🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.63 AU - 0.67 AU

Year: 187 Days

Day: 31.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.75 AU - 0.87 AU

Year: 260 Days

Day: 39.7 Hours

Environment

Temp: 183 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.83 AU - 0.85 AU

Year: 274 Days

Day: 22.9 Hours

Environment

Temp: 148 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,942,315 km

• M1: 69,114 km (0.115 R)

Asteroid Belt

Center: 5.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.8

Radius: 9.9

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.4 AU - 10.7 AU

Year: 12214 Days

Day: 10.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 111,942,315 km

• M1: 207,642 km (0.105 R)
• M2: 296,653 km (0.118 R)
• M3: 545,434 km (0.044 R)
• M4: 704,157 km (0.066 R)
• M5: 838,646 km (0.059 R)
• M6: 1,611,618 km (0.097 R)
• M7: 1,872,367 km (0.056 R)
• M8: 2,612,727 km (0.107 R)
• M9: 3,369,542 km (0.109 R)
• M10: 3,535,446 km (0.114 R)
• M11: 3,738,002 km (0.117 R)
• M12: 4,119,626 km (0.09 R)
• M13: 4,441,112 km (0.104 R)
• M14: 4,623,322 km (0.082 R)
• M15: 4,882,575 km (0.109 R)
• M16: 5,728,102 km (0.114 R)
• M17: 5,926,619 km (0.065 R)
• M18: 6,006,654 km (0.09 R)
• M19: 7,037,533 km (0.064 R)
• M20: 7,250,261 km (0.074 R)
• M21: 7,769,515 km (0.04 R)
• M22: 8,707,045 km (0.097 R)
• M23: 8,935,481 km (0.112 R)
• M24: 9,027,484 km (0.084 R)
• M25: 9,166,011 km (0.108 R)
• M26: 11,426,884 km (0.092 R)
• M27: 11,576,781 km (0.094 R)
• M28: 11,677,161 km (0.1 R)
• M29: 11,777,840 km (0.073 R)
• M30: 12,955,475 km (0.114 R)
• M31: 13,059,745 km (0.118 R)
• M32: 13,373,900 km (0.078 R)
• M33: 13,690,748 km (0.082 R)
• M34: 14,385,481 km (0.119 R)
• M35: 15,476,648 km (0.042 R)
• M36: 17,105,918 km (0.073 R)
• M37: 18,906,927 km (0.097 R)
• M38: 19,084,350 km (0.086 R)
• M39: 19,262,371 km (0.093 R)
• M40: 19,381,451 km (0.074 R)
• M41: 21,564,982 km (0.083 R)
• M42: 21,998,516 km (0.118 R)
• M43: 23,126,634 km (0.084 R)
• M44: 24,530,909 km (0.093 R)
• M45: 24,918,667 km (0.064 R)
• M46: 24,983,443 km (0.1 R)
• M47: 25,048,368 km (0.071 R)
• M48: 26,489,893 km (0.029 R)
• M49: 28,228,071 km (0.118 R)
• M50: 28,838,281 km (0.073 R)
• M51: 30,834,066 km (0.047 R)
• M52: 31,602,700 km (0.101 R)
• M53: 32,660,955 km (0.089 R)
• M54: 32,802,923 km (0.108 R)
• M55: 35,102,392 km (0.074 R)
• M56: 35,320,656 km (0.107 R)
• M57: 35,904,835 km (0.078 R)
• M58: 36,198,197 km (0.119 R)
• M59: 37,379,272 km (0.083 R)
• M60: 37,453,473 km (0.067 R)
• M61: 37,602,173 km (0.094 R)
• M62: 37,825,373 km (0.111 R)
• M63: 37,974,522 km (0.11 R)
• M64: 38,648,012 km (0.046 R)
• M65: 39,325,391 km (0.119 R)
• M66: 39,627,728 km (0.075 R)
• M67: 40,921,301 km (0.115 R)
• M68: 41,381,165 km (0.117 R)
• M69: 43,159,584 km (0.105 R)
• M70: 43,471,496 km (0.078 R)
• M71: 44,254,341 km (0.08 R)
• M72: 44,333,030 km (0.082 R)
• M73: 44,726,472 km (0.11 R)
• M74: 45,279,236 km (0.101 R)
• M75: 46,471,232 km (0.109 R)
• M76: 47,593,216 km (0.087 R)
• M77: 48,724,026 km (0.111 R)
• M78: 49,537,241 km (0.05 R)
• M79: 49,618,771 km (0.051 R)
• M80: 49,863,813 km (0.09 R)
• M81: 50,518,902 km (0.101 R)
• M82: 50,601,031 km (0.104 R)
• M83: 51,341,989 km (0.104 R)
• M84: 52,501,672 km (0.1 R)
• M85: 52,917,853 km (0.108 R)
• M86: 53,335,231 km (0.101 R)
• M87: 54,257,203 km (0.066 R)
• M88: 54,846,768 km (0.027 R)
• M89: 55,269,083 km (0.052 R)
• M90: 55,692,445 km (0.06 R)
• M91: 55,862,238 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974.8

Radius: 5.8

Gravity: 28.98 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 17.1 AU - 21.24 AU

Year: 29918 Days

Day: 17.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 111,942,315 km

• M1: 100,380 km (0.092 R)
• M2: 342,280 km (0.119 R)
• M3: 1,175,839 km (0.113 R)
• M4: 1,634,806 km (0.083 R)
• M5: 3,042,372 km (0.103 R)
• M6: 3,143,051 km (0.043 R)
• M7: 4,097,934 km (0.094 R)
• M8: 4,722,506 km (0.036 R)
• M9: 6,441,684 km (0.119 R)
• M10: 7,031,399 km (0.059 R)
• M11: 7,097,970 km (0.048 R)
• M12: 7,299,030 km (0.105 R)
• M13: 7,913,428 km (0.115 R)
• M14: 8,473,373 km (0.107 R)
• M15: 10,153,207 km (0.098 R)
• M16: 10,531,690 km (0.104 R)
• M17: 10,684,430 km (0.079 R)
• M18: 11,302,568 km (0.04 R)
• M19: 11,615,975 km (0.097 R)
• M20: 11,852,789 km (0.118 R)
• M21: 12,331,502 km (0.081 R)
• M22: 13,225,349 km (0.067 R)
• M23: 15,419,651 km (0.057 R)
• M24: 15,593,035 km (0.119 R)
• M25: 16,647,101 km (0.095 R)
• M26: 17,723,907 km (0.077 R)
• M27: 18,270,837 km (0.114 R)
• M28: 19,287,653 km (0.099 R)
• M29: 20,227,876 km (0.06 R)
• M30: 21,086,867 km (0.097 R)
• M31: 21,569,320 km (0.118 R)
• M32: 22,250,589 km (0.055 R)
• M33: 22,544,848 km (0.119 R)
• M34: 23,934,612 km (0.073 R)
• M35: 25,454,227 km (0.05 R)
• M36: 25,864,724 km (0.094 R)
• M37: 27,738,886 km (0.114 R)
• M38: 29,764,142 km (0.067 R)
• M39: 31,396,404 km (0.088 R)
• M40: 33,617,334 km (0.096 R)
• M41: 34,406,613 km (0.066 R)
• M42: 35,659,345 km (0.115 R)
• M43: 36,579,671 km (0.034 R)
• M44: 37,275,002 km (0.074 R)
• M45: 37,741,000 km (0.101 R)
• M46: 41,296,941 km (0.085 R)
• M47: 42,384,518 km (0.094 R)
• M48: 43,114,705 km (0.102 R)
• M49: 47,961,227 km (0.073 R)
• M50: 49,870,694 km (0.075 R)
• M51: 51,028,282 km (0.087 R)
• M52: 52,585,447 km (0.078 R)
• M53: 52,715,896 km (0.098 R)
• M54: 53,895,026 km (0.085 R)
• M55: 54,421,761 km (0.112 R)
• M56: 56,012,435 km (0.108 R)
• M57: 56,679,791 km (0.114 R)
• M58: 56,813,531 km (0.112 R)
• M59: 58,968,189 km (0.116 R)
• M60: 60,055,467 km (0.097 R)
• M61: 63,079,438 km (0.108 R)
• M62: 63,356,793 km (0.109 R)
• M63: 63,634,596 km (0.101 R)
• M64: 64,609,974 km (0.09 R)
• M65: 65,029,446 km (0.032 R)
• M66: 66,011,856 km (0.036 R)
• M67: 67,282,241 km (0.077 R)
• M68: 73,024,854 km (0.064 R)
• M69: 75,659,721 km (0.092 R)
• M70: 75,807,075 km (0.102 R)
• M71: 77,730,605 km (0.065 R)
• M72: 78,325,556 km (0.054 R)
• M73: 80,270,029 km (0.116 R)
• M74: 80,420,225 km (0.055 R)
• M75: 80,721,066 km (0.066 R)
• M76: 82,381,752 km (0.055 R)
• M77: 82,988,521 km (0.095 R)
• M78: 83,901,367 km (0.117 R)
• M79: 87,276,744 km (0.076 R)
• M80: 92,737,515 km (0.038 R)
• M81: 92,895,042 km (0.109 R)
• M82: 94,635,015 km (0.094 R)
• M83: 97,024,841 km (0.115 R)
• M84: 99,434,563 km (0.112 R)
• M85: 105,626,718 km (0.059 R)
• M86: 106,120,840 km (0.09 R)
• M87: 107,939,202 km (0.054 R)
• M88: 108,436,914 km (0.066 R)
• M89: 110,101,490 km (0.09 R)
• M90: 111,271,794 km (0.117 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 14,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit