🌌 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: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.5 AU - 0.62 AU

Year: 160 Days

Day: 33 Hours

Environment

Temp: 119 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,040,907 km

• M1: 31,864 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.86 AU - 2.74 AU

Year: 1336 Days

Day: 19.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.56 AU - 2.64 AU

Year: 1605 Days

Day: 26.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.2

Radius: 14.4

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.52 AU - 8.98 AU

Year: 7474 Days

Day: 7.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 46,040,907 km

• M1: 196,422 km (0.105 R)
• M2: 380,876 km (0.097 R)
• M3: 549,772 km (0.115 R)
• M4: 726,148 km (0.062 R)
• M5: 872,754 km (0.099 R)
• M6: 989,889 km (0.11 R)
• M7: 1,256,772 km (0.113 R)
• M8: 1,484,460 km (0.099 R)
• M9: 1,611,767 km (0.11 R)
• M10: 1,726,359 km (0.053 R)
• M11: 1,826,889 km (0.105 R)
• M12: 1,929,513 km (0.089 R)
• M13: 2,304,555 km (0.083 R)
• M14: 2,510,551 km (0.086 R)
• M15: 3,165,042 km (0.104 R)
• M16: 3,416,067 km (0.112 R)
• M17: 3,522,731 km (0.075 R)
• M18: 3,673,825 km (0.087 R)
• M19: 3,915,724 km (0.078 R)
• M20: 4,072,503 km (0.065 R)
• M21: 4,163,159 km (0.097 R)
• M22: 5,228,146 km (0.101 R)
• M23: 5,677,239 km (0.089 R)
• M24: 5,906,423 km (0.078 R)
• M25: 6,479,832 km (0.117 R)
• M26: 6,586,046 km (0.034 R)
• M27: 6,962,285 km (0.066 R)
• M28: 7,877,076 km (0.079 R)
• M29: 8,305,524 km (0.1 R)
• M30: 8,918,127 km (0.12 R)
• M31: 9,545,391 km (0.069 R)
• M32: 9,696,934 km (0.042 R)
• M33: 10,032,931 km (0.084 R)
• M34: 10,497,432 km (0.097 R)
• M35: 10,716,743 km (0.084 R)
• M36: 11,000,679 km (0.1 R)
• M37: 11,095,973 km (0.11 R)
• M38: 11,802,973 km (0.049 R)
• M39: 12,096,334 km (0.096 R)
• M40: 12,458,361 km (0.063 R)
• M41: 12,723,897 km (0.066 R)
• M42: 13,091,908 km (0.085 R)
• M43: 13,565,535 km (0.119 R)
• M44: 14,148,368 km (0.107 R)
• M45: 14,879,453 km (0.117 R)
• M46: 15,373,724 km (0.107 R)
• M47: 15,515,992 km (0.116 R)
• M48: 15,837,627 km (0.107 R)
• M49: 16,523,833 km (0.069 R)
• M50: 17,330,614 km (0.074 R)
• M51: 17,738,867 km (0.109 R)
• M52: 17,888,016 km (0.027 R)
• M53: 18,300,607 km (0.043 R)
• M54: 18,716,339 km (0.098 R)
• M55: 18,868,331 km (0.102 R)
• M56: 18,982,474 km (0.085 R)
• M57: 19,364,996 km (0.088 R)
• M58: 20,332,146 km (0.078 R)
• M59: 21,117,385 km (0.092 R)
• M60: 22,032,475 km (0.083 R)
• M61: 22,233,236 km (0.091 R)
• M62: 22,595,861 km (0.099 R)
• M63: 23,245,714 km (0.069 R)
• M64: 24,688,286 km (0.106 R)
• M65: 25,022,189 km (0.044 R)
• M66: 25,231,626 km (0.113 R)
• M67: 25,905,564 km (0.027 R)
• M68: 26,585,636 km (0.102 R)
• M69: 27,486,963 km (0.117 R)
• M70: 27,919,750 km (0.094 R)
• M71: 28,267,565 km (0.11 R)
• M72: 28,704,391 km (0.086 R)
• M73: 29,231,574 km (0.102 R)
• M74: 29,408,099 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.2

Radius: 15

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.37 AU - 7.89 AU

Year: 8070 Days

Day: 13.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 46,040,907 km

• M1: 401,371 km (0.119 R)
• M2: 683,961 km (0.109 R)
• M3: 794,215 km (0.087 R)
• M4: 946,506 km (0.038 R)
• M5: 1,109,567 km (0.053 R)
• M6: 1,342,940 km (0.035 R)
• M7: 1,636,601 km (0.094 R)
• M8: 1,998,179 km (0.115 R)
• M9: 2,140,596 km (0.114 R)
• M10: 2,486,317 km (0.11 R)
• M11: 3,011,854 km (0.059 R)
• M12: 3,176,412 km (0.115 R)
• M13: 3,344,111 km (0.111 R)
• M14: 4,349,558 km (0.104 R)
• M15: 4,567,821 km (0.065 R)
• M16: 4,918,180 km (0.109 R)
• M17: 5,145,868 km (0.043 R)
• M18: 5,310,575 km (0.119 R)
• M19: 5,577,906 km (0.103 R)
• M20: 6,195,596 km (0.077 R)
• M21: 6,763,170 km (0.099 R)
• M22: 7,163,195 km (0.093 R)
• M23: 7,458,950 km (0.073 R)
• M24: 7,570,999 km (0.095 R)
• M25: 7,758,894 km (0.063 R)
• M26: 8,062,727 km (0.097 R)
• M27: 8,448,241 km (0.118 R)
• M28: 10,008,696 km (0.113 R)
• M29: 10,381,344 km (0.065 R)
• M30: 11,354,628 km (0.081 R)
• M31: 11,874,032 km (0.082 R)
• M32: 12,005,080 km (0.08 R)
• M33: 12,224,540 km (0.032 R)
• M34: 13,524,096 km (0.111 R)
• M35: 13,936,388 km (0.101 R)
• M36: 14,306,344 km (0.106 R)
• M37: 14,445,918 km (0.108 R)
• M38: 15,578,823 km (0.083 R)
• M39: 16,252,761 km (0.108 R)
• M40: 17,579,695 km (0.065 R)
• M41: 18,130,215 km (0.116 R)
• M42: 18,432,851 km (0.115 R)
• M43: 18,839,159 km (0.057 R)
• M44: 19,043,360 km (0.11 R)
• M45: 19,351,083 km (0.059 R)
• M46: 19,712,212 km (0.107 R)
• M47: 19,919,555 km (0.116 R)
• M48: 20,231,915 km (0.116 R)
• M49: 20,808,914 km (0.112 R)
• M50: 20,967,189 km (0.083 R)
• M51: 22,140,186 km (0.094 R)
• M52: 24,494,108 km (0.105 R)
• M53: 24,884,858 km (0.101 R)
• M54: 25,277,702 km (0.105 R)
• M55: 25,785,736 km (0.111 R)
• M56: 26,582,644 km (0.101 R)
• M57: 26,984,165 km (0.09 R)
• M58: 27,561,313 km (0.04 R)
• M59: 29,257,903 km (0.075 R)
• M60: 29,850,759 km (0.114 R)
• M61: 30,089,069 km (0.06 R)
• M62: 30,387,815 km (0.095 R)
• M63: 30,807,587 km (0.059 R)
• M64: 31,896,211 km (0.069 R)
• M65: 32,506,271 km (0.089 R)
• M66: 33,738,209 km (0.054 R)
• M67: 34,734,830 km (0.027 R)
• M68: 34,860,044 km (0.092 R)
• M69: 36,502,030 km (0.051 R)
• M70: 36,820,674 km (0.097 R)
• M71: 37,589,158 km (0.08 R)
• M72: 38,233,625 km (0.114 R)
• M73: 39,207,208 km (0.07 R)
• M74: 39,533,631 km (0.063 R)
• M75: 40,254,693 km (0.118 R)
• M76: 41,311,452 km (0.097 R)
• M77: 41,643,559 km (0.058 R)
• M78: 42,243,596 km (0.07 R)
• M79: 44,468,117 km (0.09 R)
• M80: 45,013,102 km (0.112 R)
• M81: 45,423,299 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 145 - 11,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit