🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 14.1

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.49 AU - 0.77 AU

Year: 333 Days

Day: 8 Hours

Environment

Temp: -145 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,367,208 km

• M1: 176,077 km (0.107 R)
• M2: 656,585 km (0.069 R)
• M3: 1,272,330 km (0.103 R)
• M4: 1,720,076 km (0.074 R)
• M5: 2,323,853 km (0.058 R)
• M6: 3,480,095 km (0.048 R)
• M7: 3,989,027 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.5

Radius: 13.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.91 AU - 2.89 AU

Year: 2479 Days

Day: 10.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,367,208 km

• M1: 169,345 km (0.104 R)
• M2: 744,997 km (0.112 R)
• M3: 1,375,852 km (0.049 R)
• M4: 1,924,277 km (0.076 R)
• M5: 2,772,647 km (0.12 R)
• M6: 3,275,745 km (0.07 R)
• M7: 4,079,534 km (0.089 R)
• M8: 4,839,641 km (0.086 R)
• M9: 5,344,384 km (0.082 R)
• M10: 5,787,642 km (0.068 R)
• M11: 6,829,143 km (0.086 R)
• M12: 7,268,213 km (0.095 R)
• M13: 9,550,328 km (0.057 R)
• M14: 12,275,552 km (0.052 R)
• M15: 15,530,204 km (0.107 R)
• M16: 16,195,914 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.5

Radius: 14.4

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.04 AU - 3.4 AU

Year: 2991 Days

Day: 10.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,367,208 km

• M1: 185,053 km (0.091 R)
• M2: 636,090 km (0.114 R)
• M3: 1,279,511 km (0.094 R)
• M4: 1,860,848 km (0.057 R)
• M5: 2,530,298 km (0.074 R)
• M6: 4,071,007 km (0.084 R)
• M7: 4,884,221 km (0.085 R)
• M8: 6,892,722 km (0.091 R)
• M9: 7,609,296 km (0.105 R)
• M10: 9,156,886 km (0.083 R)
• M11: 9,729,098 km (0.114 R)
• M12: 10,324,946 km (0.063 R)
• M13: 11,590,245 km (0.087 R)
• M14: 12,518,350 km (0.08 R)
• M15: 14,667,174 km (0.045 R)
• M16: 15,552,045 km (0.079 R)
• M17: 16,007,571 km (0.092 R)
• M18: 17,428,152 km (0.08 R)
• M19: 17,975,082 km (0.068 R)
• M20: 19,046,053 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.4

Radius: 8.6

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.59 AU - 5.31 AU

Year: 6260 Days

Day: 7.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,367,208 km

• M1: 107,561 km (0.075 R)
• M2: 407,056 km (0.094 R)
• M3: 1,064,538 km (0.109 R)
• M4: 3,383,305 km (0.069 R)
• M5: 3,805,171 km (0.059 R)
• M6: 5,103,382 km (0.112 R)
• M7: 6,710,362 km (0.111 R)
• M8: 7,263,425 km (0.112 R)
• M9: 7,570,699 km (0.087 R)
• M10: 8,252,417 km (0.066 R)
• M11: 10,938,596 km (0.054 R)
• M12: 14,397,449 km (0.034 R)
• M13: 15,951,771 km (0.077 R)
• M14: 17,752,630 km (0.118 R)
• M15: 18,452,748 km (0.055 R)
• M16: 19,098,562 km (0.031 R)
• M17: 26,679,733 km (0.119 R)
• M18: 28,442,445 km (0.076 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 13,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit