🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.44 AU - 0.6 AU

Year: 142 Days

Day: 15.3 Hours

Environment

Temp: 195 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.72 AU - 1.12 AU

Year: 334 Days

Day: 33.3 Hours

Environment

Temp: 38 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,158,648 km

• M1: 532,419 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.18 AU - 2.64 AU

Year: 1417 Days

Day: 17.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.63 AU - 2.83 AU

Year: 1708 Days

Day: 22.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,158,648 km

• M1: 1,475,783 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.8 AU - 3.58 AU

Year: 2158 Days

Day: 30.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,158,648 km

• M1: 194,477 km (0.093 R)

Asteroid Belt

Center: 10.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 18.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.3

Radius: 4.7

Gravity: 37.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 14.48 AU - 22.46 AU

Year: 30064 Days

Day: 16.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 106,158,648 km

• M1: 67,917 km (0.103 R)
• M2: 293,661 km (0.112 R)
• M3: 555,606 km (0.116 R)
• M4: 609,761 km (0.09 R)
• M5: 665,860 km (0.075 R)
• M6: 753,225 km (0.098 R)
• M7: 1,071,270 km (0.095 R)
• M8: 1,464,563 km (0.119 R)
• M9: 1,736,233 km (0.08 R)
• M10: 1,816,717 km (0.104 R)
• M11: 1,981,424 km (0.099 R)
• M12: 3,165,192 km (0.091 R)
• M13: 4,579,640 km (0.106 R)
• M14: 4,747,488 km (0.1 R)
• M15: 4,860,435 km (0.092 R)
• M16: 4,917,282 km (0.082 R)
• M17: 5,031,575 km (0.119 R)
• M18: 5,321,196 km (0.093 R)
• M19: 5,616,353 km (0.105 R)
• M20: 6,038,368 km (0.105 R)
• M21: 7,040,674 km (0.091 R)
• M22: 7,169,628 km (0.106 R)
• M23: 9,548,383 km (0.097 R)
• M24: 10,050,883 km (0.114 R)
• M25: 10,635,661 km (0.096 R)
• M26: 11,382,154 km (0.075 R)
• M27: 11,761,684 km (0.086 R)
• M28: 12,533,160 km (0.117 R)
• M29: 12,689,490 km (0.102 R)
• M30: 12,767,879 km (0.094 R)
• M31: 13,400,678 km (0.06 R)
• M32: 13,560,449 km (0.056 R)
• M33: 14,368,726 km (0.058 R)
• M34: 14,450,406 km (0.103 R)
• M35: 15,862,760 km (0.106 R)
• M36: 16,542,533 km (0.098 R)
• M37: 18,194,542 km (0.104 R)
• M38: 18,905,581 km (0.113 R)
• M39: 20,446,887 km (0.103 R)
• M40: 20,538,740 km (0.073 R)
• M41: 20,630,743 km (0.103 R)
• M42: 21,000,399 km (0.084 R)
• M43: 21,933,741 km (0.111 R)
• M44: 22,310,877 km (0.104 R)
• M45: 23,840,814 km (0.073 R)
• M46: 25,800,397 km (0.088 R)
• M47: 28,526,369 km (0.099 R)
• M48: 28,937,913 km (0.093 R)
• M49: 33,918,774 km (0.079 R)
• M50: 36,006,113 km (0.1 R)
• M51: 37,121,365 km (0.074 R)
• M52: 38,474,478 km (0.077 R)
• M53: 38,701,568 km (0.09 R)
• M54: 40,418,801 km (0.045 R)
• M55: 41,927,197 km (0.074 R)
• M56: 42,629,559 km (0.074 R)
• M57: 43,217,778 km (0.11 R)
• M58: 44,402,294 km (0.066 R)
• M59: 46,319,690 km (0.066 R)
• M60: 47,410,108 km (0.073 R)
• M61: 48,386,384 km (0.099 R)
• M62: 49,492,660 km (0.051 R)
• M63: 52,231,797 km (0.064 R)
• M64: 52,609,083 km (0.095 R)
• M65: 52,987,267 km (0.087 R)
• M66: 55,916,692 km (0.102 R)
• M67: 56,302,655 km (0.119 R)
• M68: 56,431,608 km (0.078 R)
• M69: 58,245,781 km (0.114 R)
• M70: 59,029,076 km (0.085 R)
• M71: 63,399,578 km (0.112 R)
• M72: 64,474,588 km (0.081 R)
• M73: 66,642,859 km (0.096 R)
• M74: 68,422,027 km (0.041 R)
• M75: 70,216,753 km (0.041 R)
• M76: 72,727,154 km (0.079 R)
• M77: 73,993,500 km (0.071 R)
• M78: 74,134,571 km (0.058 R)
• M79: 78,842,267 km (0.069 R)
• M80: 78,986,479 km (0.113 R)
• M81: 79,708,588 km (0.059 R)
• M82: 85,267,645 km (0.037 R)
• M83: 85,860,202 km (0.069 R)
• M84: 87,347,205 km (0.101 R)
• M85: 91,404,299 km (0.041 R)
• M86: 92,618,286 km (0.077 R)
• M87: 94,296,026 km (0.097 R)
• M88: 97,681,575 km (0.106 R)
• M89: 97,836,409 km (0.11 R)
• M90: 98,611,924 km (0.089 R)
• M91: 99,544,966 km (0.057 R)
• M92: 104,888,004 km (0.113 R)
• M93: 105,205,151 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 14,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit