🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.93 AU - 1.01 AU

Year: 354 Days

Day: 30.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 27,006,500 km

• M1: 47,572 km (0.095 R)
• M2: 362,476 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.74 AU - 2.7 AU

Year: 1227 Days

Day: 25.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,006,500 km

• M1: 107,262 km (0.081 R)

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.2

Radius: 13.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.55 AU - 4.95 AU

Year: 3839 Days

Day: 14.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 27,006,500 km

• M1: 181,163 km (0.113 R)
• M2: 290,669 km (0.115 R)
• M3: 445,054 km (0.051 R)
• M4: 848,370 km (0.115 R)
• M5: 1,045,839 km (0.083 R)
• M6: 1,204,562 km (0.085 R)
• M7: 1,458,579 km (0.06 R)
• M8: 1,653,356 km (0.112 R)
• M9: 2,002,966 km (0.107 R)
• M10: 2,446,972 km (0.073 R)
• M11: 2,644,142 km (0.05 R)
• M12: 3,073,937 km (0.106 R)
• M13: 3,287,413 km (0.07 R)
• M14: 3,485,780 km (0.077 R)
• M15: 3,586,609 km (0.115 R)
• M16: 3,832,398 km (0.113 R)
• M17: 4,471,331 km (0.098 R)
• M18: 4,603,126 km (0.047 R)
• M19: 4,736,269 km (0.103 R)
• M20: 4,961,114 km (0.094 R)
• M21: 5,374,752 km (0.058 R)
• M22: 5,468,251 km (0.036 R)
• M23: 5,751,889 km (0.102 R)
• M24: 5,895,652 km (0.084 R)
• M25: 6,113,467 km (0.047 R)
• M26: 6,408,025 km (0.096 R)
• M27: 6,632,122 km (0.108 R)
• M28: 8,434,777 km (0.11 R)
• M29: 8,735,618 km (0.108 R)
• M30: 9,151,500 km (0.102 R)
• M31: 9,602,388 km (0.031 R)
• M32: 9,773,229 km (0.106 R)
• M33: 9,973,989 km (0.097 R)
• M34: 10,176,096 km (0.119 R)
• M35: 11,117,366 km (0.103 R)
• M36: 11,357,022 km (0.072 R)
• M37: 11,872,087 km (0.076 R)
• M38: 12,178,613 km (0.12 R)
• M39: 12,332,848 km (0.099 R)
• M40: 12,518,799 km (0.077 R)
• M41: 12,830,860 km (0.055 R)
• M42: 13,622,233 km (0.111 R)
• M43: 13,911,106 km (0.095 R)
• M44: 14,007,746 km (0.093 R)
• M45: 14,691,109 km (0.079 R)
• M46: 14,855,368 km (0.119 R)
• M47: 14,954,252 km (0.07 R)
• M48: 15,385,393 km (0.047 R)
• M49: 16,056,489 km (0.116 R)
• M50: 16,225,834 km (0.108 R)
• M51: 16,327,560 km (0.086 R)
• M52: 16,702,901 km (0.065 R)
• M53: 16,908,898 km (0.098 R)
• M54: 17,531,674 km (0.108 R)
• M55: 18,021,307 km (0.117 R)
• M56: 18,197,384 km (0.057 R)
• M57: 19,049,942 km (0.085 R)
• M58: 19,698,000 km (0.084 R)
• M59: 19,915,665 km (0.082 R)
• M60: 20,389,891 km (0.11 R)
• M61: 21,312,461 km (0.084 R)
• M62: 22,931,110 km (0.1 R)
• M63: 23,045,402 km (0.091 R)
• M64: 23,198,291 km (0.079 R)
• M65: 23,543,414 km (0.11 R)
• M66: 23,928,927 km (0.076 R)
• M67: 24,316,386 km (0.117 R)
• M68: 24,862,418 km (0.117 R)
• M69: 25,294,457 km (0.031 R)
• M70: 25,728,739 km (0.103 R)
• M71: 26,285,243 km (0.109 R)
• M72: 26,604,934 km (0.08 R)
• M73: 26,725,211 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 20,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit