🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.43 AU - 0.67 AU

Year: 147 Days

Day: 32.5 Hours

Environment

Temp: 217 °C

Axial Tilt: 87 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.09 AU - 1.63 AU

Year: 571 Days

Day: 21.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.98 AU - 3.18 AU

Year: 1491 Days

Day: 45 Hours

Environment

Temp: -87 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.04 AU - 4.54 AU

Year: 2655 Days

Day: 47.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,280,730 km

• M1: 324,478 km (0.097 R)
• M2: 2,376,362 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.5

Radius: 3.3

Gravity: 80.39 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 14.06 AU - 16.02 AU

Year: 20991 Days

Day: 18.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 85,280,730 km

• M1: 153,039 km (0.102 R)
• M2: 182,210 km (0.05 R)
• M3: 398,379 km (0.106 R)
• M4: 552,016 km (0.109 R)
• M5: 994,078 km (0.111 R)
• M6: 1,022,801 km (0.102 R)
• M7: 1,081,144 km (0.063 R)
• M8: 1,200,972 km (0.052 R)
• M9: 1,231,639 km (0.099 R)
• M10: 1,519,316 km (0.03 R)
• M11: 2,079,261 km (0.119 R)
• M12: 2,458,491 km (0.119 R)
• M13: 2,576,524 km (0.099 R)
• M14: 2,616,168 km (0.083 R)
• M15: 3,024,420 km (0.083 R)
• M16: 4,796,257 km (0.088 R)
• M17: 5,192,392 km (0.089 R)
• M18: 5,242,657 km (0.084 R)
• M19: 5,858,253 km (0.046 R)
• M20: 6,713,952 km (0.026 R)
• M21: 7,551,102 km (0.105 R)
• M22: 8,896,885 km (0.099 R)
• M23: 9,199,072 km (0.086 R)
• M24: 9,627,820 km (0.059 R)
• M25: 10,000,618 km (0.096 R)
• M26: 10,125,831 km (0.114 R)
• M27: 10,188,662 km (0.086 R)
• M28: 10,441,333 km (0.113 R)
• M29: 11,801,028 km (0.094 R)
• M30: 11,999,844 km (0.103 R)
• M31: 12,535,254 km (0.046 R)
• M32: 12,805,877 km (0.119 R)
• M33: 13,977,378 km (0.081 R)
• M34: 16,568,563 km (0.093 R)
• M35: 17,615,448 km (0.095 R)
• M36: 18,376,154 km (0.081 R)
• M37: 19,537,183 km (0.111 R)
• M38: 20,324,367 km (0.089 R)
• M39: 21,767,089 km (0.111 R)
• M40: 22,337,056 km (0.115 R)
• M41: 24,159,907 km (0.1 R)
• M42: 25,004,237 km (0.083 R)
• M43: 25,174,180 km (0.114 R)
• M44: 26,721,471 km (0.047 R)
• M45: 26,982,370 km (0.038 R)
• M46: 27,770,002 km (0.114 R)
• M47: 27,946,079 km (0.102 R)
• M48: 28,299,280 km (0.109 R)
• M49: 28,387,842 km (0.072 R)
• M50: 30,087,423 km (0.094 R)
• M51: 30,449,450 km (0.037 R)
• M52: 32,837,331 km (0.08 R)
• M53: 33,303,478 km (0.097 R)
• M54: 35,570,933 km (0.043 R)
• M55: 36,337,622 km (0.053 R)
• M56: 37,400,964 km (0.091 R)
• M57: 37,790,068 km (0.081 R)
• M58: 38,376,342 km (0.088 R)
• M59: 40,053,633 km (0.107 R)
• M60: 41,051,451 km (0.081 R)
• M61: 41,754,860 km (0.119 R)
• M62: 42,563,437 km (0.118 R)
• M63: 43,581,450 km (0.117 R)
• M64: 45,123,655 km (0.065 R)
• M65: 45,641,562 km (0.119 R)
• M66: 46,057,444 km (0.117 R)
• M67: 46,161,565 km (0.05 R)
• M68: 47,627,773 km (0.113 R)
• M69: 49,322,268 km (0.074 R)
• M70: 50,176,771 km (0.094 R)
• M71: 51,359,791 km (0.104 R)
• M72: 52,334,571 km (0.048 R)
• M73: 53,643,702 km (0.077 R)
• M74: 54,522,440 km (0.063 R)
• M75: 55,405,815 km (0.034 R)
• M76: 55,516,667 km (0.042 R)
• M77: 56,071,526 km (0.057 R)
• M78: 56,963,279 km (0.082 R)
• M79: 57,972,017 km (0.087 R)
• M80: 58,197,012 km (0.089 R)
• M81: 59,552,968 km (0.029 R)
• M82: 61,033,538 km (0.109 R)
• M83: 62,180,804 km (0.094 R)
• M84: 64,729,503 km (0.086 R)
• M85: 65,664,789 km (0.044 R)
• M86: 68,140,933 km (0.111 R)
• M87: 69,330,834 km (0.119 R)
• M88: 72,335,358 km (0.051 R)
• M89: 73,548,896 km (0.104 R)
• M90: 75,014,207 km (0.094 R)
• M91: 76,119,436 km (0.105 R)
• M92: 77,725,369 km (0.047 R)
• M93: 79,217,757 km (0.106 R)
• M94: 79,967,392 km (0.115 R)
• M95: 80,593,908 km (0.067 R)
• M96: 81,599,804 km (0.074 R)
• M97: 83,497,004 km (0.094 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 19,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit