🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.48 AU - 0.66 AU

Year: 165 Days

Day: 30.4 Hours

Environment

Temp: 201 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.61 AU - 0.93 AU

Year: 259 Days

Day: 47.2 Hours

Environment

Temp: 85 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,510,917 km

• M1: 334,052 km (0.061 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.52 AU - 1.88 AU

Year: 849 Days

Day: 21.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.76 AU - 1.84 AU

Year: 925 Days

Day: 24.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,510,917 km

• M1: 40,691 km (0.061 R)
• M2: 389,403 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.82 AU - 2.8 AU

Year: 1344 Days

Day: 45.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.13 AU - 3.27 AU

Year: 1699 Days

Day: 47.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.3

Radius: 10.3

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.7 AU - 10.42 AU

Year: 11318 Days

Day: 5.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 56,510,917 km

• M1: 136,732 km (0.049 R)
• M2: 254,616 km (0.076 R)
• M3: 563,236 km (0.074 R)
• M4: 628,461 km (0.115 R)
• M5: 696,528 km (0.067 R)
• M6: 841,338 km (0.055 R)
• M7: 1,358,797 km (0.114 R)
• M8: 1,736,083 km (0.102 R)
• M9: 1,860,698 km (0.076 R)
• M10: 1,936,844 km (0.084 R)
• M11: 2,641,749 km (0.117 R)
• M12: 2,873,625 km (0.117 R)
• M13: 3,051,946 km (0.064 R)
• M14: 3,264,824 km (0.091 R)
• M15: 4,264,886 km (0.096 R)
• M16: 4,468,788 km (0.096 R)
• M17: 4,780,849 km (0.065 R)
• M18: 4,886,465 km (0.082 R)
• M19: 5,028,583 km (0.053 R)
• M20: 5,462,865 km (0.1 R)
• M21: 5,610,369 km (0.047 R)
• M22: 5,721,969 km (0.087 R)
• M23: 6,562,111 km (0.101 R)
• M24: 6,679,695 km (0.076 R)
• M25: 6,877,164 km (0.105 R)
• M26: 7,197,303 km (0.089 R)
• M27: 7,522,230 km (0.082 R)
• M28: 10,749,056 km (0.102 R)
• M29: 12,308,763 km (0.104 R)
• M30: 12,795,255 km (0.08 R)
• M31: 13,536,962 km (0.081 R)
• M32: 14,394,307 km (0.096 R)
• M33: 14,803,756 km (0.081 R)
• M34: 15,581,965 km (0.059 R)
• M35: 15,686,833 km (0.118 R)
• M36: 16,426,744 km (0.058 R)
• M37: 16,801,038 km (0.119 R)
• M38: 17,503,549 km (0.075 R)
• M39: 18,492,092 km (0.094 R)
• M40: 19,781,476 km (0.111 R)
• M41: 20,122,709 km (0.095 R)
• M42: 20,408,441 km (0.107 R)
• M43: 20,638,073 km (0.113 R)
• M44: 21,448,296 km (0.088 R)
• M45: 21,681,818 km (0.104 R)
• M46: 22,092,314 km (0.094 R)
• M47: 22,446,263 km (0.051 R)
• M48: 22,564,595 km (0.059 R)
• M49: 23,159,695 km (0.115 R)
• M50: 24,426,191 km (0.08 R)
• M51: 25,221,603 km (0.085 R)
• M52: 25,777,060 km (0.12 R)
• M53: 25,963,159 km (0.118 R)
• M54: 26,087,475 km (0.085 R)
• M55: 26,524,151 km (0.098 R)
• M56: 27,721,533 km (0.041 R)
• M57: 28,039,428 km (0.087 R)
• M58: 28,936,417 km (0.068 R)
• M59: 29,000,744 km (0.05 R)
• M60: 29,453,128 km (0.101 R)
• M61: 30,561,199 km (0.088 R)
• M62: 30,758,220 km (0.071 R)
• M63: 31,153,457 km (0.091 R)
• M64: 32,282,323 km (0.099 R)
• M65: 33,019,990 km (0.093 R)
• M66: 33,898,878 km (0.105 R)
• M67: 34,239,063 km (0.063 R)
• M68: 34,375,347 km (0.07 R)
• M69: 34,717,028 km (0.094 R)
• M70: 35,541,612 km (0.095 R)
• M71: 35,679,691 km (0.068 R)
• M72: 35,817,919 km (0.103 R)
• M73: 35,956,297 km (0.09 R)
• M74: 36,790,604 km (0.117 R)
• M75: 37,070,203 km (0.107 R)
• M76: 38,053,958 km (0.113 R)
• M77: 38,904,123 km (0.032 R)
• M78: 39,975,543 km (0.092 R)
• M79: 41,855,689 km (0.078 R)
• M80: 42,147,405 km (0.119 R)
• M81: 42,366,715 km (0.12 R)
• M82: 43,912,361 km (0.05 R)
• M83: 44,060,612 km (0.12 R)
• M84: 44,357,414 km (0.06 R)
• M85: 45,027,762 km (0.076 R)
• M86: 45,551,504 km (0.072 R)
• M87: 46,077,191 km (0.12 R)
• M88: 47,818,511 km (0.064 R)
• M89: 48,276,430 km (0.091 R)
• M90: 50,742,551 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.6

Radius: 8.1

Gravity: 13.56 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.26 AU - 11.92 AU

Year: 11371 Days

Day: 10.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 56,510,917 km

• M1: 149,299 km (0.037 R)
• M2: 215,870 km (0.118 R)
• M3: 339,138 km (0.118 R)
• M4: 457,321 km (0.088 R)
• M5: 521,947 km (0.068 R)
• M6: 1,315,863 km (0.102 R)
• M7: 1,560,156 km (0.11 R)
• M8: 1,766,003 km (0.048 R)
• M9: 1,845,439 km (0.057 R)
• M10: 2,119,203 km (0.064 R)
• M11: 3,048,057 km (0.052 R)
• M12: 3,176,112 km (0.089 R)
• M13: 3,273,351 km (0.047 R)
• M14: 3,371,637 km (0.097 R)
• M15: 3,604,860 km (0.085 R)
• M16: 3,740,545 km (0.056 R)
• M17: 4,051,858 km (0.111 R)
• M18: 4,228,533 km (0.094 R)
• M19: 4,443,954 km (0.077 R)
• M20: 4,589,513 km (0.114 R)
• M21: 5,225,753 km (0.114 R)
• M22: 5,809,933 km (0.08 R)
• M23: 7,039,777 km (0.117 R)
• M24: 7,381,009 km (0.105 R)
• M25: 7,553,645 km (0.101 R)
• M26: 7,727,628 km (0.051 R)
• M27: 8,302,233 km (0.05 R)
• M28: 8,391,992 km (0.065 R)
• M29: 8,617,436 km (0.042 R)
• M30: 9,445,759 km (0.081 R)
• M31: 10,059,709 km (0.051 R)
• M32: 10,492,346 km (0.044 R)
• M33: 11,226,871 km (0.115 R)
• M34: 11,876,725 km (0.115 R)
• M35: 11,977,853 km (0.087 R)
• M36: 12,900,423 km (0.074 R)
• M37: 13,317,801 km (0.084 R)
• M38: 13,845,732 km (0.116 R)
• M39: 13,898,989 km (0.088 R)
• M40: 14,272,983 km (0.073 R)
• M41: 14,704,723 km (0.093 R)
• M42: 14,867,635 km (0.093 R)
• M43: 14,922,088 km (0.095 R)
• M44: 15,085,898 km (0.115 R)
• M45: 16,926,401 km (0.084 R)
• M46: 17,901,928 km (0.12 R)
• M47: 18,250,641 km (0.104 R)
• M48: 18,836,616 km (0.073 R)
• M49: 19,309,944 km (0.107 R)
• M50: 19,428,874 km (0.095 R)
• M51: 19,667,482 km (0.096 R)
• M52: 20,449,730 km (0.083 R)
• M53: 21,119,629 km (0.065 R)
• M54: 21,796,559 km (0.085 R)
• M55: 22,106,676 km (0.056 R)
• M56: 22,231,141 km (0.109 R)
• M57: 22,605,884 km (0.077 R)
• M58: 22,856,759 km (0.119 R)
• M59: 23,551,791 km (0.098 R)
• M60: 24,510,714 km (0.098 R)
• M61: 27,195,995 km (0.116 R)
• M62: 27,329,287 km (0.075 R)
• M63: 29,492,622 km (0.104 R)
• M64: 29,835,500 km (0.056 R)
• M65: 30,456,182 km (0.102 R)
• M66: 32,697,307 km (0.095 R)
• M67: 32,768,217 km (0.104 R)
• M68: 35,426,721 km (0.079 R)
• M69: 35,937,448 km (0.042 R)
• M70: 36,966,232 km (0.093 R)
• M71: 37,855,741 km (0.119 R)
• M72: 37,930,241 km (0.111 R)
• M73: 38,377,838 km (0.08 R)
• M74: 39,731,399 km (0.112 R)
• M75: 40,871,335 km (0.08 R)
• M76: 41,637,127 km (0.064 R)
• M77: 44,984,080 km (0.097 R)
• M78: 47,610,570 km (0.096 R)
• M79: 49,064,062 km (0.089 R)
• M80: 49,145,294 km (0.092 R)
• M81: 50,532,066 km (0.08 R)
• M82: 51,849,126 km (0.108 R)
• M83: 52,761,075 km (0.071 R)
• M84: 53,511,158 km (0.054 R)
• M85: 53,845,659 km (0.039 R)
• M86: 54,096,984 km (0.074 R)
• M87: 54,600,829 km (0.116 R)
• M88: 54,769,127 km (0.097 R)
• M89: 55,190,694 km (0.081 R)
• M90: 55,359,590 km (0.109 R)
• M91: 55,782,503 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.5

Radius: 4.7

Gravity: 21.98 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 11.62 AU - 11.66 AU

Year: 15205 Days

Day: 19.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 56,510,917 km

• M1: 72,705 km (0.1 R)
• M2: 106,663 km (0.077 R)
• M3: 255,364 km (0.11 R)
• M4: 867,518 km (0.105 R)
• M5: 908,957 km (0.102 R)
• M6: 1,104,032 km (0.076 R)
• M7: 1,311,973 km (0.062 R)
• M8: 1,659,489 km (0.091 R)
• M9: 2,006,706 km (0.084 R)
• M10: 2,174,405 km (0.109 R)
• M11: 2,464,027 km (0.102 R)
• M12: 2,553,336 km (0.12 R)
• M13: 2,735,098 km (0.109 R)
• M14: 2,984,029 km (0.098 R)
• M15: 3,047,309 km (0.107 R)
• M16: 3,143,201 km (0.109 R)
• M17: 3,337,977 km (0.11 R)
• M18: 4,623,472 km (0.104 R)
• M19: 4,696,924 km (0.067 R)
• M20: 5,069,872 km (0.12 R)
• M21: 5,413,648 km (0.113 R)
• M22: 6,326,045 km (0.059 R)
• M23: 6,988,315 km (0.098 R)
• M24: 7,030,502 km (0.067 R)
• M25: 7,199,846 km (0.096 R)
• M26: 7,327,753 km (0.119 R)
• M27: 8,647,655 km (0.104 R)
• M28: 9,567,382 km (0.113 R)
• M29: 11,299,726 km (0.088 R)
• M30: 11,547,908 km (0.105 R)
• M31: 11,647,541 km (0.092 R)
• M32: 13,913,649 km (0.114 R)
• M33: 14,716,391 km (0.103 R)
• M34: 15,754,750 km (0.116 R)
• M35: 17,099,785 km (0.117 R)
• M36: 19,067,146 km (0.112 R)
• M37: 19,126,088 km (0.113 R)
• M38: 19,480,934 km (0.061 R)
• M39: 19,540,324 km (0.114 R)
• M40: 19,778,334 km (0.107 R)
• M41: 20,317,485 km (0.089 R)
• M42: 20,740,249 km (0.112 R)
• M43: 22,273,328 km (0.086 R)
• M44: 24,224,533 km (0.064 R)
• M45: 24,608,401 km (0.095 R)
• M46: 24,801,083 km (0.106 R)
• M47: 24,994,363 km (0.069 R)
• M48: 25,123,466 km (0.058 R)
• M49: 25,447,196 km (0.117 R)
• M50: 25,577,047 km (0.07 R)
• M51: 26,623,783 km (0.12 R)
• M52: 27,684,582 km (0.12 R)
• M53: 27,885,043 km (0.115 R)
• M54: 28,018,933 km (0.057 R)
• M55: 28,894,380 km (0.072 R)
• M56: 29,369,503 km (0.112 R)
• M57: 29,505,786 km (0.052 R)
• M58: 29,574,003 km (0.114 R)
• M59: 29,642,220 km (0.101 R)
• M60: 31,087,335 km (0.05 R)
• M61: 31,993,449 km (0.092 R)
• M62: 32,978,851 km (0.049 R)
• M63: 33,191,429 km (0.045 R)
• M64: 33,262,339 km (0.056 R)
• M65: 33,333,248 km (0.109 R)
• M66: 33,902,917 km (0.103 R)
• M67: 35,123,934 km (0.027 R)
• M68: 35,340,851 km (0.068 R)
• M69: 37,461,252 km (0.1 R)
• M70: 38,648,460 km (0.12 R)
• M71: 38,872,558 km (0.054 R)
• M72: 39,697,590 km (0.037 R)
• M73: 40,452,611 km (0.09 R)
• M74: 40,604,153 km (0.099 R)
• M75: 40,983,833 km (0.103 R)
• M76: 41,364,858 km (0.096 R)
• M77: 42,360,731 km (0.043 R)
• M78: 42,822,989 km (0.088 R)
• M79: 43,597,307 km (0.049 R)
• M80: 46,105,765 km (0.069 R)
• M81: 46,264,039 km (0.068 R)
• M82: 46,422,613 km (0.105 R)
• M83: 47,777,222 km (0.084 R)
• M84: 48,178,144 km (0.045 R)
• M85: 48,499,630 km (0.117 R)
• M86: 49,063,913 km (0.09 R)
• M87: 49,792,754 km (0.066 R)
• M88: 50,443,654 km (0.072 R)
• M89: 51,671,404 km (0.11 R)
• M90: 51,835,961 km (0.114 R)
• M91: 52,000,519 km (0.048 R)
• M92: 53,157,808 km (0.083 R)
• M93: 55,329,520 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 12,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit