🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.54 AU - 0.54 AU

Year: 151 Days

Day: 26.4 Hours

Environment

Temp: 196 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.47 AU - 0.63 AU

Year: 155 Days

Day: 32.4 Hours

Environment

Temp: 171 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,309,577 km

• M1: 328,667 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.89 AU - 1.07 AU

Year: 369 Days

Day: 43.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.46 AU - 3.78 AU

Year: 2623 Days

Day: 17.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.04 AU - 4.62 AU

Year: 2854 Days

Day: 41.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.5

Radius: 12.5

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7 AU - 7.08 AU

Year: 7113 Days

Day: 6.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 22,309,577 km

• M1: 164,707 km (0.116 R)
• M2: 299,046 km (0.093 R)
• M3: 424,409 km (0.087 R)
• M4: 916,437 km (0.072 R)
• M5: 1,252,583 km (0.109 R)
• M6: 1,355,955 km (0.095 R)
• M7: 1,590,375 km (0.116 R)
• M8: 1,799,214 km (0.107 R)
• M9: 1,956,890 km (0.051 R)
• M10: 2,119,353 km (0.073 R)
• M11: 2,244,267 km (0.114 R)
• M12: 2,545,557 km (0.076 R)
• M13: 2,701,139 km (0.12 R)
• M14: 2,859,862 km (0.056 R)
• M15: 3,330,946 km (0.097 R)
• M16: 3,600,671 km (0.11 R)
• M17: 4,161,514 km (0.071 R)
• M18: 5,053,865 km (0.073 R)
• M19: 5,137,939 km (0.103 R)
• M20: 5,915,399 km (0.104 R)
• M21: 6,093,271 km (0.069 R)
• M22: 6,484,768 km (0.095 R)
• M23: 6,698,993 km (0.098 R)
• M24: 7,355,578 km (0.097 R)
• M25: 7,515,049 km (0.054 R)
• M26: 7,869,746 km (0.029 R)
• M27: 8,164,154 km (0.034 R)
• M28: 8,629,254 km (0.08 R)
• M29: 8,730,083 km (0.102 R)
• M30: 9,724,909 km (0.12 R)
• M31: 9,829,777 km (0.041 R)
• M32: 9,935,094 km (0.078 R)
• M33: 10,076,165 km (0.116 R)
• M34: 10,360,401 km (0.073 R)
• M35: 10,539,320 km (0.112 R)
• M36: 10,827,744 km (0.046 R)
• M37: 11,969,924 km (0.063 R)
• M38: 12,120,120 km (0.118 R)
• M39: 12,460,306 km (0.053 R)
• M40: 14,010,289 km (0.078 R)
• M41: 15,825,660 km (0.108 R)
• M42: 15,949,377 km (0.06 R)
• M43: 16,447,239 km (0.034 R)
• M44: 17,458,221 km (0.086 R)
• M45: 18,663,232 km (0.097 R)
• M46: 19,231,704 km (0.103 R)
• M47: 19,761,580 km (0.071 R)
• M48: 19,850,441 km (0.116 R)
• M49: 20,162,203 km (0.111 R)
• M50: 22,158,885 km (0.074 R)
• M51: 22,251,187 km (0.109 R)
• M52: 23,839,169 km (0.117 R)
• M53: 24,028,260 km (0.102 R)
• M54: 24,123,105 km (0.113 R)
• M55: 24,265,523 km (0.076 R)
• M56: 24,598,976 km (0.074 R)
• M57: 24,742,291 km (0.072 R)
• M58: 25,608,313 km (0.117 R)
• M59: 25,947,900 km (0.118 R)
• M60: 26,240,065 km (0.103 R)
• M61: 26,975,189 km (0.099 R)
• M62: 27,419,644 km (0.091 R)
• M63: 27,667,528 km (0.07 R)
• M64: 28,265,620 km (0.103 R)
• M65: 28,616,427 km (0.105 R)
• M66: 29,120,123 km (0.082 R)
• M67: 29,677,674 km (0.119 R)
• M68: 29,830,414 km (0.045 R)
• M69: 30,289,829 km (0.119 R)
• M70: 30,957,783 km (0.088 R)
• M71: 31,838,616 km (0.118 R)
• M72: 32,622,658 km (0.092 R)
• M73: 32,990,669 km (0.111 R)
• M74: 33,412,984 km (0.117 R)
• M75: 33,571,707 km (0.093 R)
• M76: 34,049,822 km (0.103 R)
• M77: 35,227,755 km (0.091 R)
• M78: 35,335,466 km (0.083 R)
• M79: 35,443,326 km (0.101 R)
• M80: 35,659,345 km (0.106 R)
• M81: 36,473,457 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.4

Radius: 11.4

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.58 AU - 8.02 AU

Year: 7511 Days

Day: 13.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 22,309,577 km

• M1: 150,196 km (0.038 R)
• M2: 289,621 km (0.043 R)
• M3: 438,920 km (0.04 R)
• M4: 571,613 km (0.083 R)
• M5: 839,992 km (0.082 R)
• M6: 1,308,233 km (0.109 R)
• M7: 1,544,598 km (0.104 R)
• M8: 1,685,968 km (0.08 R)
• M9: 1,887,626 km (0.084 R)
• M10: 2,155,855 km (0.115 R)
• M11: 2,314,877 km (0.106 R)
• M12: 2,436,650 km (0.032 R)
• M13: 2,560,667 km (0.118 R)
• M14: 2,750,806 km (0.106 R)
• M15: 2,901,899 km (0.117 R)
• M16: 3,651,385 km (0.114 R)
• M17: 4,060,236 km (0.106 R)
• M18: 4,158,671 km (0.09 R)
• M19: 4,458,615 km (0.12 R)
• M20: 4,791,620 km (0.083 R)
• M21: 4,895,590 km (0.117 R)
• M22: 5,026,788 km (0.113 R)
• M23: 5,239,217 km (0.119 R)
• M24: 5,590,622 km (0.118 R)
• M25: 5,783,154 km (0.056 R)
• M26: 6,174,652 km (0.088 R)
• M27: 6,345,194 km (0.053 R)
• M28: 7,161,250 km (0.088 R)
• M29: 7,521,183 km (0.098 R)
• M30: 7,642,506 km (0.086 R)
• M31: 8,103,268 km (0.106 R)
• M32: 8,415,479 km (0.107 R)
• M33: 8,509,875 km (0.111 R)
• M34: 9,148,508 km (0.069 R)
• M35: 9,637,693 km (0.107 R)
• M36: 9,902,033 km (0.098 R)
• M37: 10,068,535 km (0.053 R)
• M38: 10,404,233 km (0.098 R)
• M39: 10,505,660 km (0.069 R)
• M40: 10,777,779 km (0.073 R)
• M41: 11,573,190 km (0.107 R)
• M42: 11,713,364 km (0.115 R)
• M43: 12,387,302 km (0.118 R)
• M44: 12,819,490 km (0.117 R)
• M45: 13,001,102 km (0.111 R)
• M46: 14,033,477 km (0.093 R)
• M47: 14,446,218 km (0.083 R)
• M48: 14,521,765 km (0.082 R)
• M49: 15,553,691 km (0.089 R)
• M50: 15,902,852 km (0.078 R)
• M51: 16,411,934 km (0.084 R)
• M52: 16,807,171 km (0.068 R)
• M53: 16,966,044 km (0.111 R)
• M54: 17,486,196 km (0.039 R)
• M55: 18,052,125 km (0.068 R)
• M56: 18,133,506 km (0.039 R)
• M57: 18,419,238 km (0.087 R)
• M58: 19,326,848 km (0.087 R)
• M59: 19,995,999 km (0.109 R)
• M60: 20,291,156 km (0.109 R)
• M61: 20,630,294 km (0.032 R)
• M62: 21,142,517 km (0.115 R)
• M63: 22,048,931 km (0.112 R)
• M64: 22,179,530 km (0.064 R)
• M65: 22,353,961 km (0.077 R)
• M66: 22,923,929 km (0.026 R)
• M67: 23,188,717 km (0.069 R)
• M68: 23,277,279 km (0.06 R)
• M69: 25,297,449 km (0.089 R)
• M70: 26,443,817 km (0.12 R)
• M71: 27,513,592 km (0.091 R)
• M72: 27,654,064 km (0.079 R)
• M73: 27,983,030 km (0.046 R)
• M74: 28,502,583 km (0.119 R)
• M75: 28,597,279 km (0.103 R)
• M76: 29,359,480 km (0.081 R)
• M77: 30,952,547 km (0.03 R)
• M78: 32,178,053 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14

Radius: 5.6

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 12.81 AU - 17.27 AU

Year: 22211 Days

Day: 21.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 22,309,577 km

• M1: 102,624 km (0.096 R)
• M2: 147,204 km (0.077 R)
• M3: 348,713 km (0.092 R)
• M4: 429,795 km (0.108 R)
• M5: 783,444 km (0.103 R)
• M6: 1,172,847 km (0.115 R)
• M7: 1,768,097 km (0.109 R)
• M8: 2,043,956 km (0.075 R)
• M9: 2,286,753 km (0.069 R)
• M10: 2,522,818 km (0.11 R)
• M11: 3,815,793 km (0.107 R)
• M12: 4,001,444 km (0.08 R)
• M13: 4,228,384 km (0.086 R)
• M14: 5,217,675 km (0.12 R)
• M15: 5,423,970 km (0.073 R)
• M16: 7,885,453 km (0.111 R)
• M17: 8,385,110 km (0.108 R)
• M18: 9,091,661 km (0.08 R)
• M19: 9,364,677 km (0.061 R)
• M20: 9,791,929 km (0.077 R)
• M21: 10,122,839 km (0.117 R)
• M22: 10,302,656 km (0.087 R)
• M23: 10,354,267 km (0.095 R)
• M24: 11,349,841 km (0.115 R)
• M25: 11,536,689 km (0.066 R)
• M26: 13,656,939 km (0.067 R)
• M27: 14,833,826 km (0.064 R)
• M28: 14,950,362 km (0.085 R)
• M29: 15,567,304 km (0.12 R)
• M30: 15,953,416 km (0.112 R)
• M31: 16,826,021 km (0.089 R)
• M32: 16,947,494 km (0.082 R)
• M33: 17,406,011 km (0.032 R)
• M34: 17,775,817 km (0.11 R)
• M35: 18,054,817 km (0.063 R)
• M36: 18,585,740 km (0.045 R)
• M37: 18,774,383 km (0.086 R)
• M38: 19,983,583 km (0.117 R)
• M39: 21,546,731 km (0.114 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 15,713 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit