🌌 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: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.83 AU - 0.85 AU

Year: 273 Days

Day: 27.5 Hours

Environment

Temp: 193 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.15 AU - 1.49 AU

Year: 538 Days

Day: 24.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 76,143,418 km

• M1: 301,739 km (0.113 R)
• M2: 1,130,362 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.73 AU - 1.83 AU

Year: 842 Days

Day: 47.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.06 AU - 5 AU

Year: 2870 Days

Day: 41.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,143,418 km

• M1: 742,155 km (0.091 R)
• M2: 1,107,024 km (0.109 R)

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.8

Radius: 11.4

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.13 AU - 8.53 AU

Year: 7773 Days

Day: 6.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 76,143,418 km

• M1: 143,165 km (0.115 R)
• M2: 359,334 km (0.12 R)
• M3: 502,200 km (0.099 R)
• M4: 757,264 km (0.08 R)
• M5: 884,423 km (0.108 R)
• M6: 1,197,980 km (0.117 R)
• M7: 1,329,476 km (0.076 R)
• M8: 1,406,968 km (0.073 R)
• M9: 1,526,048 km (0.053 R)
• M10: 1,711,400 km (0.102 R)
• M11: 2,014,784 km (0.104 R)
• M12: 2,173,059 km (0.087 R)
• M13: 2,312,035 km (0.069 R)
• M14: 2,502,024 km (0.055 R)
• M15: 2,771,899 km (0.068 R)
• M16: 2,847,147 km (0.073 R)
• M17: 3,528,266 km (0.099 R)
• M18: 3,775,551 km (0.114 R)
• M19: 3,859,326 km (0.09 R)
• M20: 4,316,647 km (0.084 R)
• M21: 4,851,758 km (0.056 R)
• M22: 5,502,658 km (0.037 R)
• M23: 5,790,036 km (0.113 R)
• M24: 6,016,976 km (0.113 R)
• M25: 6,247,057 km (0.082 R)
• M26: 6,817,624 km (0.09 R)
• M27: 7,195,658 km (0.09 R)
• M28: 7,722,392 km (0.119 R)
• M29: 7,972,519 km (0.067 R)
• M30: 8,188,987 km (0.112 R)
• M31: 9,835,611 km (0.088 R)
• M32: 11,135,766 km (0.12 R)
• M33: 11,377,965 km (0.111 R)
• M34: 11,950,028 km (0.079 R)
• M35: 12,281,088 km (0.053 R)
• M36: 13,037,006 km (0.042 R)
• M37: 13,721,565 km (0.083 R)
• M38: 14,992,250 km (0.038 R)
• M39: 17,316,552 km (0.083 R)
• M40: 17,738,268 km (0.078 R)
• M41: 18,210,848 km (0.044 R)
• M42: 19,410,473 km (0.107 R)
• M43: 19,604,801 km (0.062 R)
• M44: 19,750,958 km (0.056 R)
• M45: 21,182,311 km (0.102 R)
• M46: 21,885,271 km (0.111 R)
• M47: 22,698,186 km (0.049 R)
• M48: 22,954,148 km (0.036 R)
• M49: 24,039,929 km (0.113 R)
• M50: 24,196,408 km (0.059 R)
• M51: 24,405,546 km (0.112 R)
• M52: 24,720,450 km (0.109 R)
• M53: 25,407,403 km (0.058 R)
• M54: 25,726,495 km (0.071 R)
• M55: 26,261,308 km (0.082 R)
• M56: 27,669,173 km (0.099 R)
• M57: 28,107,196 km (0.098 R)
• M58: 28,382,157 km (0.048 R)
• M59: 28,990,272 km (0.073 R)
• M60: 30,275,617 km (0.115 R)
• M61: 30,897,047 km (0.08 R)
• M62: 31,237,681 km (0.101 R)
• M63: 31,408,522 km (0.076 R)
• M64: 32,209,618 km (0.109 R)
• M65: 33,017,596 km (0.07 R)
• M66: 33,482,247 km (0.098 R)
• M67: 33,890,650 km (0.061 R)
• M68: 34,124,770 km (0.05 R)
• M69: 34,359,340 km (0.067 R)
• M70: 34,653,449 km (0.031 R)
• M71: 35,244,062 km (0.082 R)
• M72: 35,481,174 km (0.075 R)
• M73: 36,975,507 km (0.088 R)
• M74: 37,458,110 km (0.081 R)
• M75: 37,942,658 km (0.108 R)
• M76: 38,795,814 km (0.114 R)
• M77: 39,470,501 km (0.077 R)
• M78: 40,334,877 km (0.089 R)
• M79: 40,644,993 km (0.098 R)
• M80: 41,080,622 km (0.058 R)
• M81: 41,455,365 km (0.095 R)
• M82: 41,831,155 km (0.034 R)
• M83: 42,019,349 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.7

Radius: 7.3

Gravity: 15.36 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 13.13 AU - 15.07 AU

Year: 18783 Days

Day: 22.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 76,143,418 km

• M1: 126,709 km (0.12 R)
• M2: 179,966 km (0.118 R)
• M3: 232,924 km (0.078 R)
• M4: 326,123 km (0.067 R)
• M5: 378,333 km (0.1 R)
• M6: 533,616 km (0.041 R)
• M7: 981,661 km (0.108 R)
• M8: 2,536,731 km (0.069 R)
• M9: 3,107,148 km (0.071 R)
• M10: 3,758,198 km (0.101 R)
• M11: 4,539,398 km (0.049 R)
• M12: 4,719,813 km (0.057 R)
• M13: 4,994,624 km (0.112 R)
• M14: 5,134,199 km (0.115 R)
• M15: 5,416,939 km (0.07 R)
• M16: 7,060,870 km (0.079 R)
• M17: 7,801,679 km (0.107 R)
• M18: 8,345,766 km (0.074 R)
• M19: 8,902,270 km (0.092 R)
• M20: 9,185,010 km (0.056 R)
• M21: 9,413,296 km (0.074 R)
• M22: 9,875,404 km (0.104 R)
• M23: 10,109,375 km (0.087 R)
• M24: 10,345,142 km (0.118 R)
• M25: 11,735,355 km (0.054 R)
• M26: 14,092,119 km (0.05 R)
• M27: 14,355,561 km (0.106 R)
• M28: 16,589,506 km (0.055 R)
• M29: 16,658,770 km (0.106 R)
• M30: 18,568,088 km (0.1 R)
• M31: 19,074,177 km (0.12 R)
• M32: 19,952,616 km (0.105 R)
• M33: 21,521,150 km (0.095 R)
• M34: 22,435,193 km (0.084 R)
• M35: 23,051,536 km (0.069 R)
• M36: 23,595,474 km (0.111 R)
• M37: 23,751,654 km (0.086 R)
• M38: 25,332,155 km (0.09 R)
• M39: 25,732,629 km (0.079 R)
• M40: 27,355,317 km (0.098 R)
• M41: 27,683,684 km (0.098 R)
• M42: 27,930,970 km (0.095 R)
• M43: 28,427,635 km (0.118 R)
• M44: 28,843,666 km (0.087 R)
• M45: 29,010,767 km (0.104 R)
• M46: 29,094,392 km (0.03 R)
• M47: 29,178,017 km (0.107 R)
• M48: 29,261,792 km (0.093 R)
• M49: 29,766,236 km (0.084 R)
• M50: 33,288,967 km (0.052 R)
• M51: 33,551,810 km (0.077 R)
• M52: 33,903,515 km (0.113 R)
• M53: 34,610,365 km (0.12 R)
• M54: 35,143,681 km (0.084 R)
• M55: 36,218,542 km (0.077 R)
• M56: 38,952,443 km (0.111 R)
• M57: 39,044,745 km (0.075 R)
• M58: 39,878,454 km (0.119 R)
• M59: 40,999,241 km (0.102 R)
• M60: 42,130,201 km (0.112 R)
• M61: 44,134,214 km (0.114 R)
• M62: 44,519,429 km (0.1 R)
• M63: 44,905,840 km (0.108 R)
• M64: 47,050,475 km (0.105 R)
• M65: 49,427,884 km (0.093 R)
• M66: 50,530,570 km (0.079 R)
• M67: 51,034,416 km (0.106 R)
• M68: 51,438,779 km (0.104 R)
• M69: 51,945,617 km (0.088 R)
• M70: 52,352,373 km (0.087 R)
• M71: 53,066,553 km (0.102 R)
• M72: 53,784,025 km (0.081 R)
• M73: 55,747,796 km (0.097 R)
• M74: 56,059,857 km (0.094 R)
• M75: 56,268,397 km (0.098 R)
• M76: 57,524,420 km (0.117 R)
• M77: 58,789,869 km (0.051 R)
• M78: 60,384,433 km (0.05 R)
• M79: 62,640,518 km (0.108 R)
• M80: 63,290,222 km (0.058 R)
• M81: 63,724,654 km (0.099 R)
• M82: 64,268,891 km (0.06 R)
• M83: 65,471,957 km (0.06 R)
• M84: 66,682,353 km (0.109 R)
• M85: 66,903,160 km (0.074 R)
• M86: 67,900,080 km (0.101 R)
• M87: 68,011,231 km (0.099 R)
• M88: 72,163,170 km (0.11 R)
• M89: 72,730,446 km (0.05 R)
• M90: 74,899,914 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.5

Radius: 6.7

Gravity: 13.87 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 12.17 AU - 18.21 AU

Year: 21003 Days

Day: 19.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 76,143,418 km

• M1: 90,058 km (0.049 R)
• M2: 498,460 km (0.093 R)
• M3: 1,173,296 km (0.034 R)
• M4: 3,205,583 km (0.057 R)
• M5: 3,814,297 km (0.095 R)
• M6: 4,724,750 km (0.047 R)
• M7: 4,769,779 km (0.097 R)
• M8: 4,814,957 km (0.071 R)
• M9: 5,699,380 km (0.12 R)
• M10: 5,988,852 km (0.086 R)
• M11: 6,086,539 km (0.111 R)
• M12: 6,233,893 km (0.117 R)
• M13: 7,560,377 km (0.079 R)
• M14: 8,200,955 km (0.094 R)
• M15: 8,637,781 km (0.102 R)
• M16: 9,533,872 km (0.1 R)
• M17: 10,754,292 km (0.111 R)
• M18: 10,992,302 km (0.041 R)
• M19: 11,412,971 km (0.09 R)
• M20: 11,838,876 km (0.051 R)
• M21: 12,023,031 km (0.087 R)
• M22: 13,084,578 km (0.086 R)
• M23: 13,147,858 km (0.069 R)
• M24: 13,274,866 km (0.057 R)
• M25: 13,851,716 km (0.12 R)
• M26: 13,916,192 km (0.056 R)
• M27: 14,699,188 km (0.083 R)
• M28: 14,963,228 km (0.1 R)
• M29: 17,689,649 km (0.047 R)
• M30: 17,829,972 km (0.091 R)
• M31: 18,465,763 km (0.116 R)
• M32: 18,822,254 km (0.104 R)
• M33: 20,564,770 km (0.105 R)
• M34: 21,754,822 km (0.116 R)
• M35: 22,131,210 km (0.106 R)
• M36: 23,350,283 km (0.102 R)
• M37: 23,967,972 km (0.11 R)
• M38: 24,669,287 km (0.113 R)
• M39: 25,219,508 km (0.07 R)
• M40: 25,298,346 km (0.05 R)
• M41: 26,092,113 km (0.096 R)
• M42: 26,171,998 km (0.101 R)
• M43: 26,491,988 km (0.051 R)
• M44: 27,216,939 km (0.027 R)
• M45: 27,298,021 km (0.068 R)
• M46: 27,460,185 km (0.116 R)
• M47: 28,439,752 km (0.112 R)
• M48: 29,513,865 km (0.108 R)
• M49: 30,433,144 km (0.108 R)
• M50: 30,517,218 km (0.104 R)
• M51: 30,601,292 km (0.111 R)
• M52: 30,854,112 km (0.108 R)
• M53: 31,107,531 km (0.087 R)
• M54: 34,028,280 km (0.114 R)
• M55: 34,991,840 km (0.103 R)
• M56: 38,116,939 km (0.061 R)
• M57: 39,026,045 km (0.084 R)
• M58: 39,208,704 km (0.079 R)
• M59: 40,218,640 km (0.094 R)
• M60: 40,495,545 km (0.053 R)
• M61: 41,237,102 km (0.086 R)
• M62: 42,170,144 km (0.097 R)
• M63: 42,263,942 km (0.045 R)
• M64: 48,304,853 km (0.078 R)
• M65: 48,402,989 km (0.049 R)
• M66: 48,894,119 km (0.091 R)
• M67: 51,474,982 km (0.091 R)
• M68: 52,177,344 km (0.081 R)
• M69: 52,681,040 km (0.118 R)
• M70: 52,782,018 km (0.119 R)
• M71: 55,839,500 km (0.079 R)
• M72: 55,942,423 km (0.081 R)
• M73: 56,974,798 km (0.105 R)
• M74: 57,493,454 km (0.092 R)
• M75: 58,013,605 km (0.057 R)
• M76: 62,124,256 km (0.091 R)
• M77: 62,444,246 km (0.109 R)
• M78: 63,837,600 km (0.118 R)
• M79: 66,109,992 km (0.115 R)
• M80: 66,982,447 km (0.094 R)
• M81: 68,298,609 km (0.117 R)
• M82: 69,401,743 km (0.105 R)
• M83: 69,623,148 km (0.072 R)
• M84: 71,514,065 km (0.107 R)
• M85: 74,665,045 km (0.049 R)
• M86: 75,005,380 km (0.114 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 11,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit