🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.81 AU - 0.85 AU

Year: 270 Days

Day: 19.1 Hours

Environment

Temp: 133 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.11 AU - 1.45 AU

Year: 516 Days

Day: 15.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.41 AU - 1.69 AU

Year: 688 Days

Day: 36.9 Hours

Environment

Temp: -20 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,964,576 km

• M1: 1,008,888 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.2

Radius: 9

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.78 AU - 9.48 AU

Year: 7512 Days

Day: 5.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 62,964,576 km

• M1: 115,639 km (0.092 R)
• M2: 370,554 km (0.097 R)
• M3: 429,645 km (0.116 R)
• M4: 811,419 km (0.081 R)
• M5: 1,028,037 km (0.068 R)
• M6: 1,358,349 km (0.055 R)
• M7: 1,763,011 km (0.088 R)
• M8: 2,508,607 km (0.117 R)
• M9: 2,801,968 km (0.047 R)
• M10: 3,210,221 km (0.07 R)
• M11: 3,857,381 km (0.061 R)
• M12: 3,997,405 km (0.106 R)
• M13: 4,398,177 km (0.047 R)
• M14: 4,603,426 km (0.072 R)
• M15: 4,902,023 km (0.052 R)
• M16: 5,238,020 km (0.113 R)
• M17: 6,061,407 km (0.11 R)
• M18: 6,455,148 km (0.115 R)
• M19: 6,755,840 km (0.052 R)
• M20: 8,911,994 km (0.101 R)
• M21: 9,097,495 km (0.066 R)
• M22: 9,359,441 km (0.109 R)
• M23: 9,510,236 km (0.09 R)
• M24: 10,314,923 km (0.1 R)
• M25: 10,942,635 km (0.086 R)
• M26: 11,141,451 km (0.091 R)
• M27: 12,235,161 km (0.106 R)
• M28: 12,565,772 km (0.093 R)
• M29: 13,193,635 km (0.118 R)
• M30: 13,320,344 km (0.098 R)
• M31: 14,003,557 km (0.113 R)
• M32: 14,566,943 km (0.043 R)
• M33: 14,741,823 km (0.075 R)
• M34: 14,917,301 km (0.1 R)
• M35: 15,005,414 km (0.101 R)
• M36: 15,492,655 km (0.118 R)
• M37: 16,392,037 km (0.108 R)
• M38: 16,665,053 km (0.102 R)
• M39: 16,985,641 km (0.113 R)
• M40: 17,077,644 km (0.092 R)
• M41: 17,493,526 km (0.118 R)
• M42: 17,726,001 km (0.103 R)
• M43: 18,476,683 km (0.117 R)
• M44: 18,666,074 km (0.072 R)
• M45: 20,155,022 km (0.087 R)
• M46: 20,741,745 km (0.101 R)
• M47: 20,889,248 km (0.099 R)
• M48: 21,831,715 km (0.077 R)
• M49: 22,031,877 km (0.118 R)
• M50: 22,182,372 km (0.096 R)
• M51: 22,889,372 km (0.106 R)
• M52: 23,092,825 km (0.108 R)
• M53: 23,194,701 km (0.032 R)
• M54: 23,809,249 km (0.09 R)
• M55: 24,585,064 km (0.069 R)
• M56: 25,579,740 km (0.105 R)
• M57: 26,108,419 km (0.11 R)
• M58: 26,908,319 km (0.069 R)
• M59: 27,069,136 km (0.058 R)
• M60: 27,553,983 km (0.058 R)
• M61: 28,422,847 km (0.094 R)
• M62: 29,135,382 km (0.118 R)
• M63: 29,687,398 km (0.066 R)
• M64: 30,187,354 km (0.043 R)
• M65: 30,522,154 km (0.075 R)
• M66: 30,858,151 km (0.116 R)
• M67: 31,195,345 km (0.077 R)
• M68: 31,251,743 km (0.106 R)
• M69: 31,930,319 km (0.041 R)
• M70: 32,100,711 km (0.064 R)
• M71: 32,157,558 km (0.088 R)
• M72: 32,214,405 km (0.081 R)
• M73: 33,186,941 km (0.088 R)
• M74: 33,532,512 km (0.111 R)
• M75: 34,227,095 km (0.116 R)
• M76: 34,459,720 km (0.111 R)
• M77: 35,277,871 km (0.12 R)
• M78: 35,512,889 km (0.101 R)
• M79: 35,925,330 km (0.065 R)
• M80: 36,695,460 km (0.107 R)
• M81: 37,471,125 km (0.119 R)
• M82: 37,830,908 km (0.071 R)
• M83: 38,372,751 km (0.086 R)
• M84: 38,614,352 km (0.085 R)
• M85: 39,220,672 km (0.103 R)
• M86: 39,585,990 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.1

Radius: 5.3

Gravity: 16.09 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.09 AU - 14.77 AU

Year: 18532 Days

Day: 21.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 62,964,576 km

• M1: 88,113 km (0.114 R)
• M2: 329,564 km (0.101 R)
• M3: 477,816 km (0.089 R)
• M4: 769,083 km (0.059 R)
• M5: 1,462,618 km (0.099 R)
• M6: 1,624,633 km (0.108 R)
• M7: 2,025,256 km (0.075 R)
• M8: 3,830,154 km (0.08 R)
• M9: 4,789,525 km (0.037 R)
• M10: 6,032,684 km (0.089 R)
• M11: 6,512,145 km (0.036 R)
• M12: 7,140,007 km (0.076 R)
• M13: 7,461,194 km (0.074 R)
• M14: 8,308,666 km (0.119 R)
• M15: 9,186,057 km (0.066 R)
• M16: 9,435,138 km (0.117 R)
• M17: 9,535,219 km (0.112 R)
• M18: 9,787,291 km (0.068 R)
• M19: 9,939,582 km (0.07 R)
• M20: 10,143,932 km (0.033 R)
• M21: 10,246,557 km (0.112 R)
• M22: 10,922,290 km (0.114 R)
• M23: 11,133,074 km (0.037 R)
• M24: 11,935,517 km (0.032 R)
• M25: 13,034,163 km (0.026 R)
• M26: 13,370,010 km (0.099 R)
• M27: 13,822,245 km (0.037 R)
• M28: 15,444,185 km (0.106 R)
• M29: 15,859,020 km (0.1 R)
• M30: 16,157,468 km (0.088 R)
• M31: 16,397,722 km (0.081 R)
• M32: 17,801,399 km (0.057 R)
• M33: 17,987,349 km (0.09 R)
• M34: 18,173,897 km (0.07 R)
• M35: 18,361,194 km (0.069 R)
• M36: 19,689,473 km (0.074 R)
• M37: 20,010,361 km (0.092 R)
• M38: 20,527,221 km (0.09 R)
• M39: 21,772,325 km (0.053 R)
• M40: 21,904,868 km (0.047 R)
• M41: 21,971,140 km (0.081 R)
• M42: 22,037,562 km (0.05 R)
• M43: 22,504,456 km (0.068 R)
• M44: 22,772,536 km (0.081 R)
• M45: 23,447,671 km (0.082 R)
• M46: 24,335,086 km (0.034 R)
• M47: 27,633,868 km (0.105 R)
• M48: 27,705,675 km (0.095 R)
• M49: 27,777,333 km (0.095 R)
• M50: 28,065,009 km (0.099 R)
• M51: 28,861,169 km (0.108 R)
• M52: 29,152,586 km (0.082 R)
• M53: 29,591,356 km (0.07 R)
• M54: 29,811,564 km (0.082 R)
• M55: 31,219,131 km (0.032 R)
• M56: 32,648,090 km (0.105 R)
• M57: 33,180,060 km (0.091 R)
• M58: 33,256,205 km (0.112 R)
• M59: 33,714,723 km (0.064 R)
• M60: 33,791,317 km (0.118 R)
• M61: 34,098,441 km (0.048 R)
• M62: 34,715,233 km (0.101 R)
• M63: 35,102,692 km (0.102 R)
• M64: 35,881,797 km (0.114 R)
• M65: 37,061,227 km (0.119 R)
• M66: 38,653,397 km (0.039 R)
• M67: 39,216,035 km (0.025 R)
• M68: 39,619,500 km (0.062 R)
• M69: 41,328,955 km (0.078 R)
• M70: 42,896,441 km (0.12 R)
• M71: 43,478,676 km (0.096 R)
• M72: 43,562,152 km (0.11 R)
• M73: 43,812,728 km (0.099 R)
• M74: 44,651,224 km (0.042 R)
• M75: 44,988,119 km (0.106 R)
• M76: 45,664,600 km (0.11 R)
• M77: 45,749,273 km (0.11 R)
• M78: 46,173,981 km (0.11 R)
• M79: 46,514,765 km (0.059 R)
• M80: 46,770,727 km (0.063 R)
• M81: 47,455,885 km (0.114 R)
• M82: 49,009,609 km (0.067 R)
• M83: 49,444,191 km (0.083 R)
• M84: 49,879,969 km (0.096 R)
• M85: 51,459,424 km (0.119 R)
• M86: 52,966,173 km (0.038 R)
• M87: 54,038,491 km (0.117 R)
• M88: 54,577,342 km (0.072 R)
• M89: 55,479,268 km (0.112 R)
• M90: 55,569,775 km (0.064 R)
• M91: 55,750,788 km (0.111 R)
• M92: 56,568,191 km (0.079 R)
• M93: 57,298,079 km (0.103 R)
• M94: 59,876,847 km (0.055 R)
• M95: 60,341,348 km (0.112 R)
• M96: 62,870,300 km (0.087 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 14,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit