🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.8

Radius: 14.8

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.38 AU - 1.46 AU

Year: 1128 Days

Day: 12 Hours

Environment

Temp: -180 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 28,766,045 km

• M1: 184,005 km (0.062 R)
• M2: 725,250 km (0.1 R)
• M3: 2,156,603 km (0.082 R)
• M4: 2,808,401 km (0.117 R)
• M5: 3,282,476 km (0.078 R)
• M6: 4,208,039 km (0.117 R)
• M7: 5,088,123 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241

Radius: 9.5

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.61 AU - 1.97 AU

Year: 1597 Days

Day: 6.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,766,045 km

• M1: 118,332 km (0.097 R)
• M2: 449,841 km (0.114 R)
• M3: 821,592 km (0.064 R)
• M4: 1,139,936 km (0.094 R)
• M5: 1,526,197 km (0.056 R)
• M6: 2,129,226 km (0.06 R)
• M7: 2,579,217 km (0.096 R)
• M8: 2,999,587 km (0.111 R)
• M9: 4,010,270 km (0.095 R)
• M10: 5,100,988 km (0.059 R)
• M11: 5,644,776 km (0.108 R)
• M12: 6,056,619 km (0.114 R)
• M13: 6,644,240 km (0.073 R)
• M14: 7,365,152 km (0.065 R)
• M15: 8,319,138 km (0.081 R)
• M16: 8,690,739 km (0.107 R)
• M17: 9,017,909 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.7

Radius: 12.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.68 AU - 3.28 AU

Year: 3430 Days

Day: 5.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 63.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,766,045 km

• M1: 155,582 km (0.042 R)
• M2: 558,898 km (0.074 R)
• M3: 1,062,444 km (0.11 R)
• M4: 1,453,044 km (0.071 R)
• M5: 1,894,358 km (0.059 R)
• M6: 2,797,779 km (0.056 R)
• M7: 3,455,561 km (0.062 R)
• M8: 3,870,845 km (0.111 R)
• M9: 4,361,975 km (0.079 R)
• M10: 5,905,226 km (0.092 R)
• M11: 6,335,619 km (0.12 R)
• M12: 7,169,328 km (0.063 R)
• M13: 8,743,098 km (0.1 R)
• M14: 9,339,545 km (0.036 R)
• M15: 9,776,819 km (0.055 R)
• M16: 10,497,133 km (0.118 R)
• M17: 11,457,402 km (0.098 R)
• M18: 14,113,811 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602

Radius: 14.3

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.75 AU - 3.87 AU

Year: 4959 Days

Day: 8.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,766,045 km

• M1: 177,872 km (0.094 R)
• M2: 926,759 km (0.11 R)
• M3: 1,721,871 km (0.107 R)
• M4: 2,924,339 km (0.117 R)
• M5: 4,704,554 km (0.09 R)
• M6: 6,414,906 km (0.071 R)
• M7: 7,124,000 km (0.098 R)
• M8: 7,601,965 km (0.088 R)
• M9: 8,396,779 km (0.08 R)
• M10: 12,142,261 km (0.048 R)
• M11: 14,059,956 km (0.12 R)
• M12: 15,998,146 km (0.063 R)
• M13: 19,792,995 km (0.039 R)
• M14: 23,922,794 km (0.094 R)
• M15: 25,549,970 km (0.062 R)
• M16: 28,594,885 km (0.053 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 19,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit