🌌 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: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.7 AU

Year: 156 Days

Day: 15 Hours

Environment

Temp: 210 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.32 AU - 1.5 AU

Year: 624 Days

Day: 33.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.69 AU - 1.83 AU

Year: 870 Days

Day: 45.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.79 AU - 4.09 AU

Year: 2378 Days

Day: 29.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,100,426 km

• M1: 271,371 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.5

Radius: 8.7

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.42 AU - 5.38 AU

Year: 4043 Days

Day: 6.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 101,100,426 km

• M1: 199,115 km (0.113 R)
• M2: 421,417 km (0.117 R)
• M3: 508,633 km (0.067 R)
• M4: 602,879 km (0.095 R)
• M5: 1,162,824 km (0.076 R)
• M6: 1,310,926 km (0.105 R)
• M7: 1,423,424 km (0.092 R)
• M8: 1,549,984 km (0.119 R)
• M9: 1,658,292 km (0.077 R)
• M10: 1,758,074 km (0.088 R)
• M11: 1,859,950 km (0.06 R)
• M12: 2,045,751 km (0.087 R)
• M13: 2,250,102 km (0.084 R)
• M14: 2,336,120 km (0.112 R)
• M15: 2,398,353 km (0.109 R)
• M16: 2,499,032 km (0.096 R)
• M17: 2,969,368 km (0.03 R)
• M18: 3,382,408 km (0.05 R)
• M19: 3,610,096 km (0.106 R)
• M20: 4,065,621 km (0.085 R)
• M21: 4,353,747 km (0.081 R)
• M22: 4,492,574 km (0.047 R)
• M23: 4,632,896 km (0.081 R)
• M24: 5,030,378 km (0.106 R)
• M25: 5,192,542 km (0.041 R)
• M26: 5,455,535 km (0.095 R)
• M27: 5,926,170 km (0.049 R)
• M28: 6,270,395 km (0.118 R)
• M29: 6,479,981 km (0.096 R)
• M30: 6,691,962 km (0.094 R)
• M31: 7,159,156 km (0.115 R)
• M32: 7,268,512 km (0.104 R)
• M33: 8,258,102 km (0.12 R)
• M34: 8,372,694 km (0.074 R)
• M35: 8,507,182 km (0.041 R)
• M36: 8,973,778 km (0.055 R)
• M37: 9,091,811 km (0.107 R)
• M38: 9,369,015 km (0.078 R)
• M39: 9,891,112 km (0.062 R)
• M40: 10,033,380 km (0.114 R)
• M41: 10,546,949 km (0.105 R)
• M42: 11,577,978 km (0.076 R)
• M43: 11,835,436 km (0.112 R)
• M44: 12,094,838 km (0.039 R)
• M45: 12,290,512 km (0.079 R)
• M46: 12,377,877 km (0.114 R)
• M47: 12,597,038 km (0.079 R)
• M48: 12,751,274 km (0.106 R)
• M49: 13,329,619 km (0.092 R)
• M50: 13,825,686 km (0.116 R)
• M51: 13,916,492 km (0.059 R)
• M52: 14,167,367 km (0.095 R)
• M53: 14,581,155 km (0.101 R)
• M54: 14,882,295 km (0.102 R)
• M55: 15,420,399 km (0.111 R)
• M56: 15,751,010 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.4

Radius: 6

Gravity: 25.65 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 17.06 AU - 17.16 AU

Year: 26383 Days

Day: 15.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 101,100,426 km

• M1: 191,186 km (0.115 R)
• M2: 241,900 km (0.118 R)
• M3: 547,977 km (0.109 R)
• M4: 852,708 km (0.043 R)
• M5: 1,007,093 km (0.109 R)
• M6: 1,485,806 km (0.073 R)
• M7: 2,026,453 km (0.056 R)
• M8: 2,108,283 km (0.108 R)
• M9: 2,233,197 km (0.049 R)
• M10: 3,079,622 km (0.03 R)
• M11: 3,511,960 km (0.057 R)
• M12: 4,919,676 km (0.087 R)
• M13: 5,030,079 km (0.093 R)
• M14: 5,885,031 km (0.092 R)
• M15: 6,061,407 km (0.056 R)
• M16: 6,299,267 km (0.119 R)
• M17: 6,419,394 km (0.12 R)
• M18: 6,479,682 km (0.108 R)
• M19: 7,218,396 km (0.065 R)
• M20: 7,854,038 km (0.079 R)
• M21: 7,918,664 km (0.037 R)
• M22: 9,935,991 km (0.115 R)
• M23: 10,005,854 km (0.09 R)
• M24: 10,286,948 km (0.056 R)
• M25: 12,027,070 km (0.043 R)
• M26: 12,101,570 km (0.102 R)
• M27: 12,251,018 km (0.068 R)
• M28: 14,326,988 km (0.102 R)
• M29: 15,445,531 km (0.09 R)
• M30: 15,851,839 km (0.074 R)
• M31: 15,933,520 km (0.109 R)
• M32: 16,097,180 km (0.103 R)
• M33: 18,965,569 km (0.079 R)
• M34: 19,926,736 km (0.115 R)
• M35: 20,546,669 km (0.113 R)
• M36: 21,714,580 km (0.055 R)
• M37: 22,627,576 km (0.107 R)
• M38: 22,903,883 km (0.111 R)
• M39: 23,274,138 km (0.06 R)
• M40: 24,020,481 km (0.104 R)
• M41: 24,208,227 km (0.033 R)
• M42: 24,774,604 km (0.032 R)
• M43: 25,824,332 km (0.109 R)
• M44: 26,888,422 km (0.062 R)
• M45: 31,490,651 km (0.118 R)
• M46: 32,626,697 km (0.114 R)
• M47: 33,252,016 km (0.081 R)
• M48: 33,566,172 km (0.075 R)
• M49: 33,671,190 km (0.042 R)
• M50: 34,938,882 km (0.06 R)
• M51: 36,761,283 km (0.11 R)
• M52: 36,869,442 km (0.101 R)
• M53: 37,303,276 km (0.1 R)
• M54: 38,175,731 km (0.12 R)
• M55: 41,057,584 km (0.115 R)
• M56: 45,393,529 km (0.115 R)
• M57: 48,324,301 km (0.102 R)
• M58: 48,680,045 km (0.045 R)
• M59: 49,513,604 km (0.084 R)
• M60: 49,752,661 km (0.119 R)
• M61: 50,833,057 km (0.116 R)
• M62: 52,528,899 km (0.08 R)
• M63: 53,016,887 km (0.105 R)
• M64: 55,107,368 km (0.111 R)
• M65: 58,735,116 km (0.084 R)
• M66: 59,622,381 km (0.094 R)
• M67: 60,513,984 km (0.103 R)
• M68: 63,215,123 km (0.063 R)
• M69: 63,864,079 km (0.036 R)
• M70: 65,168,572 km (0.106 R)
• M71: 66,350,096 km (0.077 R)
• M72: 69,134,412 km (0.088 R)
• M73: 72,769,790 km (0.037 R)
• M74: 73,586,145 km (0.077 R)
• M75: 77,573,976 km (0.093 R)
• M76: 81,067,834 km (0.096 R)
• M77: 81,349,527 km (0.088 R)
• M78: 82,055,180 km (0.098 R)
• M79: 82,904,746 km (0.073 R)
• M80: 85,184,468 km (0.032 R)
• M81: 85,327,633 km (0.049 R)
• M82: 86,188,270 km (0.094 R)
• M83: 86,907,686 km (0.119 R)
• M84: 87,918,220 km (0.044 R)
• M85: 90,826,702 km (0.082 R)
• M86: 92,587,020 km (0.119 R)
• M87: 93,028,782 km (0.064 R)
• M88: 94,358,558 km (0.089 R)
• M89: 94,654,762 km (0.107 R)
• M90: 95,694,467 km (0.098 R)
• M91: 96,290,165 km (0.118 R)
• M92: 98,384,984 km (0.12 R)
• M93: 98,685,527 km (0.118 R)
• M94: 98,835,872 km (0.104 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 10,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit