🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.93 AU - 0.95 AU

Year: 317 Days

Day: 24.3 Hours

Environment

Temp: 142 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.97 AU - 5.73 AU

Year: 3720 Days

Day: 46.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,835,382 km

• M1: 39,045 km (0.048 R)
• M2: 2,428,422 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751

Radius: 11.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.44 AU - 7.02 AU

Year: 5415 Days

Day: 15 Hours

Environment

Temp: -141 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,835,382 km

• M1: 148,102 km (0.111 R)
• M2: 566,826 km (0.084 R)
• M3: 1,344,286 km (0.089 R)
• M4: 2,271,644 km (0.099 R)
• M5: 4,744,347 km (0.1 R)
• M6: 5,586,732 km (0.089 R)
• M7: 6,106,735 km (0.112 R)
• M8: 8,517,953 km (0.089 R)
• M9: 10,563,255 km (0.12 R)
• M10: 11,360,462 km (0.088 R)
• M11: 13,127,812 km (0.091 R)
• M12: 13,502,105 km (0.093 R)
• M13: 14,497,829 km (0.117 R)
• M14: 15,188,373 km (0.077 R)
• M15: 15,660,803 km (0.108 R)
• M16: 18,105,980 km (0.09 R)
• M17: 22,806,644 km (0.106 R)
• M18: 24,700,553 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.8

Radius: 8.3

Gravity: 14.19 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.05 AU - 8.43 AU

Year: 6784 Days

Day: 7.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,835,382 km

• M1: 103,223 km (0.111 R)
• M2: 539,749 km (0.088 R)
• M3: 1,025,493 km (0.09 R)
• M4: 1,439,880 km (0.079 R)
• M5: 2,295,280 km (0.072 R)
• M6: 2,989,115 km (0.07 R)
• M7: 3,790,810 km (0.101 R)
• M8: 4,757,811 km (0.112 R)
• M9: 5,053,566 km (0.103 R)
• M10: 5,393,153 km (0.117 R)
• M11: 6,221,775 km (0.083 R)
• M12: 7,560,527 km (0.096 R)
• M13: 7,882,312 km (0.086 R)
• M14: 8,382,268 km (0.093 R)
• M15: 8,947,598 km (0.106 R)
• M16: 10,202,724 km (0.115 R)
• M17: 12,162,456 km (0.08 R)
• M18: 12,493,217 km (0.114 R)
• M19: 13,937,136 km (0.101 R)
• M20: 15,488,915 km (0.057 R)
• M21: 16,540,588 km (0.113 R)
• M22: 22,937,991 km (0.067 R)
• M23: 31,737,338 km (0.06 R)
• M24: 35,181,530 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.6

Radius: 8.1

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.3 AU - 10.82 AU

Year: 9497 Days

Day: 8.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,835,382 km

• M1: 100,829 km (0.093 R)
• M2: 513,569 km (0.048 R)
• M3: 909,256 km (0.081 R)
• M4: 1,172,399 km (0.101 R)
• M5: 2,271,195 km (0.108 R)
• M6: 2,723,728 km (0.054 R)
• M7: 3,164,893 km (0.052 R)
• M8: 4,448,891 km (0.088 R)
• M9: 5,388,964 km (0.097 R)
• M10: 5,941,579 km (0.09 R)
• M11: 6,919,350 km (0.082 R)
• M12: 7,572,195 km (0.09 R)
• M13: 8,044,476 km (0.058 R)
• M14: 12,032,157 km (0.044 R)
• M15: 13,464,856 km (0.069 R)
• M16: 15,208,718 km (0.079 R)
• M17: 16,099,872 km (0.104 R)
• M18: 17,761,157 km (0.048 R)
• M19: 21,252,322 km (0.118 R)
• M20: 23,787,857 km (0.066 R)
• M21: 25,459,314 km (0.111 R)
• M22: 26,910,862 km (0.082 R)
• M23: 30,190,197 km (0.047 R)
• M24: 30,941,627 km (0.119 R)
• M25: 31,925,831 km (0.086 R)
• M26: 33,270,267 km (0.118 R)
• M27: 34,652,252 km (0.08 R)
• M28: 35,713,500 km (0.107 R)
• M29: 36,917,763 km (0.107 R)
• M30: 37,776,903 km (0.076 R)
• M31: 39,153,652 km (0.097 R)
• M32: 44,718,394 km (0.115 R)
• M33: 45,694,370 km (0.117 R)
• M34: 48,707,571 km (0.116 R)
• M35: 49,443,891 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.2

Radius: 7

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 18.12 AU - 21.74 AU

Year: 30985 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,835,382 km

• M1: 87,066 km (0.096 R)
• M2: 449,093 km (0.094 R)
• M3: 750,233 km (0.114 R)
• M4: 998,267 km (0.075 R)
• M5: 1,491,940 km (0.082 R)
• M6: 1,813,575 km (0.076 R)
• M7: 2,548,400 km (0.081 R)
• M8: 4,847,121 km (0.08 R)
• M9: 6,109,727 km (0.118 R)
• M10: 7,129,535 km (0.038 R)
• M11: 9,267,139 km (0.118 R)
• M12: 11,867,150 km (0.086 R)
• M13: 12,783,886 km (0.112 R)
• M14: 13,975,732 km (0.106 R)
• M15: 15,567,603 km (0.038 R)
• M16: 17,188,347 km (0.112 R)
• M17: 18,918,596 km (0.069 R)
• M18: 20,761,641 km (0.114 R)
• M19: 22,934,401 km (0.094 R)
• M20: 23,364,794 km (0.071 R)
• M21: 25,713,181 km (0.045 R)
• M22: 27,726,170 km (0.094 R)
• M23: 28,337,577 km (0.116 R)
• M24: 28,957,959 km (0.109 R)
• M25: 32,330,942 km (0.12 R)
• M26: 34,251,330 km (0.102 R)
• M27: 34,672,598 km (0.115 R)
• M28: 35,525,306 km (0.11 R)
• M29: 37,867,709 km (0.091 R)
• M30: 44,335,872 km (0.111 R)
• M31: 47,742,515 km (0.047 R)
• M32: 48,268,202 km (0.103 R)
• M33: 52,986,219 km (0.075 R)
• M34: 59,002,298 km (0.099 R)
• M35: 65,027,950 km (0.055 R)
• M36: 65,673,764 km (0.093 R)
• M37: 71,679,969 km (0.1 R)
• M38: 73,994,099 km (0.108 R)
• M39: 80,986,303 km (0.092 R)
• M40: 82,737,795 km (0.116 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 14,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit