115 R)
• M13: 49,983,790 km (0.055 R)
• M14: 55,032,718 km (0.104 R)
• M15: 55,419,728 km (0.088 R)
• M16: 58,380,120 km (0.108 R)
• M17: 67,668,951 km (0.111 R)
• M18: 68,559,208 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.2

Radius: 6.4

Gravity: 16.24 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 14.48 AU - 23.28 AU

Year: 29815 Days

Day: 24.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,327,661 km

• M1: 80,334 km (0.058 R)
• M2: 404,662 km (0.093 R)
• M3: 830,717 km (0.103 R)
• M4: 1,370,915 km (0.082 R)
• M5: 1,670,709 km (0.067 R)
• M6: 3,150,382 km (0.116 R)
• M7: 3,514,952 km (0.104 R)
• M8: 5,686,215 km (0.085 R)
• M9: 8,505,985 km (0.117 R)
• M10: 10,410,815 km (0.053 R)
• M11: 10,742,623 km (0.089 R)
• M12: 17,241,304 km (0.091 R)
• M13: 30,430,002 km (0.088 R)
• M14: 44,933,067 km (0.104 R)
• M15: 45,459,352 km (0.026 R)
• M16: 45,989,826 km (0.111 R)
• M17: 47,424,320 km (0.067 R)
• M18: 64,331,124 km (0.053 R)
• M19: 73,386,731 km (0.106 R)
• M20: 78,343,806 km (0.076 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 17,369 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit