🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.9 AU - 0.92 AU

Year: 305 Days

Day: 30.4 Hours

Environment

Temp: 139 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.12 AU - 1.48 AU

Year: 521 Days

Day: 21.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,226,327 km

• M1: 187,745 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.79 AU - 3.25 AU

Year: 1845 Days

Day: 33.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 72.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,226,327 km

• M1: 334,052 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.11 AU - 3.89 AU

Year: 2301 Days

Day: 25.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.26 AU - 5.32 AU

Year: 4276 Days

Day: 19.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.8

Radius: 15

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.94 AU - 9.84 AU

Year: 9316 Days

Day: 14.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 87,226,327 km

• M1: 239,207 km (0.089 R)
• M2: 435,479 km (0.118 R)
• M3: 907,610 km (0.111 R)
• M4: 1,179,878 km (0.099 R)
• M5: 1,336,507 km (0.101 R)
• M6: 1,521,710 km (0.048 R)
• M7: 1,827,488 km (0.088 R)
• M8: 1,988,006 km (0.101 R)
• M9: 2,274,636 km (0.057 R)
• M10: 2,524,015 km (0.092 R)
• M11: 3,496,102 km (0.11 R)
• M12: 3,756,103 km (0.077 R)
• M13: 4,022,687 km (0.089 R)
• M14: 4,512,021 km (0.113 R)
• M15: 4,732,229 km (0.091 R)
• M16: 4,988,191 km (0.099 R)
• M17: 5,381,035 km (0.058 R)
• M18: 5,851,970 km (0.098 R)
• M19: 6,231,499 km (0.078 R)
• M20: 6,654,861 km (0.106 R)
• M21: 6,942,388 km (0.113 R)
• M22: 7,716,408 km (0.107 R)
• M23: 8,247,779 km (0.095 R)
• M24: 9,547,187 km (0.061 R)
• M25: 9,790,283 km (0.097 R)
• M26: 10,324,198 km (0.111 R)
• M27: 10,867,537 km (0.11 R)
• M28: 11,463,236 km (0.082 R)
• M29: 11,808,508 km (0.081 R)
• M30: 12,420,812 km (0.099 R)
• M31: 12,553,356 km (0.093 R)
• M32: 13,268,434 km (0.075 R)
• M33: 13,404,119 km (0.081 R)
• M34: 13,813,568 km (0.03 R)
• M35: 14,227,206 km (0.104 R)
• M36: 14,412,259 km (0.092 R)
• M37: 15,970,171 km (0.084 R)
• M38: 17,333,756 km (0.1 R)
• M39: 17,630,857 km (0.09 R)
• M40: 18,532,184 km (0.094 R)
• M41: 19,397,159 km (0.116 R)
• M42: 20,536,197 km (0.057 R)
• M43: 21,061,136 km (0.072 R)
• M44: 21,378,134 km (0.074 R)
• M45: 21,963,660 km (0.102 R)
• M46: 23,422,987 km (0.04 R)
• M47: 23,916,361 km (0.054 R)
• M48: 24,801,981 km (0.066 R)
• M49: 25,080,981 km (0.079 R)
• M50: 25,473,376 km (0.116 R)
• M51: 26,948,411 km (0.09 R)
• M52: 28,567,658 km (0.09 R)
• M53: 30,158,931 km (0.069 R)
• M54: 30,397,091 km (0.114 R)
• M55: 31,115,460 km (0.096 R)
• M56: 31,778,776 km (0.106 R)
• M57: 32,691,024 km (0.111 R)
• M58: 32,996,952 km (0.119 R)
• M59: 34,603,334 km (0.089 R)
• M60: 34,727,949 km (0.116 R)
• M61: 34,915,096 km (0.109 R)
• M62: 35,919,346 km (0.04 R)
• M63: 36,488,267 km (0.086 R)
• M64: 37,635,384 km (0.081 R)
• M65: 39,442,975 km (0.052 R)
• M66: 40,488,664 km (0.064 R)
• M67: 40,751,507 km (0.041 R)
• M68: 41,146,745 km (0.11 R)
• M69: 41,874,838 km (0.088 R)
• M70: 42,673,989 km (0.102 R)
• M71: 44,152,166 km (0.116 R)
• M72: 44,355,021 km (0.085 R)
• M73: 44,558,175 km (0.037 R)
• M74: 44,897,463 km (0.106 R)
• M75: 45,237,648 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.2

Radius: 12.3

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.83 AU - 10.43 AU

Year: 11332 Days

Day: 10.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 87,226,327 km

• M1: 215,421 km (0.088 R)
• M2: 375,790 km (0.097 R)
• M3: 491,429 km (0.098 R)
• M4: 576,999 km (0.096 R)
• M5: 668,852 km (0.071 R)
• M6: 1,129,913 km (0.046 R)
• M7: 1,209,050 km (0.108 R)
• M8: 1,458,579 km (0.102 R)
• M9: 1,634,506 km (0.11 R)
• M10: 1,725,163 km (0.063 R)
• M11: 2,007,753 km (0.095 R)
• M12: 2,751,853 km (0.114 R)
• M13: 3,111,636 km (0.105 R)
• M14: 3,785,125 km (0.096 R)
• M15: 3,906,898 km (0.053 R)
• M16: 3,999,050 km (0.097 R)
• M17: 4,123,067 km (0.082 R)
• M18: 4,894,394 km (0.098 R)
• M19: 4,994,026 km (0.081 R)
• M20: 5,094,256 km (0.103 R)
• M21: 5,262,853 km (0.043 R)
• M22: 5,365,028 km (0.078 R)
• M23: 5,536,617 km (0.112 R)
• M24: 6,098,058 km (0.104 R)
• M25: 6,205,469 km (0.073 R)
• M26: 6,788,602 km (0.091 R)
• M27: 8,883,870 km (0.097 R)
• M28: 9,582,043 km (0.101 R)
• M29: 9,916,843 km (0.09 R)
• M30: 10,641,046 km (0.111 R)
• M31: 11,162,395 km (0.063 R)
• M32: 11,294,041 km (0.118 R)
• M33: 11,647,840 km (0.087 R)
• M34: 11,781,281 km (0.063 R)
• M35: 12,005,080 km (0.065 R)
• M36: 12,094,988 km (0.11 R)
• M37: 12,230,224 km (0.116 R)
• M38: 14,081,648 km (0.109 R)
• M39: 14,894,862 km (0.112 R)
• M40: 14,991,502 km (0.1 R)
• M41: 16,217,456 km (0.03 R)
• M42: 16,566,468 km (0.078 R)
• M43: 16,918,023 km (0.116 R)
• M44: 17,271,972 km (0.111 R)
• M45: 18,921,438 km (0.119 R)
• M46: 19,236,192 km (0.098 R)
• M47: 19,341,509 km (0.086 R)
• M48: 20,137,669 km (0.096 R)
• M49: 21,379,181 km (0.063 R)
• M50: 21,762,002 km (0.12 R)
• M51: 22,312,822 km (0.073 R)
• M52: 24,390,287 km (0.111 R)
• M53: 25,365,516 km (0.087 R)
• M54: 26,528,938 km (0.064 R)
• M55: 26,646,373 km (0.118 R)
• M56: 27,413,062 km (0.112 R)
• M57: 28,187,081 km (0.109 R)
• M58: 29,878,584 km (0.093 R)
• M59: 30,613,409 km (0.075 R)
• M60: 30,921,431 km (0.087 R)
• M61: 31,851,631 km (0.12 R)
• M62: 32,476,800 km (0.1 R)
• M63: 32,665,144 km (0.109 R)
• M64: 33,169,289 km (0.11 R)
• M65: 33,675,827 km (0.065 R)
• M66: 33,993,872 km (0.064 R)
• M67: 34,248,937 km (0.11 R)
• M68: 35,857,562 km (0.035 R)
• M69: 37,227,729 km (0.104 R)
• M70: 37,424,899 km (0.115 R)
• M71: 40,154,013 km (0.11 R)
• M72: 40,491,057 km (0.107 R)
• M73: 40,693,912 km (0.059 R)
• M74: 40,964,684 km (0.065 R)
• M75: 41,372,189 km (0.083 R)
• M76: 41,849,256 km (0.075 R)
• M77: 42,054,205 km (0.036 R)
• M78: 42,328,119 km (0.033 R)
• M79: 43,153,301 km (0.076 R)
• M80: 43,429,459 km (0.11 R)
• M81: 44,889,384 km (0.057 R)
• M82: 45,099,270 km (0.113 R)
• M83: 47,073,663 km (0.067 R)
• M84: 47,500,466 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.4

Radius: 5.1

Gravity: 36.16 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 13.75 AU - 16.77 AU

Year: 20951 Days

Day: 17.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 87,226,327 km

• M1: 328,667 km (0.088 R)
• M2: 471,832 km (0.075 R)
• M3: 734,675 km (0.049 R)
• M4: 1,218,475 km (0.069 R)
• M5: 1,344,436 km (0.03 R)
• M6: 1,541,307 km (0.041 R)
• M7: 1,925,773 km (0.084 R)
• M8: 1,998,777 km (0.081 R)
• M9: 2,035,728 km (0.118 R)
• M10: 3,029,058 km (0.101 R)
• M11: 3,200,048 km (0.116 R)
• M12: 4,580,537 km (0.119 R)
• M13: 4,678,374 km (0.11 R)
• M14: 5,537,515 km (0.05 R)
• M15: 5,799,461 km (0.112 R)
• M16: 6,335,320 km (0.113 R)
• M17: 7,859,573 km (0.064 R)
• M18: 8,331,853 km (0.093 R)
• M19: 8,391,693 km (0.12 R)
• M20: 9,057,702 km (0.047 R)
• M21: 9,428,107 km (0.06 R)
• M22: 9,803,597 km (0.105 R)
• M23: 9,993,138 km (0.1 R)
• M24: 10,311,632 km (0.045 R)
• M25: 11,618,967 km (0.114 R)
• M26: 11,953,917 km (0.08 R)
• M27: 12,428,142 km (0.098 R)
• M28: 12,770,721 km (0.1 R)
• M29: 13,394,993 km (0.029 R)
• M30: 13,746,100 km (0.095 R)
• M31: 14,673,158 km (0.094 R)
• M32: 15,253,597 km (0.117 R)
• M33: 15,399,904 km (0.11 R)
• M34: 15,989,768 km (0.069 R)
• M35: 18,655,752 km (0.081 R)
• M36: 18,890,621 km (0.112 R)
• M37: 19,760,084 km (0.091 R)
• M38: 19,999,440 km (0.108 R)
• M39: 21,866,422 km (0.049 R)
• M40: 23,788,455 km (0.067 R)
• M41: 24,384,004 km (0.12 R)
• M42: 24,640,714 km (0.053 R)
• M43: 24,812,452 km (0.12 R)
• M44: 26,199,973 km (0.103 R)
• M45: 26,638,743 km (0.067 R)
• M46: 29,503,842 km (0.072 R)
• M47: 31,157,945 km (0.076 R)
• M48: 32,089,790 km (0.09 R)
• M49: 32,465,132 km (0.049 R)
• M50: 34,171,894 km (0.097 R)
• M51: 34,651,205 km (0.061 R)
• M52: 35,325,892 km (0.113 R)
• M53: 35,422,681 km (0.079 R)
• M54: 36,199,693 km (0.072 R)
• M55: 36,394,918 km (0.05 R)
• M56: 36,786,266 km (0.067 R)
• M57: 36,982,389 km (0.117 R)
• M58: 40,471,909 km (0.057 R)
• M59: 41,794,354 km (0.1 R)
• M60: 42,615,347 km (0.118 R)
• M61: 42,718,270 km (0.091 R)
• M62: 43,441,576 km (0.108 R)
• M63: 44,064,801 km (0.111 R)
• M64: 44,168,921 km (0.03 R)
• M65: 44,795,437 km (0.102 R)
• M66: 48,508,755 km (0.026 R)
• M67: 48,616,316 km (0.109 R)
• M68: 49,047,158 km (0.108 R)
• M69: 49,804,422 km (0.084 R)
• M70: 50,238,855 km (0.12 R)
• M71: 50,783,540 km (0.058 R)
• M72: 51,002,103 km (0.119 R)
• M73: 51,769,091 km (0.105 R)
• M74: 53,536,740 km (0.119 R)
• M75: 56,451,056 km (0.116 R)
• M76: 57,699,450 km (0.077 R)
• M77: 58,270,016 km (0.077 R)
• M78: 61,150,224 km (0.103 R)
• M79: 62,315,143 km (0.1 R)
• M80: 62,666,099 km (0.047 R)
• M81: 64,785,452 km (0.108 R)
• M82: 65,854,030 km (0.117 R)
• M83: 65,973,110 km (0.073 R)
• M84: 66,092,190 km (0.084 R)
• M85: 69,336,220 km (0.082 R)
• M86: 69,457,394 km (0.08 R)
• M87: 71,282,937 km (0.117 R)
• M88: 72,140,282 km (0.119 R)
• M89: 72,262,952 km (0.094 R)
• M90: 75,728,237 km (0.055 R)
• M91: 77,984,323 km (0.079 R)
• M92: 79,500,497 km (0.115 R)
• M93: 83,333,494 km (0.078 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 16,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit