🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.1

Radius: 13.7

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.79 AU - 0.81 AU

Year: 485 Days

Day: 14.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,076,730 km

• M1: 170,392 km (0.116 R)
• M2: 717,322 km (0.12 R)
• M3: 1,166,714 km (0.042 R)
• M4: 1,620,743 km (0.039 R)
• M5: 2,864,500 km (0.101 R)
• M6: 3,436,263 km (0.038 R)
• M7: 4,423,759 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.3

Radius: 14.8

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.87 AU - 1.21 AU

Year: 719 Days

Day: 10.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,076,730 km

• M1: 184,305 km (0.084 R)
• M2: 673,340 km (0.096 R)
• M3: 1,270,684 km (0.081 R)
• M4: 1,750,893 km (0.114 R)
• M5: 2,590,287 km (0.079 R)
• M6: 3,396,021 km (0.119 R)
• M7: 4,284,932 km (0.102 R)
• M8: 4,948,698 km (0.075 R)
• M9: 5,993,040 km (0.119 R)
• M10: 7,476,752 km (0.112 R)
• M11: 8,518,252 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.8

Radius: 10.7

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.06 AU - 5.6 AU

Year: 7200 Days

Day: 7.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,076,730 km

• M1: 135,386 km (0.101 R)
• M2: 513,420 km (0.1 R)
• M3: 980,614 km (0.092 R)
• M4: 1,314,965 km (0.052 R)
• M5: 2,312,334 km (0.106 R)
• M6: 3,308,357 km (0.114 R)
• M7: 4,240,950 km (0.104 R)
• M8: 4,768,881 km (0.117 R)
• M9: 5,658,988 km (0.11 R)
• M10: 7,807,214 km (0.079 R)
• M11: 10,206,016 km (0.093 R)
• M12: 18,856,363 km (0.088 R)
• M13: 21,945,260 km (0.108 R)
• M14: 23,780,526 km (0.057 R)
• M15: 25,446,149 km (0.07 R)
• M16: 30,299,403 km (0.108 R)
• M17: 34,293,367 km (0.031 R)
• M18: 34,954,590 km (0.115 R)
• M19: 35,288,343 km (0.086 R)
• M20: 39,101,293 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.8

Radius: 5.1

Gravity: 25.79 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.35 AU - 9.87 AU

Year: 20206 Days

Day: 24.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,076,730 km

• M1: 63,429 km (0.066 R)
• M2: 330,312 km (0.105 R)
• M3: 1,114,205 km (0.103 R)
• M4: 1,446,163 km (0.087 R)
• M5: 1,749,996 km (0.043 R)
• M6: 2,972,659 km (0.099 R)
• M7: 3,350,544 km (0.071 R)
• M8: 3,639,567 km (0.055 R)
• M9: 6,671,915 km (0.085 R)
• M10: 7,176,509 km (0.081 R)
• M11: 12,504,288 km (0.118 R)
• M12: 13,556,110 km (0.086 R)
• M13: 25,913,194 km (0.067 R)
• M14: 31,875,716 km (0.093 R)
• M15: 36,135,665 km (0.073 R)
• M16: 42,436,428 km (0.082 R)
• M17: 43,213,439 km (0.099 R)
• M18: 44,635,816 km (0.068 R)
• M19: 45,116,773 km (0.115 R)
• M20: 60,615,412 km (0.099 R)
• M21: 64,619,847 km (0.087 R)
• M22: 67,525,487 km (0.1 R)
• M23: 73,372,968 km (0.102 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: 214 - 11,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit