🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.6 AU - 0.92 AU

Year: 252 Days

Day: 45.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.69 AU - 0.97 AU

Year: 288 Days

Day: 14.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,981,244 km

• M1: 515,365 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.4 AU - 1.62 AU

Year: 707 Days

Day: 47.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.49 AU - 3.87 AU

Year: 2688 Days

Day: 25 Hours

Environment

Temp: -124 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,981,244 km

• M1: 273,914 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.8

Radius: 13.5

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.01 AU - 6.99 AU

Year: 6311 Days

Day: 8.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 88,981,244 km

• M1: 189,989 km (0.047 R)
• M2: 291,117 km (0.069 R)
• M3: 470,186 km (0.075 R)
• M4: 655,239 km (0.102 R)
• M5: 913,145 km (0.113 R)
• M6: 1,416,841 km (0.114 R)
• M7: 2,232,599 km (0.112 R)
• M8: 2,341,057 km (0.115 R)
• M9: 2,429,170 km (0.083 R)
• M10: 2,839,667 km (0.111 R)
• M11: 3,223,236 km (0.097 R)
• M12: 3,471,568 km (0.112 R)
• M13: 4,066,818 km (0.112 R)
• M14: 4,254,264 km (0.117 R)
• M15: 4,390,099 km (0.077 R)
• M16: 4,665,958 km (0.049 R)
• M17: 5,322,243 km (0.091 R)
• M18: 5,886,377 km (0.083 R)
• M19: 6,007,701 km (0.115 R)
• M20: 6,221,925 km (0.102 R)
• M21: 6,657,853 km (0.114 R)
• M22: 7,007,463 km (0.096 R)
• M23: 7,200,744 km (0.114 R)
• M24: 8,295,202 km (0.113 R)
• M25: 8,465,594 km (0.094 R)
• M26: 8,809,968 km (0.12 R)
• M27: 9,123,675 km (0.065 R)
• M28: 9,229,141 km (0.089 R)
• M29: 9,834,265 km (0.084 R)
• M30: 10,232,794 km (0.079 R)
• M31: 10,342,299 km (0.082 R)
• M32: 10,599,608 km (0.076 R)
• M33: 10,784,660 km (0.087 R)
• M34: 11,308,552 km (0.109 R)
• M35: 11,459,795 km (0.1 R)
• M36: 12,187,439 km (0.102 R)
• M37: 12,459,259 km (0.104 R)
• M38: 12,772,367 km (0.119 R)
• M39: 12,969,387 km (0.039 R)
• M40: 15,453,759 km (0.118 R)
• M41: 16,044,222 km (0.096 R)
• M42: 16,599,380 km (0.097 R)
• M43: 17,596,749 km (0.071 R)
• M44: 17,816,209 km (0.108 R)
• M45: 18,213,391 km (0.115 R)
• M46: 18,524,405 km (0.065 R)
• M47: 18,747,605 km (0.099 R)
• M48: 19,377,412 km (0.074 R)
• M49: 19,558,575 km (0.098 R)
• M50: 19,694,859 km (0.1 R)
• M51: 20,197,358 km (0.08 R)
• M52: 20,889,248 km (0.061 R)
• M53: 20,982,149 km (0.06 R)
• M54: 21,214,923 km (0.047 R)
• M55: 21,918,182 km (0.095 R)
• M56: 22,012,579 km (0.108 R)
• M57: 23,831,090 km (0.106 R)
• M58: 24,955,169 km (0.087 R)
• M59: 25,152,339 km (0.097 R)
• M60: 25,350,107 km (0.096 R)
• M61: 26,046,336 km (0.117 R)
• M62: 26,246,498 km (0.069 R)
• M63: 26,547,638 km (0.058 R)
• M64: 27,763,420 km (0.074 R)
• M65: 28,070,245 km (0.096 R)
• M66: 28,532,503 km (0.059 R)
• M67: 29,464,797 km (0.06 R)
• M68: 29,934,534 km (0.077 R)
• M69: 30,670,406 km (0.048 R)
• M70: 31,146,576 km (0.104 R)
• M71: 31,518,626 km (0.116 R)
• M72: 32,320,919 km (0.072 R)
• M73: 32,428,330 km (0.111 R)
• M74: 32,697,607 km (0.088 R)
• M75: 33,455,320 km (0.077 R)
• M76: 33,672,985 km (0.082 R)
• M77: 34,712,840 km (0.118 R)
• M78: 36,432,018 km (0.089 R)
• M79: 37,330,054 km (0.115 R)
• M80: 37,668,893 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.3

Radius: 6.9

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 12.16 AU - 18.58 AU

Year: 22946 Days

Day: 15.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 88,981,244 km

• M1: 582,833 km (0.088 R)
• M2: 817,403 km (0.114 R)
• M3: 972,087 km (0.074 R)
• M4: 1,585,438 km (0.086 R)
• M5: 1,779,467 km (0.08 R)
• M6: 3,380,912 km (0.071 R)
• M7: 3,505,228 km (0.115 R)
• M8: 3,930,534 km (0.082 R)
• M9: 4,238,108 km (0.112 R)
• M10: 4,507,833 km (0.107 R)
• M11: 5,016,914 km (0.078 R)
• M12: 5,641,934 km (0.118 R)
• M13: 5,691,002 km (0.095 R)
• M14: 6,189,761 km (0.058 R)
• M15: 6,859,062 km (0.074 R)
• M16: 7,175,761 km (0.118 R)
• M17: 7,497,097 km (0.08 R)
• M18: 8,377,182 km (0.094 R)
• M19: 9,001,005 km (0.078 R)
• M20: 9,580,996 km (0.09 R)
• M21: 9,994,335 km (0.055 R)
• M22: 10,838,067 km (0.081 R)
• M23: 11,021,922 km (0.08 R)
• M24: 11,083,407 km (0.103 R)
• M25: 12,082,870 km (0.119 R)
• M26: 13,241,207 km (0.062 R)
• M27: 13,372,105 km (0.118 R)
• M28: 14,233,489 km (0.099 R)
• M29: 15,662,299 km (0.071 R)
• M30: 16,009,216 km (0.05 R)
• M31: 16,288,665 km (0.106 R)
• M32: 16,428,838 km (0.045 R)
• M33: 16,640,070 km (0.11 R)
• M34: 16,994,019 km (0.112 R)
• M35: 17,279,003 km (0.056 R)
• M36: 18,288,788 km (0.085 R)
• M37: 18,434,646 km (0.094 R)
• M38: 20,289,660 km (0.091 R)
• M39: 21,124,566 km (0.098 R)
• M40: 22,984,815 km (0.11 R)
• M41: 24,655,225 km (0.096 R)
• M42: 25,627,013 km (0.068 R)
• M43: 26,117,694 km (0.12 R)
• M44: 26,199,823 km (0.065 R)
• M45: 26,611,516 km (0.098 R)
• M46: 27,859,312 km (0.113 R)
• M47: 28,279,533 km (0.115 R)
• M48: 28,701,698 km (0.101 R)
• M49: 29,552,461 km (0.044 R)
• M50: 29,723,601 km (0.094 R)
• M51: 30,411,602 km (0.063 R)
• M52: 30,584,387 km (0.101 R)
• M53: 34,197,924 km (0.115 R)
• M54: 34,557,557 km (0.09 R)
• M55: 34,737,972 km (0.03 R)
• M56: 35,280,713 km (0.051 R)
• M57: 35,553,280 km (0.118 R)
• M58: 35,826,446 km (0.075 R)
• M59: 37,110,445 km (0.117 R)
• M60: 37,943,854 km (0.058 R)
• M61: 38,036,755 km (0.04 R)
• M62: 38,223,004 km (0.049 R)
• M63: 39,817,717 km (0.094 R)
• M64: 41,721,649 km (0.086 R)
• M65: 41,913,583 km (0.07 R)
• M66: 45,419,858 km (0.11 R)
• M67: 45,815,245 km (0.108 R)
• M68: 46,410,346 km (0.12 R)
• M69: 47,008,139 km (0.084 R)
• M70: 48,009,996 km (0.113 R)
• M71: 48,211,205 km (0.117 R)
• M72: 49,221,589 km (0.092 R)
• M73: 51,057,604 km (0.074 R)
• M74: 54,796,503 km (0.057 R)
• M75: 55,006,838 km (0.099 R)
• M76: 56,805,154 km (0.111 R)
• M77: 57,658,011 km (0.107 R)
• M78: 58,300,534 km (0.118 R)
• M79: 58,407,796 km (0.098 R)
• M80: 58,730,030 km (0.107 R)
• M81: 60,350,474 km (0.067 R)
• M82: 61,438,948 km (0.117 R)
• M83: 62,204,739 km (0.11 R)
• M84: 62,314,395 km (0.05 R)
• M85: 63,856,300 km (0.118 R)
• M86: 64,410,111 km (0.038 R)
• M87: 67,427,500 km (0.115 R)
• M88: 68,104,431 km (0.09 R)
• M89: 71,177,769 km (0.089 R)
• M90: 72,558,109 km (0.074 R)
• M91: 73,599,160 km (0.043 R)
• M92: 75,813,209 km (0.103 R)
• M93: 76,869,669 km (0.096 R)
• M94: 76,987,253 km (0.047 R)
• M95: 78,049,099 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.2

Radius: 4.2

Gravity: 25.29 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 18.2 AU - 19.64 AU

Year: 31338 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 88,981,244 km

• M1: 60,138 km (0.087 R)
• M2: 249,380 km (0.07 R)
• M3: 303,833 km (0.077 R)
• M4: 514,317 km (0.059 R)
• M5: 845,228 km (0.07 R)
• M6: 958,324 km (0.118 R)
• M7: 1,492,089 km (0.11 R)
• M8: 2,217,190 km (0.064 R)
• M9: 2,373,669 km (0.082 R)
• M10: 2,615,120 km (0.086 R)
• M11: 3,252,407 km (0.083 R)
• M12: 3,611,143 km (0.085 R)
• M13: 3,656,920 km (0.079 R)
• M14: 4,029,568 km (0.096 R)
• M15: 4,124,712 km (0.069 R)
• M16: 4,172,584 km (0.104 R)
• M17: 4,268,775 km (0.083 R)
• M18: 4,414,334 km (0.079 R)
• M19: 5,013,324 km (0.076 R)
• M20: 7,417,212 km (0.085 R)
• M21: 8,246,134 km (0.12 R)
• M22: 8,488,333 km (0.096 R)
• M23: 9,228,693 km (0.106 R)
• M24: 9,291,374 km (0.087 R)
• M25: 10,573,578 km (0.076 R)
• M26: 10,902,693 km (0.099 R)
• M27: 12,528,672 km (0.115 R)
• M28: 13,725,305 km (0.115 R)
• M29: 14,012,085 km (0.108 R)
• M30: 14,884,539 km (0.066 R)
• M31: 15,699,549 km (0.053 R)
• M32: 16,150,137 km (0.113 R)
• M33: 17,838,349 km (0.099 R)
• M34: 18,151,308 km (0.103 R)
• M35: 18,782,761 km (0.116 R)
• M36: 19,823,812 km (0.074 R)
• M37: 20,555,645 km (0.066 R)
• M38: 20,637,475 km (0.072 R)
• M39: 20,719,455 km (0.118 R)
• M40: 20,801,434 km (0.053 R)
• M41: 20,965,992 km (0.065 R)
• M42: 21,379,032 km (0.105 R)
• M43: 21,544,936 km (0.08 R)
• M44: 21,961,715 km (0.091 R)
• M45: 22,972,847 km (0.053 R)
• M46: 24,691,428 km (0.113 R)
• M47: 25,478,163 km (0.086 R)
• M48: 27,796,930 km (0.114 R)
• M49: 27,887,437 km (0.078 R)
• M50: 29,257,005 km (0.099 R)
• M51: 30,275,168 km (0.077 R)
• M52: 32,061,068 km (0.078 R)
• M53: 32,346,052 km (0.049 R)
• M54: 33,110,497 km (0.065 R)
• M55: 33,494,814 km (0.104 R)
• M56: 33,687,645 km (0.109 R)
• M57: 35,144,878 km (0.08 R)
• M58: 35,832,131 km (0.101 R)
• M59: 36,424,538 km (0.11 R)
• M60: 39,231,892 km (0.071 R)
• M61: 42,420,271 km (0.071 R)
• M62: 43,676,594 km (0.111 R)
• M63: 46,870,509 km (0.111 R)
• M64: 47,626,427 km (0.054 R)
• M65: 47,734,736 km (0.085 R)
• M66: 48,060,261 km (0.093 R)
• M67: 49,479,197 km (0.111 R)
• M68: 49,588,852 km (0.107 R)
• M69: 50,579,938 km (0.04 R)
• M70: 51,133,300 km (0.113 R)
• M71: 51,577,606 km (0.062 R)
• M72: 52,693,606 km (0.106 R)
• M73: 52,917,704 km (0.088 R)
• M74: 53,479,593 km (0.053 R)
• M75: 53,704,888 km (0.118 R)
• M76: 53,930,481 km (0.082 R)
• M77: 55,290,625 km (0.087 R)
• M78: 56,203,621 km (0.055 R)
• M79: 56,318,063 km (0.057 R)
• M80: 56,661,989 km (0.105 R)
• M81: 59,321,540 km (0.047 R)
• M82: 60,373,362 km (0.071 R)
• M83: 60,842,800 km (0.107 R)
• M84: 62,258,295 km (0.102 R)
• M85: 67,662,219 km (0.089 R)
• M86: 69,373,769 km (0.08 R)
• M87: 71,967,796 km (0.12 R)
• M88: 73,965,376 km (0.074 R)
• M89: 74,216,401 km (0.106 R)
• M90: 83,177,015 km (0.082 R)
• M91: 84,091,656 km (0.075 R)
• M92: 84,615,847 km (0.111 R)
• M93: 84,878,241 km (0.113 R)
• M94: 85,799,016 km (0.111 R)
• M95: 86,458,893 km (0.069 R)
• M96: 87,385,352 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 15,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit