🌌 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: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.54 AU - 0.8 AU

Year: 191 Days

Day: 43.6 Hours

Environment

Temp: 244 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.79 AU - 0.83 AU

Year: 254 Days

Day: 38.7 Hours

Environment

Temp: 136 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.19 AU - 1.71 AU

Year: 608 Days

Day: 37.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.68 AU - 1.72 AU

Year: 772 Days

Day: 15.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 8.6

Gravity: 12.17 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.99 AU - 8.51 AU

Year: 8252 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 94,662,053 km

• M1: 133,890 km (0.109 R)
• M2: 311,463 km (0.106 R)
• M3: 370,704 km (0.077 R)
• M4: 622,178 km (0.105 R)
• M5: 784,192 km (0.085 R)
• M6: 924,066 km (0.103 R)
• M7: 1,053,468 km (0.056 R)
• M8: 1,248,993 km (0.076 R)
• M9: 1,834,219 km (0.062 R)
• M10: 1,927,569 km (0.077 R)
• M11: 2,291,989 km (0.051 R)
• M12: 2,677,802 km (0.093 R)
• M13: 3,280,233 km (0.073 R)
• M14: 3,422,949 km (0.066 R)
• M15: 3,714,515 km (0.072 R)
• M16: 4,352,999 km (0.048 R)
• M17: 4,829,917 km (0.102 R)
• M18: 5,593,016 km (0.08 R)
• M19: 5,867,378 km (0.085 R)
• M20: 6,608,187 km (0.062 R)
• M21: 7,081,514 km (0.113 R)
• M22: 7,490,665 km (0.089 R)
• M23: 8,060,932 km (0.116 R)
• M24: 8,605,767 km (0.084 R)
• M25: 9,082,386 km (0.118 R)
• M26: 9,364,228 km (0.106 R)
• M27: 9,731,042 km (0.055 R)
• M28: 9,936,739 km (0.056 R)
• M29: 10,102,494 km (0.065 R)
• M30: 10,944,431 km (0.032 R)
• M31: 11,072,786 km (0.095 R)
• M32: 11,590,693 km (0.097 R)
• M33: 12,249,373 km (0.07 R)
• M34: 12,338,084 km (0.08 R)
• M35: 12,516,255 km (0.086 R)
• M36: 12,650,445 km (0.116 R)
• M37: 13,101,034 km (0.084 R)
• M38: 14,531,189 km (0.088 R)
• M39: 14,672,260 km (0.09 R)
• M40: 15,672,172 km (0.074 R)
• M41: 16,351,047 km (0.042 R)
• M42: 16,448,735 km (0.096 R)
• M43: 17,188,197 km (0.097 R)
• M44: 17,586,875 km (0.045 R)
• M45: 18,852,623 km (0.048 R)
• M46: 19,109,333 km (0.12 R)
• M47: 19,678,104 km (0.104 R)
• M48: 20,726,336 km (0.08 R)
• M49: 21,471,034 km (0.106 R)
• M50: 21,631,703 km (0.085 R)
• M51: 21,685,408 km (0.09 R)
• M52: 21,846,525 km (0.097 R)
• M53: 23,150,719 km (0.043 R)
• M54: 24,201,046 km (0.085 R)
• M55: 25,549,820 km (0.031 R)
• M56: 25,720,063 km (0.105 R)
• M57: 26,980,574 km (0.097 R)
• M58: 27,038,319 km (0.113 R)
• M59: 27,269,897 km (0.094 R)
• M60: 28,319,775 km (0.067 R)
• M61: 28,731,617 km (0.103 R)
• M62: 29,264,036 km (0.095 R)
• M63: 29,501,747 km (0.083 R)
• M64: 29,680,517 km (0.097 R)
• M65: 30,278,759 km (0.036 R)
• M66: 31,426,324 km (0.1 R)
• M67: 31,730,606 km (0.117 R)
• M68: 33,391,142 km (0.118 R)
• M69: 33,888,406 km (0.071 R)
• M70: 34,513,725 km (0.099 R)
• M71: 35,268,895 km (0.049 R)
• M72: 36,156,908 km (0.106 R)
• M73: 36,411,972 km (0.047 R)
• M74: 36,539,729 km (0.078 R)
• M75: 36,603,757 km (0.109 R)
• M76: 36,731,663 km (0.101 R)
• M77: 38,474,029 km (0.056 R)
• M78: 39,387,923 km (0.088 R)
• M79: 39,781,814 km (0.117 R)
• M80: 40,639,758 km (0.095 R)
• M81: 40,772,301 km (0.063 R)
• M82: 41,704,146 km (0.068 R)
• M83: 41,904,608 km (0.102 R)
• M84: 42,105,517 km (0.078 R)
• M85: 43,520,863 km (0.047 R)
• M86: 43,588,631 km (0.035 R)
• M87: 44,541,270 km (0.12 R)
• M88: 45,088,649 km (0.12 R)
• M89: 45,707,236 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.2

Radius: 8.1

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 10.13 AU - 10.91 AU

Year: 11883 Days

Day: 6.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 94,662,053 km

• M1: 109,057 km (0.111 R)
• M2: 176,226 km (0.048 R)
• M3: 261,347 km (0.08 R)
• M4: 358,885 km (0.085 R)
• M5: 493,224 km (0.109 R)
• M6: 1,064,838 km (0.028 R)
• M7: 1,200,224 km (0.116 R)
• M8: 1,676,095 km (0.108 R)
• M9: 1,985,313 km (0.05 R)
• M10: 2,166,476 km (0.109 R)
• M11: 2,530,897 km (0.11 R)
• M12: 2,727,468 km (0.118 R)
• M13: 2,899,955 km (0.058 R)
• M14: 3,500,740 km (0.111 R)
• M15: 3,847,508 km (0.071 R)
• M16: 4,139,373 km (0.092 R)
• M17: 4,321,284 km (0.116 R)
• M18: 4,658,777 km (0.084 R)
• M19: 4,796,257 km (0.11 R)
• M20: 5,128,065 km (0.077 R)
• M21: 5,287,836 km (0.101 R)
• M22: 5,758,620 km (0.105 R)
• M23: 6,643,641 km (0.054 R)
• M24: 6,837,371 km (0.115 R)
• M25: 7,310,100 km (0.039 R)
• M26: 7,510,112 km (0.072 R)
• M27: 7,833,992 km (0.093 R)
• M28: 8,832,857 km (0.028 R)
• M29: 9,325,632 km (0.107 R)
• M30: 11,246,170 km (0.12 R)
• M31: 11,407,735 km (0.106 R)
• M32: 11,709,923 km (0.1 R)
• M33: 11,873,733 km (0.115 R)
• M34: 12,727,936 km (0.044 R)
• M35: 12,800,043 km (0.066 R)
• M36: 12,968,789 km (0.041 R)
• M37: 13,284,141 km (0.067 R)
• M38: 13,503,901 km (0.097 R)
• M39: 13,651,105 km (0.117 R)
• M40: 14,295,124 km (0.106 R)
• M41: 14,445,170 km (0.078 R)
• M42: 14,671,213 km (0.102 R)
• M43: 14,847,888 km (0.043 R)
• M44: 15,050,593 km (0.071 R)
• M45: 15,177,751 km (0.109 R)
• M46: 16,233,763 km (0.108 R)
• M47: 17,340,188 km (0.07 R)
• M48: 18,064,242 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.1

Radius: 6.3

Gravity: 16 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 14.3 AU - 18.88 AU

Year: 23532 Days

Day: 23.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 94,662,053 km

• M1: 126,709 km (0.098 R)
• M2: 173,683 km (0.055 R)
• M3: 312,061 km (0.084 R)
• M4: 486,343 km (0.096 R)
• M5: 573,558 km (0.056 R)
• M6: 1,232,238 km (0.061 R)
• M7: 1,292,526 km (0.067 R)
• M8: 1,353,711 km (0.109 R)
• M9: 1,878,052 km (0.115 R)
• M10: 2,308,894 km (0.078 R)
• M11: 2,612,876 km (0.066 R)
• M12: 3,174,916 km (0.119 R)
• M13: 3,300,129 km (0.033 R)
• M14: 3,469,623 km (0.099 R)
• M15: 3,642,110 km (0.094 R)
• M16: 4,176,174 km (0.038 R)
• M17: 4,734,473 km (0.091 R)
• M18: 5,022,449 km (0.062 R)
• M19: 5,168,606 km (0.086 R)
• M20: 6,439,889 km (0.063 R)
• M21: 6,758,832 km (0.1 R)
• M22: 9,250,384 km (0.105 R)
• M23: 10,653,762 km (0.088 R)
• M24: 10,904,638 km (0.028 R)
• M25: 11,284,467 km (0.087 R)
• M26: 11,927,139 km (0.044 R)
• M27: 12,122,215 km (0.074 R)
• M28: 12,780,296 km (0.062 R)
• M29: 13,113,749 km (0.046 R)
• M30: 14,823,055 km (0.079 R)
• M31: 15,810,550 km (0.061 R)
• M32: 17,111,154 km (0.064 R)
• M33: 17,478,566 km (0.08 R)
• M34: 17,997,073 km (0.085 R)
• M35: 18,221,021 km (0.06 R)
• M36: 18,520,815 km (0.072 R)
• M37: 21,925,513 km (0.115 R)
• M38: 22,084,685 km (0.081 R)
• M39: 24,519,540 km (0.046 R)
• M40: 24,933,627 km (0.11 R)
• M41: 25,016,654 km (0.107 R)
• M42: 26,105,128 km (0.041 R)
• M43: 26,867,628 km (0.066 R)
• M44: 27,038,020 km (0.095 R)
• M45: 28,762,285 km (0.115 R)
• M46: 29,023,932 km (0.116 R)
• M47: 29,111,297 km (0.115 R)
• M48: 29,374,140 km (0.104 R)
• M49: 30,788,588 km (0.094 R)
• M50: 31,145,678 km (0.071 R)
• M51: 33,042,878 km (0.105 R)
• M52: 35,163,279 km (0.088 R)
• M53: 35,630,024 km (0.101 R)
• M54: 36,664,045 km (0.045 R)
• M55: 39,631,019 km (0.084 R)
• M56: 39,727,959 km (0.113 R)
• M57: 40,116,614 km (0.068 R)
• M58: 43,471,346 km (0.114 R)
• M59: 44,273,639 km (0.083 R)
• M60: 46,300,691 km (0.101 R)
• M61: 46,812,315 km (0.092 R)
• M62: 47,017,414 km (0.118 R)
• M63: 47,737,728 km (0.104 R)
• M64: 50,339,683 km (0.089 R)
• M65: 51,604,982 km (0.077 R)
• M66: 54,597,837 km (0.107 R)
• M67: 55,463,261 km (0.118 R)
• M68: 55,788,936 km (0.087 R)
• M69: 56,333,173 km (0.104 R)
• M70: 56,879,055 km (0.119 R)
• M71: 57,426,883 km (0.1 R)
• M72: 57,756,297 km (0.028 R)
• M73: 58,417,221 km (0.106 R)
• M74: 59,968,850 km (0.101 R)
• M75: 61,421,894 km (0.051 R)
• M76: 63,566,230 km (0.075 R)
• M77: 64,134,552 km (0.054 R)
• M78: 67,232,873 km (0.076 R)
• M79: 71,793,365 km (0.11 R)
• M80: 72,503,805 km (0.059 R)
• M81: 73,097,559 km (0.077 R)
• M82: 74,529,360 km (0.043 R)
• M83: 75,128,649 km (0.115 R)
• M84: 75,488,881 km (0.108 R)
• M85: 75,729,434 km (0.093 R)
• M86: 76,694,191 km (0.111 R)
• M87: 76,936,091 km (0.112 R)
• M88: 78,514,049 km (0.091 R)
• M89: 80,470,789 km (0.119 R)
• M90: 80,716,578 km (0.088 R)
• M91: 80,839,398 km (0.076 R)
• M92: 81,825,398 km (0.069 R)
• M93: 82,443,536 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.5

Radius: 6.3

Gravity: 21.43 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 13.72 AU - 20.74 AU

Year: 24907 Days

Day: 16.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 94,662,053 km

• M1: 218,562 km (0.045 R)
• M2: 287,976 km (0.077 R)
• M3: 1,042,099 km (0.085 R)
• M4: 1,199,925 km (0.095 R)
• M5: 1,331,720 km (0.062 R)
• M6: 1,399,488 km (0.107 R)
• M7: 1,538,465 km (0.075 R)
• M8: 1,867,729 km (0.043 R)
• M9: 2,218,536 km (0.05 R)
• M10: 2,422,289 km (0.114 R)
• M11: 2,463,727 km (0.117 R)
• M12: 3,204,985 km (0.077 R)
• M13: 3,342,465 km (0.088 R)
• M14: 3,482,040 km (0.106 R)
• M15: 4,208,338 km (0.112 R)
• M16: 4,979,964 km (0.073 R)
• M17: 5,086,178 km (0.112 R)
• M18: 5,409,160 km (0.089 R)
• M19: 5,850,174 km (0.08 R)
• M20: 5,906,124 km (0.032 R)
• M21: 6,766,611 km (0.116 R)
• M22: 7,301,423 km (0.114 R)
• M23: 8,474,869 km (0.119 R)
• M24: 8,729,185 km (0.063 R)
• M25: 9,771,883 km (0.072 R)
• M26: 10,511,345 km (0.113 R)
• M27: 11,759,739 km (0.067 R)
• M28: 12,981,206 km (0.095 R)
• M29: 13,348,020 km (0.066 R)
• M30: 14,773,089 km (0.092 R)
• M31: 17,199,866 km (0.086 R)
• M32: 17,441,167 km (0.082 R)
• M33: 17,927,210 km (0.118 R)
• M34: 20,849,904 km (0.112 R)
• M35: 21,193,231 km (0.104 R)
• M36: 22,585,090 km (0.105 R)
• M37: 23,026,104 km (0.081 R)
• M38: 23,827,051 km (0.109 R)
• M39: 24,546,767 km (0.117 R)
• M40: 25,000,198 km (0.061 R)
• M41: 25,091,153 km (0.104 R)
• M42: 28,061,120 km (0.101 R)
• M43: 29,299,042 km (0.056 R)
• M44: 29,395,084 km (0.098 R)
• M45: 30,263,350 km (0.059 R)
• M46: 32,918,563 km (0.12 R)
• M47: 33,719,510 km (0.112 R)
• M48: 34,425,612 km (0.103 R)
• M49: 34,526,889 km (0.12 R)
• M50: 34,933,048 km (0.112 R)
• M51: 37,610,849 km (0.095 R)
• M52: 38,133,245 km (0.112 R)
• M53: 38,238,113 km (0.061 R)
• M54: 41,641,465 km (0.095 R)
• M55: 41,965,494 km (0.097 R)
• M56: 42,290,271 km (0.028 R)
• M57: 44,477,242 km (0.026 R)
• M58: 46,924,962 km (0.119 R)
• M59: 47,712,894 km (0.095 R)
• M60: 48,505,165 km (0.078 R)
• M61: 48,959,942 km (0.112 R)
• M62: 49,187,780 km (0.068 R)
• M63: 49,644,652 km (0.084 R)
• M64: 50,908,155 km (0.079 R)
• M65: 52,066,043 km (0.085 R)
• M66: 52,415,055 km (0.047 R)
• M67: 52,881,651 km (0.109 R)
• M68: 53,232,458 km (0.118 R)
• M69: 54,407,549 km (0.119 R)
• M70: 56,424,726 km (0.104 R)
• M71: 56,663,634 km (0.063 R)
• M72: 57,022,669 km (0.096 R)
• M73: 57,622,706 km (0.084 R)
• M74: 58,587,164 km (0.111 R)
• M75: 61,144,091 km (0.107 R)
• M76: 61,389,431 km (0.117 R)
• M77: 61,881,309 km (0.058 R)
• M78: 62,745,087 km (0.044 R)
• M79: 63,240,405 km (0.064 R)
• M80: 64,859,354 km (0.11 R)
• M81: 67,376,637 km (0.072 R)
• M82: 71,211,878 km (0.09 R)
• M83: 78,291,597 km (0.118 R)
• M84: 80,297,555 km (0.038 R)
• M85: 82,049,645 km (0.056 R)
• M86: 82,862,709 km (0.084 R)
• M87: 84,359,885 km (0.111 R)
• M88: 88,349,959 km (0.112 R)
• M89: 88,905,267 km (0.061 R)
• M90: 91,137,416 km (0.045 R)
• M91: 91,838,731 km (0.107 R)
• M92: 91,979,204 km (0.105 R)
• M93: 92,401,219 km (0.088 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 16,369 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit