🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.52 AU - 0.72 AU

Year: 180 Days

Day: 15.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.59 AU - 0.77 AU

Year: 207 Days

Day: 20.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 82.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.78 AU - 2.32 AU

Year: 1083 Days

Day: 44.7 Hours

Environment

Temp: -67 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.77 AU - 2.47 AU

Year: 1139 Days

Day: 20.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,998,339 km

• M1: 1,995,785 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.1 AU - 4.54 AU

Year: 2755 Days

Day: 17.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,998,339 km

• M1: 398,379 km (0.092 R)

Asteroid Belt

Center: 10.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.8

Radius: 6.3

Gravity: 20.15 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 14.88 AU - 19.8 AU

Year: 26641 Days

Day: 18 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 96,998,339 km

• M1: 222,003 km (0.091 R)
• M2: 768,185 km (0.071 R)
• M3: 882,927 km (0.053 R)
• M4: 1,097,600 km (0.025 R)
• M5: 1,574,518 km (0.112 R)
• M6: 1,989,951 km (0.092 R)
• M7: 2,109,031 km (0.084 R)
• M8: 2,271,344 km (0.097 R)
• M9: 4,006,979 km (0.06 R)
• M10: 4,107,210 km (0.111 R)
• M11: 4,464,898 km (0.103 R)
• M12: 5,319,401 km (0.07 R)
• M13: 5,540,806 km (0.108 R)
• M14: 6,165,227 km (0.073 R)
• M15: 7,790,459 km (0.094 R)
• M16: 8,488,333 km (0.088 R)
• M17: 8,747,137 km (0.08 R)
• M18: 9,673,148 km (0.116 R)
• M19: 10,216,188 km (0.08 R)
• M20: 10,560,562 km (0.12 R)
• M21: 11,545,066 km (0.062 R)
• M22: 11,688,082 km (0.072 R)
• M23: 11,831,696 km (0.04 R)
• M24: 12,632,044 km (0.101 R)
• M25: 13,374,798 km (0.1 R)
• M26: 13,449,896 km (0.091 R)
• M27: 13,600,391 km (0.105 R)
• M28: 13,827,182 km (0.12 R)
• M29: 14,824,551 km (0.065 R)
• M30: 15,607,396 km (0.034 R)
• M31: 15,765,671 km (0.079 R)
• M32: 16,163,452 km (0.092 R)
• M33: 17,870,064 km (0.097 R)
• M34: 17,952,792 km (0.12 R)
• M35: 18,035,519 km (0.09 R)
• M36: 19,462,683 km (0.097 R)
• M37: 21,275,360 km (0.103 R)
• M38: 21,802,992 km (0.113 R)
• M39: 22,246,101 km (0.115 R)
• M40: 22,602,593 km (0.066 R)
• M41: 23,865,498 km (0.053 R)
• M42: 23,956,603 km (0.117 R)
• M43: 25,429,544 km (0.097 R)
• M44: 26,553,323 km (0.098 R)
• M45: 27,121,346 km (0.108 R)
• M46: 27,693,408 km (0.096 R)
• M47: 31,207,911 km (0.12 R)
• M48: 31,407,175 km (0.068 R)
• M49: 33,934,332 km (0.081 R)
• M50: 34,756,821 km (0.083 R)
• M51: 35,793,983 km (0.077 R)
• M52: 38,537,907 km (0.119 R)
• M53: 39,073,318 km (0.092 R)
• M54: 40,259,779 km (0.12 R)
• M55: 41,130,139 km (0.12 R)
• M56: 43,221,966 km (0.12 R)
• M57: 43,778,171 km (0.068 R)
• M58: 44,448,669 km (0.028 R)
• M59: 46,026,627 km (0.084 R)
• M60: 46,708,345 km (0.118 R)
• M61: 46,822,338 km (0.075 R)
• M62: 48,197,143 km (0.059 R)
• M63: 49,469,024 km (0.104 R)
• M64: 49,817,737 km (0.104 R)
• M65: 49,934,124 km (0.108 R)
• M66: 50,050,660 km (0.06 R)
• M67: 50,517,705 km (0.101 R)
• M68: 53,231,111 km (0.057 R)
• M69: 53,707,730 km (0.106 R)
• M70: 54,425,501 km (0.079 R)
• M71: 56,112,516 km (0.096 R)
• M72: 57,327,998 km (0.102 R)
• M73: 57,938,956 km (0.115 R)
• M74: 60,652,811 km (0.063 R)
• M75: 65,564,558 km (0.105 R)
• M76: 65,947,529 km (0.09 R)
• M77: 66,459,452 km (0.117 R)
• M78: 69,038,969 km (0.112 R)
• M79: 69,819,121 km (0.063 R)
• M80: 70,863,913 km (0.052 R)
• M81: 74,561,224 km (0.071 R)
• M82: 75,227,982 km (0.101 R)
• M83: 80,633,252 km (0.025 R)
• M84: 84,351,807 km (0.084 R)
• M85: 84,768,437 km (0.093 R)
• M86: 86,441,838 km (0.104 R)
• M87: 87,563,374 km (0.095 R)
• M88: 87,703,846 km (0.114 R)
• M89: 88,126,011 km (0.086 R)
• M90: 88,548,775 km (0.112 R)
• M91: 92,669,747 km (0.101 R)
• M92: 93,243,156 km (0.044 R)
• M93: 94,249,351 km (0.059 R)
• M94: 95,548,160 km (0.118 R)
• M95: 96,272,363 km (0.107 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: 226 - 16,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit