🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.56 AU - 0.62 AU

Year: 166 Days

Day: 15.5 Hours

Environment

Temp: 238 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.26 AU - 2.7 AU

Year: 1426 Days

Day: 39.8 Hours

Environment

Temp: -82 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,741,364 km

• M1: 704,008 km (0.057 R)
• M2: 1,121,685 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.39 AU - 3.19 AU

Year: 1702 Days

Day: 29.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.56 AU - 3.82 AU

Year: 2081 Days

Day: 16.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.35 AU - 4.95 AU

Year: 3088 Days

Day: 33.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.8

Radius: 8.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.71 AU - 7.39 AU

Year: 5435 Days

Day: 7.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 29,741,364 km

• M1: 125,812 km (0.119 R)
• M2: 278,850 km (0.063 R)
• M3: 396,883 km (0.115 R)
• M4: 570,566 km (0.104 R)
• M5: 647,310 km (0.063 R)
• M6: 917,783 km (0.037 R)
• M7: 1,212,640 km (0.097 R)
• M8: 1,314,068 km (0.12 R)
• M9: 1,450,202 km (0.092 R)
• M10: 1,525,449 km (0.077 R)
• M11: 2,113,668 km (0.044 R)
• M12: 2,175,003 km (0.088 R)
• M13: 2,236,787 km (0.118 R)
• M14: 2,362,300 km (0.095 R)
• M15: 2,490,206 km (0.058 R)
• M16: 2,997,044 km (0.101 R)
• M17: 3,066,158 km (0.104 R)
• M18: 3,711,822 km (0.105 R)
• M19: 3,860,971 km (0.049 R)
• M20: 3,996,956 km (0.1 R)
• M21: 4,057,842 km (0.111 R)
• M22: 4,764,842 km (0.062 R)
• M23: 4,894,543 km (0.065 R)
• M24: 5,008,986 km (0.118 R)
• M25: 5,157,387 km (0.089 R)
• M26: 5,240,563 km (0.1 R)
• M27: 5,714,190 km (0.093 R)
• M28: 5,834,766 km (0.053 R)
• M29: 6,060,958 km (0.098 R)
• M30: 6,183,927 km (0.111 R)
• M31: 6,254,687 km (0.11 R)
• M32: 6,343,399 km (0.093 R)
• M33: 6,486,115 km (0.118 R)
• M34: 6,576,023 km (0.045 R)
• M35: 6,630,028 km (0.07 R)
• M36: 6,756,887 km (0.116 R)
• M37: 6,811,341 km (0.112 R)
• M38: 6,939,396 km (0.116 R)
• M39: 7,012,849 km (0.109 R)
• M40: 7,105,001 km (0.032 R)
• M41: 7,346,602 km (0.115 R)
• M42: 7,477,799 km (0.118 R)
• M43: 8,165,052 km (0.097 R)
• M44: 8,713,478 km (0.095 R)
• M45: 8,812,661 km (0.111 R)
• M46: 8,912,144 km (0.043 R)
• M47: 8,972,132 km (0.084 R)
• M48: 9,233,330 km (0.114 R)
• M49: 9,334,458 km (0.076 R)
• M50: 9,640,087 km (0.063 R)
• M51: 9,866,428 km (0.069 R)
• M52: 9,949,006 km (0.087 R)
• M53: 10,032,033 km (0.026 R)
• M54: 10,576,719 km (0.094 R)
• M55: 11,109,587 km (0.055 R)
• M56: 11,195,605 km (0.093 R)
• M57: 11,303,615 km (0.072 R)
• M58: 11,433,466 km (0.117 R)
• M59: 11,694,814 km (0.117 R)
• M60: 11,782,478 km (0.116 R)
• M61: 12,580,283 km (0.03 R)
• M62: 12,963,254 km (0.097 R)
• M63: 13,948,655 km (0.101 R)
• M64: 14,041,555 km (0.117 R)
• M65: 14,274,629 km (0.115 R)
• M66: 14,556,172 km (0.054 R)
• M67: 14,910,569 km (0.118 R)
• M68: 15,124,644 km (0.108 R)
• M69: 15,387,637 km (0.062 R)
• M70: 15,990,816 km (0.086 R)
• M71: 16,088,054 km (0.109 R)
• M72: 16,161,208 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.2

Radius: 11.1

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5 AU - 7.34 AU

Year: 5598 Days

Day: 11.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 29,741,364 km

• M1: 181,911 km (0.073 R)
• M2: 315,502 km (0.105 R)
• M3: 530,324 km (0.061 R)
• M4: 617,390 km (0.085 R)
• M5: 709,991 km (0.082 R)
• M6: 807,829 km (0.118 R)
• M7: 924,066 km (0.067 R)
• M8: 1,159,683 km (0.077 R)
• M9: 1,655,600 km (0.109 R)
• M10: 2,014,934 km (0.03 R)
• M11: 2,231,402 km (0.102 R)
• M12: 3,027,711 km (0.109 R)
• M13: 3,640,464 km (0.091 R)
• M14: 3,905,252 km (0.056 R)
• M15: 4,062,629 km (0.118 R)
• M16: 4,268,177 km (0.084 R)
• M17: 4,571,262 km (0.109 R)
• M18: 4,953,784 km (0.076 R)
• M19: 5,521,957 km (0.062 R)
• M20: 6,241,522 km (0.033 R)
• M21: 6,692,859 km (0.088 R)
• M22: 7,852,991 km (0.111 R)
• M23: 8,166,997 km (0.096 R)
• M24: 9,283,745 km (0.11 R)
• M25: 9,434,240 km (0.029 R)
• M26: 9,707,107 km (0.096 R)
• M27: 9,859,996 km (0.086 R)
• M28: 10,106,084 km (0.074 R)
• M29: 10,479,032 km (0.095 R)
• M30: 10,793,337 km (0.081 R)
• M31: 10,983,476 km (0.099 R)
• M32: 11,366,895 km (0.07 R)
• M33: 11,689,877 km (0.05 R)
• M34: 11,885,102 km (0.113 R)
• M35: 12,378,027 km (0.116 R)
• M36: 12,743,644 km (0.096 R)
• M37: 12,877,534 km (0.048 R)
• M38: 13,045,533 km (0.113 R)
• M39: 13,281,897 km (0.059 R)
• M40: 14,241,867 km (0.097 R)
• M41: 14,415,550 km (0.095 R)
• M42: 14,589,981 km (0.083 R)
• M43: 14,659,993 km (0.095 R)
• M44: 14,730,154 km (0.084 R)
• M45: 14,800,316 km (0.095 R)
• M46: 14,870,627 km (0.033 R)
• M47: 14,941,087 km (0.062 R)
• M48: 15,223,977 km (0.083 R)
• M49: 16,264,131 km (0.098 R)
• M50: 16,336,686 km (0.099 R)
• M51: 16,921,314 km (0.048 R)
• M52: 16,994,917 km (0.077 R)
• M53: 17,290,223 km (0.09 R)
• M54: 17,438,474 km (0.073 R)
• M55: 17,624,424 km (0.057 R)
• M56: 18,488,352 km (0.087 R)
• M57: 18,639,895 km (0.066 R)
• M58: 19,059,068 km (0.096 R)
• M59: 19,713,110 km (0.115 R)
• M60: 19,906,839 km (0.113 R)
• M61: 20,101,167 km (0.085 R)
• M62: 20,413,527 km (0.119 R)
• M63: 20,491,916 km (0.114 R)
• M64: 21,320,389 km (0.083 R)
• M65: 21,599,090 km (0.073 R)
• M66: 22,079,599 km (0.111 R)
• M67: 22,401,832 km (0.105 R)
• M68: 22,685,021 km (0.086 R)
• M69: 22,847,484 km (0.06 R)
• M70: 23,132,618 km (0.06 R)
• M71: 23,377,958 km (0.093 R)
• M72: 23,871,332 km (0.096 R)
• M73: 23,953,761 km (0.093 R)
• M74: 24,451,174 km (0.097 R)
• M75: 24,617,676 km (0.082 R)
• M76: 25,582,433 km (0.061 R)
• M77: 26,388,915 km (0.114 R)
• M78: 26,645,326 km (0.075 R)
• M79: 26,902,484 km (0.105 R)
• M80: 26,988,353 km (0.119 R)
• M81: 27,592,430 km (0.042 R)
• M82: 28,550,604 km (0.036 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 18,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit