🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.51 AU - 0.69 AU

Year: 300 Days

Day: 37.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.6 AU - 0.68 AU

Year: 331 Days

Day: 27.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.4

Radius: 10.4

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.74 AU - 0.92 AU

Year: 488 Days

Day: 7.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 60,492,605 km

• M1: 159,023 km (0.065 R)
• M2: 243,097 km (0.101 R)
• M3: 319,242 km (0.095 R)
• M4: 398,529 km (0.083 R)
• M5: 473,328 km (0.069 R)
• M6: 561,142 km (0.096 R)
• M7: 640,428 km (0.04 R)
• M8: 828,024 km (0.091 R)
• M9: 924,664 km (0.118 R)
• M10: 1,038,808 km (0.093 R)
• M11: 1,143,975 km (0.038 R)
• M12: 1,311,225 km (0.114 R)
• M13: 1,380,340 km (0.077 R)
• M14: 1,471,295 km (0.086 R)
• M15: 1,585,289 km (0.106 R)
• M16: 1,686,118 km (0.082 R)
• M17: 1,756,429 km (0.083 R)
• M18: 1,872,217 km (0.115 R)
• M19: 1,973,495 km (0.07 R)
• M20: 2,128,927 km (0.091 R)
• M21: 2,330,585 km (0.075 R)
• M22: 2,427,674 km (0.08 R)
• M23: 2,594,625 km (0.077 R)
• M24: 2,695,454 km (0.117 R)
• M25: 2,874,972 km (0.099 R)
• M26: 2,966,376 km (0.117 R)
• M27: 3,065,260 km (0.1 R)
• M28: 3,165,341 km (0.057 R)
• M29: 3,368,794 km (0.062 R)
• M30: 3,465,135 km (0.084 R)
• M31: 3,534,549 km (0.065 R)
• M32: 3,674,872 km (0.09 R)
• M33: 3,888,946 km (0.051 R)
• M34: 4,004,735 km (0.097 R)
• M35: 4,099,730 km (0.078 R)
• M36: 4,173,182 km (0.046 R)
• M37: 4,623,921 km (0.063 R)
• M38: 4,731,481 km (0.038 R)
• M39: 4,824,232 km (0.106 R)
• M40: 5,042,944 km (0.078 R)
• M41: 5,289,182 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.6

Radius: 11.7

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.92 AU - 1.24 AU

Year: 725 Days

Day: 7.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 60,492,605 km

• M1: 184,454 km (0.067 R)
• M2: 259,852 km (0.054 R)
• M3: 353,051 km (0.119 R)
• M4: 486,941 km (0.054 R)
• M5: 679,324 km (0.118 R)
• M6: 832,811 km (0.068 R)
• M7: 918,232 km (0.097 R)
• M8: 1,006,794 km (0.119 R)
• M9: 1,094,308 km (0.069 R)
• M10: 1,233,135 km (0.095 R)
• M11: 1,401,134 km (0.097 R)
• M12: 1,490,593 km (0.107 R)
• M13: 1,572,274 km (0.062 R)
• M14: 1,675,347 km (0.101 R)
• M15: 1,791,135 km (0.117 R)
• M16: 1,909,467 km (0.037 R)
• M17: 2,014,635 km (0.076 R)
• M18: 2,094,969 km (0.101 R)
• M19: 2,176,200 km (0.063 R)
• M20: 2,258,629 km (0.12 R)
• M21: 2,392,818 km (0.113 R)
• M22: 2,472,254 km (0.117 R)
• M23: 2,570,091 km (0.095 R)
• M24: 2,698,596 km (0.12 R)
• M25: 2,787,457 km (0.111 R)
• M26: 2,931,819 km (0.088 R)
• M27: 3,078,724 km (0.107 R)
• M28: 3,190,474 km (0.113 R)
• M29: 3,291,004 km (0.086 R)
• M30: 3,398,864 km (0.098 R)
• M31: 3,553,398 km (0.053 R)
• M32: 3,690,579 km (0.112 R)
• M33: 3,896,277 km (0.109 R)
• M34: 4,105,863 km (0.053 R)
• M35: 4,187,992 km (0.076 R)
• M36: 4,263,689 km (0.088 R)
• M37: 4,346,865 km (0.08 R)
• M38: 4,437,671 km (0.096 R)
• M39: 4,529,076 km (0.119 R)
• M40: 4,699,468 km (0.066 R)
• M41: 4,807,028 km (0.118 R)
• M42: 4,966,350 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.3

Radius: 11.8

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.29 AU - 1.35 AU

Year: 979 Days

Day: 10.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 60,492,605 km

• M1: 157,527 km (0.12 R)
• M2: 270,323 km (0.066 R)
• M3: 477,516 km (0.112 R)
• M4: 573,558 km (0.093 R)
• M5: 720,912 km (0.077 R)
• M6: 829,071 km (0.12 R)
• M7: 924,664 km (0.083 R)
• M8: 1,030,879 km (0.063 R)
• M9: 1,108,371 km (0.052 R)
• M10: 1,228,797 km (0.117 R)
• M11: 1,425,369 km (0.085 R)
• M12: 1,609,673 km (0.12 R)
• M13: 2,010,745 km (0.093 R)
• M14: 2,101,401 km (0.089 R)
• M15: 2,201,931 km (0.071 R)
• M16: 2,278,376 km (0.09 R)
• M17: 2,451,610 km (0.112 R)
• M18: 2,665,385 km (0.083 R)
• M19: 2,857,619 km (0.099 R)
• M20: 3,007,067 km (0.103 R)
• M21: 3,130,485 km (0.089 R)
• M22: 3,226,676 km (0.096 R)
• M23: 3,461,545 km (0.089 R)
• M24: 3,651,534 km (0.079 R)
• M25: 3,773,307 km (0.074 R)
• M26: 3,875,782 km (0.096 R)
• M27: 4,062,779 km (0.117 R)
• M28: 4,402,516 km (0.107 R)
• M29: 4,488,983 km (0.097 R)
• M30: 4,565,129 km (0.082 R)
• M31: 4,696,476 km (0.115 R)
• M32: 4,784,888 km (0.109 R)
• M33: 4,884,969 km (0.058 R)
• M34: 4,963,209 km (0.119 R)
• M35: 5,121,184 km (0.085 R)
• M36: 5,223,509 km (0.115 R)
• M37: 5,983,466 km (0.106 R)
• M38: 6,127,529 km (0.111 R)
• M39: 6,333,675 km (0.049 R)
• M40: 6,480,580 km (0.107 R)
• M41: 6,653,515 km (0.096 R)
• M42: 6,728,015 km (0.107 R)
• M43: 6,827,946 km (0.087 R)
• M44: 7,143,149 km (0.101 R)
• M45: 7,514,750 km (0.036 R)
• M46: 7,605,406 km (0.103 R)
• M47: 7,814,095 km (0.078 R)
• M48: 7,958,607 km (0.085 R)
• M49: 8,277,101 km (0.102 R)
• M50: 8,410,991 km (0.057 R)
• M51: 8,667,551 km (0.06 R)
• M52: 8,749,082 km (0.109 R)
• M53: 8,981,407 km (0.103 R)
• M54: 9,215,977 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.3

Radius: 8.7

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.14 AU - 2.28 AU

Year: 2121 Days

Day: 12 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,492,605 km

• M1: 116,686 km (0.058 R)
• M2: 179,966 km (0.093 R)
• M3: 238,010 km (0.075 R)
• M4: 329,863 km (0.078 R)
• M5: 420,669 km (0.033 R)
• M6: 489,484 km (0.105 R)
• M7: 615,146 km (0.116 R)
• M8: 728,542 km (0.091 R)
• M9: 796,609 km (0.12 R)
• M10: 1,111,213 km (0.09 R)
• M11: 1,268,291 km (0.073 R)
• M12: 1,493,585 km (0.073 R)
• M13: 1,676,843 km (0.032 R)
• M14: 1,963,023 km (0.097 R)
• M15: 2,249,653 km (0.108 R)
• M16: 2,341,207 km (0.1 R)
• M17: 2,581,311 km (0.098 R)
• M18: 2,704,430 km (0.086 R)
• M19: 2,912,072 km (0.077 R)
• M20: 2,995,398 km (0.113 R)
• M21: 3,176,112 km (0.085 R)
• M22: 3,430,429 km (0.041 R)
• M23: 3,793,952 km (0.118 R)
• M24: 4,008,176 km (0.104 R)
• M25: 4,194,874 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.8

Radius: 6

Gravity: 18.47 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.8 AU - 9.04 AU

Year: 14391 Days

Day: 15 Hours

Environment

Temp: -230 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 60,492,605 km

• M1: 80,035 km (0.083 R)
• M2: 285,433 km (0.081 R)
• M3: 388,506 km (0.093 R)
• M4: 690,245 km (0.093 R)
• M5: 984,803 km (0.099 R)
• M6: 1,467,406 km (0.065 R)
• M7: 1,985,164 km (0.097 R)
• M8: 2,278,824 km (0.098 R)
• M9: 2,712,808 km (0.103 R)
• M10: 2,939,299 km (0.044 R)
• M11: 3,171,924 km (0.112 R)
• M12: 3,905,103 km (0.08 R)
• M13: 4,497,660 km (0.102 R)
• M14: 4,765,739 km (0.115 R)
• M15: 4,999,561 km (0.112 R)
• M16: 5,038,905 km (0.045 R)
• M17: 6,565,851 km (0.063 R)
• M18: 6,782,468 km (0.045 R)
• M19: 6,913,516 km (0.112 R)
• M20: 7,001,480 km (0.092 R)
• M21: 7,267,315 km (0.11 R)
• M22: 7,626,799 km (0.087 R)
• M23: 8,177,169 km (0.118 R)
• M24: 8,598,138 km (0.093 R)
• M25: 8,740,106 km (0.119 R)
• M26: 9,122,329 km (0.115 R)
• M27: 9,170,499 km (0.047 R)
• M28: 9,315,609 km (0.069 R)
• M29: 9,558,855 km (0.117 R)
• M30: 11,165,536 km (0.108 R)
• M31: 11,632,431 km (0.074 R)
• M32: 12,158,417 km (0.053 R)
• M33: 13,617,296 km (0.113 R)
• M34: 13,782,751 km (0.092 R)
• M35: 13,948,954 km (0.075 R)
• M36: 14,339,255 km (0.058 R)
• M37: 15,936,063 km (0.103 R)
• M38: 16,873,443 km (0.062 R)
• M39: 17,708,349 km (0.116 R)
• M40: 18,191,550 km (0.081 R)
• M41: 18,373,760 km (0.075 R)
• M42: 19,232,452 km (0.093 R)
• M43: 19,356,169 km (0.083 R)
• M44: 19,791,349 km (0.055 R)
• M45: 20,166,840 km (0.087 R)
• M46: 20,608,004 km (0.065 R)
• M47: 20,797,994 km (0.1 R)
• M48: 21,756,766 km (0.08 R)
• M49: 24,987,931 km (0.115 R)
• M50: 25,461,558 km (0.108 R)
• M51: 26,417,787 km (0.104 R)
• M52: 26,969,504 km (0.1 R)
• M53: 27,108,032 km (0.062 R)
• M54: 27,804,111 km (0.047 R)
• M55: 27,943,985 km (0.096 R)
• M56: 28,294,941 km (0.067 R)
• M57: 28,365,252 km (0.103 R)
• M58: 28,435,563 km (0.117 R)
• M59: 29,213,921 km (0.092 R)
• M60: 29,784,338 km (0.063 R)
• M61: 30,719,025 km (0.08 R)
• M62: 33,953,481 km (0.102 R)
• M63: 35,383,337 km (0.109 R)
• M64: 35,610,876 km (0.07 R)
• M65: 36,296,483 km (0.086 R)
• M66: 37,680,712 km (0.088 R)
• M67: 38,379,184 km (0.115 R)
• M68: 39,710,306 km (0.083 R)
• M69: 40,738,492 km (0.051 R)
• M70: 41,535,250 km (0.09 R)
• M71: 43,793,430 km (0.056 R)
• M72: 44,609,636 km (0.111 R)
• M73: 48,765,016 km (0.055 R)
• M74: 48,849,390 km (0.026 R)
• M75: 50,035,551 km (0.116 R)
• M76: 50,120,523 km (0.112 R)
• M77: 50,546,727 km (0.066 R)
• M78: 50,717,568 km (0.047 R)
• M79: 50,802,988 km (0.087 R)
• M80: 50,974,128 km (0.063 R)
• M81: 51,574,464 km (0.118 R)
• M82: 52,349,680 km (0.037 R)
• M83: 52,868,785 km (0.114 R)
• M84: 53,389,386 km (0.05 R)
• M85: 54,173,727 km (0.068 R)
• M86: 54,348,458 km (0.087 R)
• M87: 55,049,473 km (0.059 R)
• M88: 56,018,419 km (0.11 R)
• M89: 57,437,654 km (0.107 R)
• M90: 57,704,985 km (0.051 R)
• M91: 58,689,189 km (0.045 R)
• M92: 59,228,340 km (0.083 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 15,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit