🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.58 AU - 0.78 AU

Year: 210 Days

Day: 25 Hours

Environment

Temp: 116 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.48 AU - 1.48 AU

Year: 675 Days

Day: 45.8 Hours

Environment

Temp: -34 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.4 AU - 1.64 AU

Year: 702 Days

Day: 45.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.7 AU - 2.86 AU

Year: 1737 Days

Day: 12.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 168.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.63 AU - 2.97 AU

Year: 1756 Days

Day: 42.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.67 AU - 3.79 AU

Year: 2175 Days

Day: 12.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,702,053 km

• M1: 607,218 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673

Radius: 15

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.99 AU - 6.29 AU

Year: 4367 Days

Day: 12.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 75,702,053 km

• M1: 226,940 km (0.032 R)
• M2: 455,376 km (0.097 R)
• M3: 746,045 km (0.031 R)
• M4: 1,463,366 km (0.082 R)
• M5: 1,675,047 km (0.094 R)
• M6: 2,354,222 km (0.112 R)
• M7: 2,752,152 km (0.096 R)
• M8: 2,978,344 km (0.116 R)
• M9: 3,113,281 km (0.108 R)
• M10: 3,230,566 km (0.101 R)
• M11: 3,490,118 km (0.107 R)
• M12: 3,591,695 km (0.111 R)
• M13: 4,008,325 km (0.096 R)
• M14: 4,820,343 km (0.09 R)
• M15: 5,048,479 km (0.045 R)
• M16: 5,280,356 km (0.12 R)
• M17: 5,924,225 km (0.118 R)
• M18: 6,021,613 km (0.042 R)
• M19: 6,342,351 km (0.045 R)
• M20: 6,542,513 km (0.077 R)
• M21: 7,103,954 km (0.094 R)
• M22: 7,312,045 km (0.104 R)
• M23: 7,522,080 km (0.096 R)
• M24: 7,760,838 km (0.06 R)
• M25: 7,894,579 km (0.106 R)
• M26: 8,218,757 km (0.099 R)
• M27: 8,409,794 km (0.096 R)
• M28: 8,852,304 km (0.095 R)
• M29: 9,245,747 km (0.057 R)
• M30: 9,673,597 km (0.068 R)
• M31: 10,079,007 km (0.116 R)
• M32: 10,966,272 km (0.077 R)
• M33: 11,116,618 km (0.101 R)
• M34: 11,878,669 km (0.085 R)
• M35: 12,126,104 km (0.101 R)
• M36: 12,783,886 km (0.062 R)
• M37: 12,878,731 km (0.071 R)
• M38: 13,133,047 km (0.075 R)
• M39: 13,228,790 km (0.081 R)
• M40: 13,678,930 km (0.081 R)
• M41: 13,938,333 km (0.114 R)
• M42: 14,495,136 km (0.117 R)
• M43: 15,159,650 km (0.118 R)
• M44: 15,360,859 km (0.116 R)
• M45: 15,936,063 km (0.056 R)
• M46: 17,774,172 km (0.055 R)
• M47: 18,092,965 km (0.074 R)
• M48: 18,485,210 km (0.118 R)
• M49: 18,808,192 km (0.12 R)
• M50: 18,952,405 km (0.081 R)
• M51: 19,060,713 km (0.113 R)
• M52: 19,241,877 km (0.113 R)
• M53: 19,459,841 km (0.075 R)
• M54: 19,715,354 km (0.117 R)
• M55: 20,599,627 km (0.048 R)
• M56: 20,748,177 km (0.035 R)
• M57: 21,421,517 km (0.098 R)
• M58: 21,723,107 km (0.082 R)
• M59: 21,988,045 km (0.077 R)
• M60: 22,292,327 km (0.088 R)
• M61: 22,406,769 km (0.093 R)
• M62: 22,712,846 km (0.089 R)
• M63: 23,368,085 km (0.089 R)
• M64: 23,912,172 km (0.105 R)
• M65: 24,342,715 km (0.049 R)
• M66: 24,973,569 km (0.101 R)
• M67: 25,609,809 km (0.115 R)
• M68: 25,809,672 km (0.043 R)
• M69: 26,050,375 km (0.117 R)
• M70: 26,251,434 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364

Radius: 9.7

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.47 AU - 6.69 AU

Year: 5618 Days

Day: 9.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 75,702,053 km

• M1: 139,425 km (0.09 R)
• M2: 250,576 km (0.09 R)
• M3: 331,210 km (0.088 R)
• M4: 597,494 km (0.098 R)
• M5: 749,785 km (0.075 R)
• M6: 915,539 km (0.094 R)
• M7: 1,146,817 km (0.09 R)
• M8: 1,228,199 km (0.114 R)
• M9: 1,311,525 km (0.112 R)
• M10: 1,618,799 km (0.073 R)
• M11: 2,197,443 km (0.101 R)
• M12: 2,386,385 km (0.093 R)
• M13: 2,762,175 km (0.114 R)
• M14: 3,061,072 km (0.083 R)
• M15: 3,137,367 km (0.106 R)
• M16: 3,292,051 km (0.118 R)
• M17: 3,409,784 km (0.096 R)
• M18: 3,629,244 km (0.093 R)
• M19: 3,977,508 km (0.118 R)
• M20: 4,061,133 km (0.119 R)
• M21: 4,487,637 km (0.117 R)
• M22: 4,552,862 km (0.081 R)
• M23: 4,928,502 km (0.116 R)
• M24: 4,995,970 km (0.054 R)
• M25: 5,108,767 km (0.101 R)
• M26: 5,733,338 km (0.102 R)
• M27: 5,899,242 km (0.039 R)
• M28: 6,187,368 km (0.098 R)
• M29: 6,333,226 km (0.105 R)
• M30: 6,529,349 km (0.101 R)
• M31: 6,603,400 km (0.04 R)
• M32: 6,702,583 km (0.104 R)
• M33: 6,777,382 km (0.112 R)
• M34: 6,902,595 km (0.107 R)
• M35: 7,231,711 km (0.065 R)
• M36: 7,334,036 km (0.07 R)
• M37: 7,826,661 km (0.083 R)
• M38: 7,958,158 km (0.041 R)
• M39: 8,063,774 km (0.064 R)
• M40: 8,303,280 km (0.107 R)
• M41: 8,437,320 km (0.116 R)
• M42: 9,118,439 km (0.119 R)
• M43: 9,256,817 km (0.12 R)
• M44: 9,340,143 km (0.088 R)
• M45: 9,535,667 km (0.107 R)
• M46: 9,675,990 km (0.028 R)
• M47: 10,015,877 km (0.099 R)
• M48: 10,475,292 km (0.026 R)
• M49: 10,649,274 km (0.109 R)
• M50: 11,177,055 km (0.112 R)
• M51: 11,384,697 km (0.069 R)
• M52: 12,227,831 km (0.077 R)
• M53: 12,349,903 km (0.117 R)
• M54: 12,749,479 km (0.105 R)
• M55: 12,904,312 km (0.065 R)
• M56: 13,341,138 km (0.057 R)
• M57: 14,005,502 km (0.098 R)
• M58: 14,069,381 km (0.097 R)
• M59: 14,261,464 km (0.112 R)
• M60: 14,357,805 km (0.094 R)
• M61: 14,940,639 km (0.111 R)
• M62: 16,062,623 km (0.119 R)
• M63: 16,532,509 km (0.076 R)
• M64: 16,701,405 km (0.118 R)
• M65: 17,143,168 km (0.086 R)
• M66: 17,451,340 km (0.047 R)
• M67: 18,212,344 km (0.096 R)
• M68: 18,386,775 km (0.103 R)
• M69: 18,843,049 km (0.115 R)
• M70: 19,445,180 km (0.113 R)
• M71: 20,486,980 km (0.114 R)
• M72: 21,106,165 km (0.113 R)
• M73: 21,620,782 km (0.077 R)
• M74: 21,916,537 km (0.088 R)
• M75: 24,178,008 km (0.091 R)
• M76: 24,408,239 km (0.105 R)
• M77: 25,375,389 km (0.096 R)
• M78: 25,648,405 km (0.084 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.9

Radius: 12.1

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.95 AU - 12.93 AU

Year: 15461 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 75,702,053 km

• M1: 167,101 km (0.113 R)
• M2: 270,922 km (0.093 R)
• M3: 364,420 km (0.086 R)
• M4: 579,692 km (0.12 R)
• M5: 674,836 km (0.091 R)
• M6: 950,246 km (0.072 R)
• M7: 1,717,832 km (0.117 R)
• M8: 2,039,617 km (0.073 R)
• M9: 2,476,892 km (0.064 R)
• M10: 2,607,341 km (0.072 R)
• M11: 2,807,503 km (0.095 R)
• M12: 3,293,996 km (0.035 R)
• M13: 3,657,967 km (0.057 R)
• M14: 3,882,663 km (0.079 R)
• M15: 4,034,954 km (0.085 R)
• M16: 4,150,443 km (0.056 R)
• M17: 4,503,943 km (0.025 R)
• M18: 4,867,167 km (0.107 R)
• M19: 5,493,683 km (0.087 R)
• M20: 5,708,206 km (0.103 R)
• M21: 5,794,823 km (0.092 R)
• M22: 6,323,801 km (0.107 R)
• M23: 6,594,125 km (0.083 R)
• M24: 9,603,286 km (0.12 R)
• M25: 9,758,419 km (0.07 R)
• M26: 10,281,413 km (0.098 R)
• M27: 12,071,651 km (0.06 R)
• M28: 12,917,028 km (0.112 R)
• M29: 13,203,059 km (0.091 R)
• M30: 13,433,290 km (0.075 R)
• M31: 13,723,211 km (0.118 R)
• M32: 14,132,361 km (0.104 R)
• M33: 14,723,871 km (0.114 R)
• M34: 14,962,779 km (0.1 R)
• M35: 15,505,071 km (0.077 R)
• M36: 16,238,101 km (0.085 R)
• M37: 16,670,888 km (0.117 R)
• M38: 17,737,969 km (0.089 R)
• M39: 19,608,690 km (0.1 R)
• M40: 20,069,602 km (0.027 R)
• M41: 21,744,798 km (0.093 R)
• M42: 22,153,649 km (0.107 R)
• M43: 23,117,209 km (0.085 R)
• M44: 23,813,737 km (0.102 R)
• M45: 25,013,811 km (0.116 R)
• M46: 26,089,121 km (0.05 R)
• M47: 26,523,403 km (0.115 R)
• M48: 28,136,218 km (0.107 R)
• M49: 28,581,720 km (0.057 R)
• M50: 30,462,465 km (0.078 R)
• M51: 32,383,002 km (0.117 R)
• M52: 33,005,928 km (0.07 R)
• M53: 34,026,484 km (0.082 R)
• M54: 34,263,448 km (0.067 R)
• M55: 35,696,894 km (0.066 R)
• M56: 37,231,170 km (0.108 R)
• M57: 37,638,525 km (0.109 R)
• M58: 38,047,226 km (0.078 R)
• M59: 38,375,444 km (0.099 R)
• M60: 38,704,410 km (0.087 R)
• M61: 39,531,088 km (0.037 R)
• M62: 40,196,798 km (0.104 R)
• M63: 42,385,415 km (0.081 R)
• M64: 42,981,263 km (0.049 R)
• M65: 44,353,525 km (0.11 R)
• M66: 44,439,843 km (0.037 R)
• M67: 44,785,414 km (0.107 R)
• M68: 45,914,578 km (0.059 R)
• M69: 46,877,390 km (0.098 R)
• M70: 48,201,032 km (0.106 R)
• M71: 48,645,039 km (0.079 R)
• M72: 49,268,862 km (0.064 R)
• M73: 51,065,832 km (0.091 R)
• M74: 52,154,156 km (0.111 R)
• M75: 53,067,002 km (0.112 R)
• M76: 53,985,234 km (0.096 R)
• M77: 54,261,691 km (0.089 R)
• M78: 55,651,156 km (0.099 R)
• M79: 56,303,552 km (0.087 R)
• M80: 57,239,885 km (0.102 R)
• M81: 57,427,780 km (0.086 R)
• M82: 57,615,825 km (0.099 R)
• M83: 59,984,408 km (0.04 R)
• M84: 62,965,295 km (0.042 R)
• M85: 63,353,501 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.1

Radius: 3.3

Gravity: 37.75 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 14.03 AU - 19.41 AU

Year: 25620 Days

Day: 24.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 75,702,053 km

• M1: 76,145 km (0.119 R)
• M2: 179,966 km (0.095 R)
• M3: 340,186 km (0.078 R)
• M4: 454,030 km (0.056 R)
• M5: 579,542 km (0.1 R)
• M6: 692,339 km (0.105 R)
• M7: 1,472,492 km (0.06 R)
• M8: 2,083,898 km (0.099 R)
• M9: 2,362,300 km (0.097 R)
• M10: 2,505,764 km (0.063 R)
• M11: 2,615,270 km (0.095 R)
• M12: 2,953,361 km (0.079 R)
• M13: 3,304,916 km (0.059 R)
• M14: 3,961,950 km (0.057 R)
• M15: 4,305,277 km (0.041 R)
• M16: 4,524,737 km (0.104 R)
• M17: 4,837,995 km (0.028 R)
• M18: 4,883,323 km (0.117 R)
• M19: 5,580,001 km (0.099 R)
• M20: 5,675,294 km (0.077 R)
• M21: 6,707,071 km (0.12 R)
• M22: 6,757,635 km (0.094 R)
• M23: 7,012,400 km (0.115 R)
• M24: 10,071,826 km (0.076 R)
• M25: 11,191,118 km (0.054 R)
• M26: 12,597,936 km (0.072 R)
• M27: 13,290,275 km (0.112 R)
• M28: 13,545,040 km (0.059 R)
• M29: 14,580,108 km (0.061 R)
• M30: 15,506,567 km (0.094 R)
• M31: 17,138,530 km (0.103 R)
• M32: 17,485,298 km (0.041 R)
• M33: 18,327,086 km (0.086 R)
• M34: 20,930,238 km (0.063 R)
• M35: 22,576,862 km (0.098 R)
• M36: 25,517,507 km (0.104 R)
• M37: 25,596,495 km (0.1 R)
• M38: 26,871,518 km (0.112 R)
• M39: 28,330,396 km (0.104 R)
• M40: 28,658,015 km (0.077 R)
• M41: 28,740,145 km (0.106 R)
• M42: 29,399,871 km (0.066 R)
• M43: 29,648,652 km (0.081 R)
• M44: 29,898,032 km (0.114 R)
• M45: 30,902,432 km (0.068 R)
• M46: 32,515,396 km (0.118 R)
• M47: 35,292,980 km (0.049 R)
• M48: 36,888,591 km (0.084 R)
• M49: 37,156,820 km (0.096 R)
• M50: 39,325,540 km (0.1 R)
• M51: 39,599,454 km (0.094 R)
• M52: 41,071,347 km (0.053 R)
• M53: 43,500,966 km (0.101 R)
• M54: 43,784,305 km (0.09 R)
• M55: 45,976,811 km (0.061 R)
• M56: 49,775,251 km (0.045 R)
• M57: 50,269,372 km (0.118 R)
• M58: 51,163,070 km (0.103 R)
• M59: 52,966,173 km (0.054 R)
• M60: 55,095,849 km (0.082 R)
• M61: 59,124,519 km (0.104 R)
• M62: 59,438,376 km (0.065 R)
• M63: 59,647,813 km (0.112 R)
• M64: 60,488,403 km (0.08 R)
• M65: 61,015,586 km (0.086 R)
• M66: 62,181,103 km (0.101 R)
• M67: 62,393,831 km (0.092 R)
• M68: 67,024,633 km (0.08 R)
• M69: 69,546,704 km (0.107 R)
• M70: 70,320,424 km (0.086 R)
• M71: 72,770,538 km (0.04 R)
• M72: 74,006,067 km (0.112 R)
• M73: 75,248,477 km (0.058 R)
• M74: 75,588,663 km (0.048 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: 498 - 19,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit