🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.7 AU - 0.76 AU

Year: 228 Days

Day: 46 Hours

Environment

Temp: 122 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.99 AU - 1.43 AU

Year: 486 Days

Day: 19 Hours

Environment

Temp: 17 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.26 AU - 1.78 AU

Year: 684 Days

Day: 42.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,439,731 km

• M1: 618,587 km (0.025 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.04 AU - 4.12 AU

Year: 3010 Days

Day: 46 Hours

Environment

Temp: -134 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792

Radius: 12.9

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.22 AU - 8.4 AU

Year: 7219 Days

Day: 9.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 98,439,731 km

• M1: 174,730 km (0.117 R)
• M2: 413,189 km (0.092 R)
• M3: 638,633 km (0.038 R)
• M4: 738,265 km (0.113 R)
• M5: 955,781 km (0.113 R)
• M6: 1,249,142 km (0.117 R)
• M7: 1,611,618 km (0.117 R)
• M8: 1,921,136 km (0.113 R)
• M9: 2,182,783 km (0.053 R)
• M10: 2,363,946 km (0.117 R)
• M11: 2,645,040 km (0.106 R)
• M12: 2,961,888 km (0.119 R)
• M13: 3,061,969 km (0.079 R)
• M14: 3,821,328 km (0.097 R)
• M15: 3,985,736 km (0.104 R)
• M16: 4,236,612 km (0.066 R)
• M17: 4,608,362 km (0.075 R)
• M18: 4,754,220 km (0.109 R)
• M19: 5,140,632 km (0.112 R)
• M20: 5,352,911 km (0.059 R)
• M21: 5,912,257 km (0.06 R)
• M22: 6,263,364 km (0.096 R)
• M23: 7,120,410 km (0.043 R)
• M24: 7,666,143 km (0.117 R)
• M25: 7,769,964 km (0.108 R)
• M26: 9,383,377 km (0.054 R)
• M27: 9,680,927 km (0.064 R)
• M28: 9,868,523 km (0.098 R)
• M29: 10,361,747 km (0.043 R)
• M30: 11,293,442 km (0.118 R)
• M31: 11,451,418 km (0.07 R)
• M32: 13,486,697 km (0.092 R)
• M33: 13,991,590 km (0.107 R)
• M34: 14,246,355 km (0.095 R)
• M35: 15,763,427 km (0.089 R)
• M36: 16,161,806 km (0.108 R)
• M37: 17,513,572 km (0.078 R)
• M38: 17,604,977 km (0.117 R)
• M39: 17,696,531 km (0.095 R)
• M40: 18,203,069 km (0.094 R)
• M41: 18,388,421 km (0.079 R)
• M42: 18,481,321 km (0.091 R)
• M43: 18,714,245 km (0.097 R)
• M44: 20,516,750 km (0.083 R)
• M45: 20,661,411 km (0.105 R)
• M46: 20,806,371 km (0.073 R)
• M47: 20,903,161 km (0.074 R)
• M48: 21,585,477 km (0.073 R)
• M49: 22,423,674 km (0.117 R)
• M50: 22,672,156 km (0.102 R)
• M51: 22,771,937 km (0.098 R)
• M52: 23,373,022 km (0.059 R)
• M53: 24,131,782 km (0.115 R)
• M54: 24,744,685 km (0.075 R)
• M55: 25,881,628 km (0.097 R)
• M56: 25,985,898 km (0.094 R)
• M57: 26,246,946 km (0.05 R)
• M58: 27,035,626 km (0.089 R)
• M59: 27,992,305 km (0.115 R)
• M60: 28,313,641 km (0.077 R)
• M61: 28,582,319 km (0.08 R)
• M62: 29,176,522 km (0.082 R)
• M63: 30,157,584 km (0.077 R)
• M64: 30,652,155 km (0.117 R)
• M65: 31,315,771 km (0.1 R)
• M66: 32,544,867 km (0.057 R)
• M67: 33,391,741 km (0.056 R)
• M68: 33,846,518 km (0.039 R)
• M69: 33,960,512 km (0.082 R)
• M70: 34,360,537 km (0.054 R)
• M71: 35,049,884 km (0.058 R)
• M72: 35,396,203 km (0.07 R)
• M73: 36,034,238 km (0.054 R)
• M74: 36,500,684 km (0.089 R)
• M75: 36,734,505 km (0.119 R)
• M76: 38,386,215 km (0.103 R)
• M77: 39,760,870 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.4

Radius: 3

Gravity: 77.04 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 17.22 AU - 19.94 AU

Year: 29252 Days

Day: 21.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 98,439,731 km

• M1: 236,514 km (0.105 R)
• M2: 336,745 km (0.107 R)
• M3: 473,926 km (0.114 R)
• M4: 627,264 km (0.059 R)
• M5: 1,040,004 km (0.093 R)
• M6: 1,447,509 km (0.107 R)
• M7: 1,556,416 km (0.108 R)
• M8: 1,668,016 km (0.114 R)
• M9: 2,783,268 km (0.118 R)
• M10: 2,873,326 km (0.033 R)
• M11: 3,102,510 km (0.065 R)
• M12: 3,242,833 km (0.054 R)
• M13: 3,433,271 km (0.094 R)
• M14: 3,924,999 km (0.079 R)
• M15: 4,864,175 km (0.107 R)
• M16: 5,414,396 km (0.114 R)
• M17: 6,335,021 km (0.066 R)
• M18: 6,934,609 km (0.09 R)
• M19: 7,365,002 km (0.09 R)
• M20: 10,330,182 km (0.12 R)
• M21: 11,033,441 km (0.117 R)
• M22: 11,970,522 km (0.094 R)
• M23: 12,411,537 km (0.073 R)
• M24: 13,082,932 km (0.076 R)
• M25: 13,996,526 km (0.11 R)
• M26: 15,166,980 km (0.116 R)
• M27: 15,325,404 km (0.063 R)
• M28: 17,434,136 km (0.095 R)
• M29: 18,101,193 km (0.078 R)
• M30: 18,437,788 km (0.085 R)
• M31: 18,946,421 km (0.047 R)
• M32: 19,373,971 km (0.104 R)
• M33: 19,977,748 km (0.11 R)
• M34: 21,469,538 km (0.069 R)
• M35: 21,825,881 km (0.045 R)
• M36: 22,004,650 km (0.114 R)
• M37: 26,917,294 km (0.07 R)
• M38: 27,397,504 km (0.106 R)
• M39: 27,590,485 km (0.111 R)
• M40: 28,464,136 km (0.082 R)
• M41: 28,561,674 km (0.098 R)
• M42: 29,742,001 km (0.103 R)
• M43: 36,723,285 km (0.054 R)
• M44: 37,042,527 km (0.116 R)
• M45: 37,898,077 km (0.112 R)
• M46: 38,113,050 km (0.113 R)
• M47: 38,760,210 km (0.085 R)
• M48: 39,846,739 km (0.114 R)
• M49: 41,163,948 km (0.115 R)
• M50: 41,274,352 km (0.082 R)
• M51: 42,272,469 km (0.109 R)
• M52: 43,166,316 km (0.117 R)
• M53: 43,840,853 km (0.118 R)
• M54: 44,292,339 km (0.098 R)
• M55: 44,405,435 km (0.116 R)
• M56: 46,918,679 km (0.101 R)
• M57: 47,149,509 km (0.084 R)
• M58: 49,712,569 km (0.078 R)
• M59: 51,962,222 km (0.114 R)
• M60: 52,081,451 km (0.109 R)
• M61: 52,919,349 km (0.105 R)
• M62: 53,279,730 km (0.098 R)
• M63: 55,337,449 km (0.092 R)
• M64: 56,192,251 km (0.104 R)
• M65: 57,297,780 km (0.055 R)
• M66: 57,544,467 km (0.107 R)
• M67: 57,791,453 km (0.104 R)
• M68: 59,405,464 km (0.084 R)
• M69: 60,657,000 km (0.091 R)
• M70: 61,917,212 km (0.11 R)
• M71: 62,550,610 km (0.106 R)
• M72: 63,696,081 km (0.093 R)
• M73: 64,079,500 km (0.083 R)
• M74: 65,878,564 km (0.059 R)
• M75: 67,043,782 km (0.041 R)
• M76: 68,608,127 km (0.112 R)
• M77: 69,394,862 km (0.07 R)
• M78: 70,448,330 km (0.114 R)
• M79: 72,571,273 km (0.09 R)
• M80: 73,105,188 km (0.103 R)
• M81: 73,238,929 km (0.081 R)
• M82: 74,445,884 km (0.066 R)
• M83: 77,015,377 km (0.112 R)
• M84: 78,516,293 km (0.115 R)
• M85: 79,201,750 km (0.073 R)
• M86: 79,339,081 km (0.09 R)
• M87: 88,148,152 km (0.098 R)
• M88: 88,432,836 km (0.086 R)
• M89: 89,288,686 km (0.073 R)
• M90: 90,290,692 km (0.078 R)
• M91: 90,721,385 km (0.099 R)
• M92: 92,884,420 km (0.034 R)
• M93: 94,190,410 km (0.082 R)
• M94: 94,335,968 km (0.111 R)
• M95: 94,627,086 km (0.1 R)
• M96: 94,918,652 km (0.035 R)
• M97: 96,820,490 km (0.073 R)
• M98: 98,144,730 km (0.098 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 11,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit