🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.74 AU - 0.98 AU

Year: 302 Days

Day: 19.2 Hours

Environment

Temp: 41 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 96,843,788 km

• M1: 266,135 km (0.052 R)
• M2: 468,391 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.33 AU - 1.85 AU

Year: 759 Days

Day: 27.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.98 AU - 4 AU

Year: 2469 Days

Day: 40.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.96 AU - 4.18 AU

Year: 2555 Days

Day: 37.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.5

Radius: 10.4

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.92 AU - 8.56 AU

Year: 8959 Days

Day: 8.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 96,843,788 km

• M1: 133,740 km (0.114 R)
• M2: 479,461 km (0.081 R)
• M3: 614,548 km (0.095 R)
• M4: 763,697 km (0.09 R)
• M5: 1,139,637 km (0.081 R)
• M6: 1,435,242 km (0.097 R)
• M7: 1,875,060 km (0.12 R)
• M8: 2,047,546 km (0.088 R)
• M9: 2,199,537 km (0.049 R)
• M10: 2,434,705 km (0.097 R)
• M11: 2,623,498 km (0.074 R)
• M12: 2,705,777 km (0.065 R)
• M13: 2,789,103 km (0.04 R)
• M14: 3,854,240 km (0.039 R)
• M15: 3,948,337 km (0.049 R)
• M16: 4,138,775 km (0.079 R)
• M17: 4,528,627 km (0.116 R)
• M18: 5,032,772 km (0.091 R)
• M19: 5,378,791 km (0.099 R)
• M20: 6,725,471 km (0.11 R)
• M21: 7,106,647 km (0.111 R)
• M22: 7,771,011 km (0.074 R)
• M23: 7,930,183 km (0.112 R)
• M24: 8,010,218 km (0.104 R)
• M25: 8,292,360 km (0.058 R)
• M26: 8,373,591 km (0.048 R)
• M27: 9,032,869 km (0.067 R)
• M28: 9,453,538 km (0.107 R)
• M29: 10,139,744 km (0.054 R)
• M30: 10,401,241 km (0.09 R)
• M31: 11,379,162 km (0.053 R)
• M32: 13,708,999 km (0.088 R)
• M33: 14,192,200 km (0.089 R)
• M34: 14,533,732 km (0.056 R)
• M35: 14,730,154 km (0.102 R)
• M36: 14,828,739 km (0.109 R)
• M37: 16,180,506 km (0.115 R)
• M38: 16,639,771 km (0.032 R)
• M39: 17,051,764 km (0.067 R)
• M40: 17,155,136 km (0.113 R)
• M41: 17,362,778 km (0.108 R)
• M42: 17,466,898 km (0.112 R)
• M43: 18,839,458 km (0.115 R)
• M44: 21,240,205 km (0.114 R)
• M45: 22,760,568 km (0.118 R)
• M46: 23,620,307 km (0.077 R)
• M47: 24,315,788 km (0.113 R)
• M48: 24,432,324 km (0.098 R)
• M49: 24,665,996 km (0.083 R)
• M50: 25,253,467 km (0.073 R)
• M51: 25,430,591 km (0.111 R)
• M52: 29,555,004 km (0.109 R)
• M53: 29,991,232 km (0.083 R)
• M54: 30,116,295 km (0.108 R)
• M55: 30,492,384 km (0.108 R)
• M56: 30,618,196 km (0.083 R)
• M57: 30,807,138 km (0.088 R)
• M58: 30,996,380 km (0.091 R)
• M59: 31,948,720 km (0.104 R)
• M60: 32,140,355 km (0.1 R)
• M61: 32,975,111 km (0.096 R)
• M62: 33,492,270 km (0.115 R)
• M63: 34,469,444 km (0.062 R)
• M64: 34,534,818 km (0.105 R)
• M65: 36,251,603 km (0.111 R)
• M66: 36,852,388 km (0.08 R)
• M67: 37,321,826 km (0.073 R)
• M68: 38,742,258 km (0.08 R)
• M69: 39,836,417 km (0.088 R)
• M70: 40,525,315 km (0.092 R)
• M71: 40,802,071 km (0.066 R)
• M72: 40,940,599 km (0.058 R)
• M73: 42,194,827 km (0.052 R)
• M74: 43,108,571 km (0.086 R)
• M75: 44,526,909 km (0.115 R)
• M76: 44,598,267 km (0.108 R)
• M77: 45,457,108 km (0.112 R)
• M78: 46,900,578 km (0.032 R)
• M79: 47,627,923 km (0.073 R)
• M80: 47,846,934 km (0.093 R)
• M81: 48,066,095 km (0.112 R)
• M82: 48,212,551 km (0.096 R)
• M83: 48,285,705 km (0.097 R)
• M84: 48,579,066 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.8

Radius: 10

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.06 AU - 8.66 AU

Year: 9155 Days

Day: 11.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 101.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 96,843,788 km

• M1: 173,534 km (0.113 R)
• M2: 401,371 km (0.047 R)
• M3: 633,248 km (0.092 R)
• M4: 787,334 km (0.095 R)
• M5: 923,318 km (0.077 R)
• M6: 1,050,925 km (0.086 R)
• M7: 1,133,952 km (0.118 R)
• M8: 1,289,085 km (0.111 R)
• M9: 1,544,598 km (0.103 R)
• M10: 1,620,743 km (0.12 R)
• M11: 1,757,027 km (0.08 R)
• M12: 1,999,675 km (0.042 R)
• M13: 2,125,038 km (0.063 R)
• M14: 2,428,123 km (0.038 R)
• M15: 2,607,640 km (0.105 R)
• M16: 2,791,496 km (0.071 R)
• M17: 2,885,145 km (0.081 R)
• M18: 3,123,753 km (0.063 R)
• M19: 3,294,594 km (0.096 R)
• M20: 3,418,611 km (0.117 R)
• M21: 5,311,921 km (0.072 R)
• M22: 5,399,137 km (0.084 R)
• M23: 5,933,351 km (0.118 R)
• M24: 6,054,375 km (0.105 R)
• M25: 6,829,292 km (0.053 R)
• M26: 8,335,593 km (0.09 R)
• M27: 9,021,500 km (0.036 R)
• M28: 9,091,063 km (0.117 R)
• M29: 9,265,943 km (0.1 R)
• M30: 9,336,104 km (0.097 R)
• M31: 9,547,934 km (0.103 R)
• M32: 9,940,330 km (0.079 R)
• M33: 10,374,313 km (0.091 R)
• M34: 10,962,831 km (0.052 R)
• M35: 11,562,120 km (0.071 R)
• M36: 11,903,802 km (0.05 R)
• M37: 11,980,246 km (0.069 R)
• M38: 12,480,950 km (0.105 R)
• M39: 12,870,653 km (0.09 R)
• M40: 13,106,419 km (0.086 R)
• M41: 13,662,175 km (0.071 R)
• M42: 15,167,878 km (0.063 R)
• M43: 16,384,408 km (0.055 R)
• M44: 16,554,650 km (0.078 R)
• M45: 19,044,108 km (0.061 R)
• M46: 20,446,289 km (0.066 R)
• M47: 20,859,628 km (0.099 R)
• M48: 21,694,534 km (0.114 R)
• M49: 22,493,087 km (0.09 R)
• M50: 22,777,323 km (0.102 R)
• M51: 22,872,318 km (0.065 R)
• M52: 23,877,466 km (0.098 R)
• M53: 24,022,276 km (0.087 R)
• M54: 24,506,974 km (0.088 R)
• M55: 25,436,874 km (0.041 R)
• M56: 25,782,445 km (0.108 R)
• M57: 26,129,512 km (0.066 R)
• M58: 26,778,168 km (0.117 R)
• M59: 27,079,309 km (0.116 R)
• M60: 27,685,031 km (0.088 R)
• M61: 28,091,339 km (0.086 R)
• M62: 28,602,066 km (0.107 R)
• M63: 29,115,785 km (0.109 R)
• M64: 29,632,496 km (0.106 R)
• M65: 29,892,048 km (0.079 R)
• M66: 30,413,397 km (0.056 R)
• M67: 30,990,246 km (0.028 R)
• M68: 31,412,112 km (0.037 R)
• M69: 31,623,793 km (0.1 R)
• M70: 32,635,523 km (0.059 R)
• M71: 33,118,425 km (0.073 R)
• M72: 33,333,846 km (0.11 R)
• M73: 33,441,706 km (0.028 R)
• M74: 34,037,256 km (0.077 R)
• M75: 34,200,168 km (0.072 R)
• M76: 34,636,096 km (0.11 R)
• M77: 34,909,561 km (0.083 R)
• M78: 35,568,539 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.2

Radius: 6.2

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 16.25 AU - 20.55 AU

Year: 29893 Days

Day: 20.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 96,843,788 km

• M1: 220,507 km (0.118 R)
• M2: 555,008 km (0.091 R)
• M3: 657,183 km (0.108 R)
• M4: 1,499,270 km (0.105 R)
• M5: 1,643,781 km (0.077 R)
• M6: 2,185,026 km (0.116 R)
• M7: 2,560,218 km (0.114 R)
• M8: 2,646,386 km (0.055 R)
• M9: 4,302,435 km (0.113 R)
• M10: 4,984,003 km (0.102 R)
• M11: 5,868,276 km (0.096 R)
• M12: 6,562,709 km (0.113 R)
• M13: 7,100,513 km (0.063 R)
• M14: 7,528,662 km (0.081 R)
• M15: 7,776,995 km (0.116 R)
• M16: 7,902,208 km (0.076 R)
• M17: 8,218,159 km (0.118 R)
• M18: 9,190,545 km (0.116 R)
• M19: 10,335,866 km (0.108 R)
• M20: 11,312,591 km (0.095 R)
• M21: 12,318,337 km (0.103 R)
• M22: 12,391,341 km (0.097 R)
• M23: 12,464,345 km (0.092 R)
• M24: 12,831,907 km (0.117 R)
• M25: 13,955,836 km (0.059 R)
• M26: 14,184,421 km (0.104 R)
• M27: 14,645,332 km (0.111 R)
• M28: 15,581,665 km (0.117 R)
• M29: 15,818,778 km (0.108 R)
• M30: 16,859,979 km (0.079 R)
• M31: 18,504,658 km (0.042 R)
• M32: 21,240,504 km (0.107 R)
• M33: 22,834,021 km (0.103 R)
• M34: 23,103,297 km (0.099 R)
• M35: 23,645,140 km (0.088 R)
• M36: 26,040,801 km (0.089 R)
• M37: 27,648,379 km (0.104 R)
• M38: 27,839,715 km (0.102 R)
• M39: 28,031,350 km (0.108 R)
• M40: 28,512,457 km (0.04 R)
• M41: 28,705,737 km (0.102 R)
• M42: 28,802,527 km (0.085 R)
• M43: 29,385,360 km (0.069 R)
• M44: 29,678,273 km (0.084 R)
• M45: 30,760,613 km (0.093 R)
• M46: 32,862,463 km (0.096 R)
• M47: 33,471,476 km (0.119 R)
• M48: 37,731,575 km (0.12 R)
• M49: 39,547,394 km (0.116 R)
• M50: 39,655,104 km (0.106 R)
• M51: 41,719,705 km (0.059 R)
• M52: 42,599,490 km (0.051 R)
• M53: 43,041,701 km (0.111 R)
• M54: 43,263,255 km (0.119 R)
• M55: 44,713,308 km (0.1 R)
• M56: 48,464,923 km (0.101 R)
• M57: 48,926,582 km (0.102 R)
• M58: 51,021,551 km (0.106 R)
• M59: 51,491,138 km (0.107 R)
• M60: 52,552,834 km (0.103 R)
• M61: 55,178,277 km (0.069 R)
• M62: 56,264,657 km (0.108 R)
• M63: 56,992,750 km (0.119 R)
• M64: 57,236,145 km (0.106 R)
• M65: 62,677,618 km (0.09 R)
• M66: 62,803,280 km (0.118 R)
• M67: 63,684,711 km (0.098 R)
• M68: 64,190,053 km (0.1 R)
• M69: 65,077,916 km (0.102 R)
• M70: 66,609,350 km (0.093 R)
• M71: 68,928,565 km (0.074 R)
• M72: 71,012,314 km (0.113 R)
• M73: 71,536,505 km (0.084 R)
• M74: 72,061,893 km (0.061 R)
• M75: 72,456,831 km (0.118 R)
• M76: 75,641,919 km (0.036 R)
• M77: 75,775,660 km (0.097 R)
• M78: 76,848,127 km (0.1 R)
• M79: 76,982,466 km (0.094 R)
• M80: 77,520,869 km (0.104 R)
• M81: 79,823,180 km (0.09 R)
• M82: 80,231,732 km (0.075 R)
• M83: 81,051,079 km (0.117 R)
• M84: 88,407,554 km (0.095 R)
• M85: 89,394,900 km (0.106 R)
• M86: 90,386,136 km (0.098 R)
• M87: 91,096,277 km (0.116 R)
• M88: 91,808,213 km (0.05 R)
• M89: 91,950,930 km (0.048 R)
• M90: 92,522,094 km (0.04 R)
• M91: 93,381,235 km (0.064 R)
• M92: 95,684,892 km (0.042 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 19,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit