🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.03 AU - 1.45 AU

Year: 590 Days

Day: 12.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.22 AU - 1.54 AU

Year: 693 Days

Day: 30.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.5 AU - 2.36 AU

Year: 1146 Days

Day: 16.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,400,462 km

• M1: 98,286 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.01 AU - 2.17 AU

Year: 1292 Days

Day: 42.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,400,462 km

• M1: 362,027 km (0.115 R)
• M2: 2,106,338 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.8

Radius: 13.2

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.46 AU - 8.64 AU

Year: 8002 Days

Day: 10.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,400,462 km

• M1: 164,258 km (0.066 R)
• M2: 593,904 km (0.097 R)
• M3: 1,044,642 km (0.065 R)
• M4: 1,474,885 km (0.095 R)
• M5: 2,210,757 km (0.09 R)
• M6: 3,675,769 km (0.098 R)
• M7: 4,733,875 km (0.095 R)
• M8: 5,678,735 km (0.045 R)
• M9: 7,447,580 km (0.114 R)
• M10: 8,240,599 km (0.114 R)
• M11: 9,559,005 km (0.091 R)
• M12: 11,656,816 km (0.103 R)
• M13: 13,616,548 km (0.086 R)
• M14: 14,170,210 km (0.11 R)
• M15: 16,675,226 km (0.055 R)
• M16: 17,096,194 km (0.085 R)
• M17: 18,550,884 km (0.098 R)
• M18: 20,563,424 km (0.1 R)
• M19: 21,955,731 km (0.073 R)
• M20: 23,938,202 km (0.075 R)
• M21: 30,599,496 km (0.088 R)
• M22: 32,958,804 km (0.053 R)
• M23: 35,437,192 km (0.069 R)
• M24: 35,900,796 km (0.106 R)
• M25: 36,486,023 km (0.112 R)
• M26: 37,795,752 km (0.111 R)
• M27: 41,784,480 km (0.087 R)
• M28: 42,692,988 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.9

Radius: 9.4

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.18 AU - 10.74 AU

Year: 11465 Days

Day: 5.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,400,462 km

• M1: 117,135 km (0.093 R)
• M2: 630,705 km (0.034 R)
• M3: 1,129,165 km (0.062 R)
• M4: 1,433,596 km (0.085 R)
• M5: 1,777,522 km (0.09 R)
• M6: 2,571,737 km (0.078 R)
• M7: 3,353,835 km (0.108 R)
• M8: 3,855,885 km (0.087 R)
• M9: 4,944,060 km (0.081 R)
• M10: 6,419,544 km (0.069 R)
• M11: 6,738,636 km (0.072 R)
• M12: 8,354,742 km (0.103 R)
• M13: 9,583,539 km (0.108 R)
• M14: 10,322,253 km (0.089 R)
• M15: 12,642,516 km (0.052 R)
• M16: 13,337,099 km (0.074 R)
• M17: 16,224,787 km (0.111 R)
• M18: 16,893,788 km (0.054 R)
• M19: 17,970,893 km (0.064 R)
• M20: 20,007,070 km (0.093 R)
• M21: 21,124,566 km (0.118 R)
• M22: 24,726,583 km (0.093 R)
• M23: 25,812,215 km (0.119 R)
• M24: 26,621,390 km (0.082 R)
• M25: 28,826,163 km (0.077 R)
• M26: 30,250,335 km (0.066 R)
• M27: 30,923,376 km (0.08 R)
• M28: 33,835,149 km (0.096 R)
• M29: 36,924,794 km (0.114 R)
• M30: 38,734,629 km (0.103 R)
• M31: 39,395,103 km (0.076 R)
• M32: 40,602,956 km (0.051 R)
• M33: 46,567,424 km (0.067 R)
• M34: 49,602,465 km (0.105 R)
• M35: 56,400,492 km (0.107 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: 250 - 19,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit