🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.14 AU - 2.42 AU

Year: 1283 Days

Day: 19.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.89 AU - 2.89 AU

Year: 1831 Days

Day: 12.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,974,089 km

• M1: 33,360 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.05 AU - 4.35 AU

Year: 3209 Days

Day: 26.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 8.8

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.72 AU - 5 AU

Year: 3994 Days

Day: 14.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,974,089 km

• M1: 109,805 km (0.104 R)
• M2: 477,666 km (0.117 R)
• M3: 933,790 km (0.111 R)
• M4: 1,514,529 km (0.097 R)
• M5: 1,814,024 km (0.077 R)
• M6: 2,279,872 km (0.076 R)
• M7: 3,216,205 km (0.094 R)
• M8: 5,323,440 km (0.082 R)
• M9: 5,751,739 km (0.103 R)
• M10: 6,050,037 km (0.104 R)
• M11: 7,233,057 km (0.097 R)
• M12: 8,692,384 km (0.109 R)
• M13: 10,968,217 km (0.115 R)
• M14: 11,273,396 km (0.041 R)
• M15: 14,829,338 km (0.075 R)
• M16: 16,609,253 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.3

Radius: 10.3

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 9.6 AU - 12.68 AU

Year: 13861 Days

Day: 6.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,974,089 km

• M1: 133,292 km (0.083 R)
• M2: 943,963 km (0.062 R)
• M3: 1,457,382 km (0.104 R)
• M4: 1,843,495 km (0.087 R)
• M5: 3,690,879 km (0.092 R)
• M6: 4,184,851 km (0.033 R)
• M7: 4,975,924 km (0.111 R)
• M8: 6,421,788 km (0.11 R)
• M9: 6,893,619 km (0.071 R)
• M10: 8,265,881 km (0.073 R)
• M11: 9,162,271 km (0.108 R)
• M12: 10,926,479 km (0.102 R)
• M13: 12,182,203 km (0.105 R)
• M14: 13,595,305 km (0.047 R)
• M15: 16,164,948 km (0.058 R)
• M16: 19,444,731 km (0.066 R)
• M17: 23,052,583 km (0.114 R)
• M18: 25,789,476 km (0.104 R)
• M19: 26,681,079 km (0.06 R)
• M20: 32,926,940 km (0.063 R)
• M21: 40,611,334 km (0.069 R)
• M22: 43,324,441 km (0.101 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 19,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit