🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.53 AU - 0.57 AU

Year: 157 Days

Day: 30.8 Hours

Environment

Temp: 206 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.72 AU - 1.02 AU

Year: 312 Days

Day: 29.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.88 AU - 1.34 AU

Year: 450 Days

Day: 38.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,701,037 km

• M1: 100,380 km (0.041 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.05 AU - 1.19 AU

Year: 456 Days

Day: 13.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,701,037 km

• M1: 161,267 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.02 AU - 2.18 AU

Year: 1172 Days

Day: 38.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,701,037 km

• M1: 556,504 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.5

Radius: 10.1

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.94 AU - 5.44 AU

Year: 4552 Days

Day: 8.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 44,701,037 km

• M1: 752,028 km (0.116 R)
• M2: 863,479 km (0.085 R)
• M3: 1,031,477 km (0.085 R)
• M4: 1,411,606 km (0.049 R)
• M5: 1,492,837 km (0.102 R)
• M6: 1,859,053 km (0.1 R)
• M7: 1,935,796 km (0.065 R)
• M8: 2,000,423 km (0.044 R)
• M9: 2,079,111 km (0.101 R)
• M10: 2,280,470 km (0.063 R)
• M11: 2,997,044 km (0.071 R)
• M12: 3,255,998 km (0.036 R)
• M13: 3,396,021 km (0.101 R)
• M14: 3,633,882 km (0.104 R)
• M15: 3,714,366 km (0.111 R)
• M16: 4,126,059 km (0.117 R)
• M17: 4,311,859 km (0.098 R)
• M18: 4,850,262 km (0.065 R)
• M19: 5,595,110 km (0.114 R)
• M20: 5,857,505 km (0.1 R)
• M21: 6,009,346 km (0.068 R)
• M22: 6,768,256 km (0.1 R)
• M23: 6,867,739 km (0.11 R)
• M24: 7,189,374 km (0.098 R)
• M25: 8,099,378 km (0.105 R)
• M26: 8,247,480 km (0.051 R)
• M27: 8,848,864 km (0.09 R)
• M28: 9,331,466 km (0.113 R)
• M29: 9,957,982 km (0.093 R)
• M30: 10,230,699 km (0.105 R)
• M31: 10,299,215 km (0.095 R)
• M32: 10,413,807 km (0.088 R)
• M33: 11,559,427 km (0.096 R)
• M34: 12,134,930 km (0.097 R)
• M35: 12,231,870 km (0.113 R)
• M36: 12,499,500 km (0.102 R)
• M37: 13,264,245 km (0.109 R)
• M38: 13,439,125 km (0.091 R)
• M39: 13,690,150 km (0.102 R)
• M40: 14,838,912 km (0.07 R)
• M41: 15,859,469 km (0.113 R)
• M42: 16,311,404 km (0.05 R)
• M43: 16,525,478 km (0.083 R)
• M44: 17,282,294 km (0.049 R)
• M45: 17,719,868 km (0.103 R)
• M46: 17,995,277 km (0.111 R)
• M47: 18,188,857 km (0.071 R)
• M48: 18,633,911 km (0.078 R)
• M49: 18,717,686 km (0.1 R)
• M50: 18,801,760 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.8

Radius: 8

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.33 AU - 5.87 AU

Year: 5102 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 44,701,037 km

• M1: 100,231 km (0.113 R)
• M2: 166,502 km (0.097 R)
• M3: 239,057 km (0.076 R)
• M4: 351,705 km (0.103 R)
• M5: 402,568 km (0.097 R)
• M6: 513,420 km (0.106 R)
• M7: 688,749 km (0.091 R)
• M8: 836,252 km (0.072 R)
• M9: 994,227 km (0.064 R)
• M10: 1,109,418 km (0.104 R)
• M11: 1,395,748 km (0.062 R)
• M12: 1,525,599 km (0.048 R)
• M13: 1,828,385 km (0.104 R)
• M14: 2,317,570 km (0.082 R)
• M15: 2,472,105 km (0.109 R)
• M16: 2,827,699 km (0.114 R)
• M17: 3,180,451 km (0.097 R)
• M18: 3,547,265 km (0.094 R)
• M19: 3,685,792 km (0.084 R)
• M20: 3,806,069 km (0.09 R)
• M21: 3,927,542 km (0.063 R)
• M22: 4,009,223 km (0.049 R)
• M23: 4,511,573 km (0.098 R)
• M24: 4,683,461 km (0.09 R)
• M25: 5,100,390 km (0.093 R)
• M26: 5,234,579 km (0.104 R)
• M27: 5,713,292 km (0.047 R)
• M28: 5,946,216 km (0.097 R)
• M29: 6,469,659 km (0.093 R)
• M30: 6,958,246 km (0.069 R)
• M31: 7,057,429 km (0.057 R)
• M32: 8,126,755 km (0.106 R)
• M33: 8,547,424 km (0.115 R)
• M34: 8,921,269 km (0.087 R)
• M35: 9,002,052 km (0.094 R)
• M36: 9,273,123 km (0.098 R)
• M37: 10,214,991 km (0.037 R)
• M38: 10,668,722 km (0.114 R)
• M39: 10,898,055 km (0.113 R)
• M40: 11,187,078 km (0.081 R)
• M41: 11,303,466 km (0.1 R)
• M42: 12,128,797 km (0.107 R)
• M43: 12,730,180 km (0.075 R)
• M44: 13,003,945 km (0.078 R)
• M45: 13,187,501 km (0.076 R)
• M46: 13,588,423 km (0.103 R)
• M47: 13,805,789 km (0.092 R)
• M48: 13,868,171 km (0.104 R)
• M49: 14,055,767 km (0.1 R)
• M50: 15,070,489 km (0.072 R)
• M51: 15,489,513 km (0.101 R)
• M52: 15,716,752 km (0.058 R)
• M53: 15,879,664 km (0.098 R)
• M54: 16,338,930 km (0.08 R)
• M55: 17,002,696 km (0.096 R)
• M56: 17,708,947 km (0.029 R)
• M57: 17,776,715 km (0.062 R)
• M58: 18,219,375 km (0.063 R)
• M59: 18,493,588 km (0.046 R)
• M60: 18,907,525 km (0.1 R)
• M61: 19,080,760 km (0.099 R)
• M62: 19,569,047 km (0.115 R)
• M63: 19,779,531 km (0.06 R)
• M64: 20,096,529 km (0.117 R)
• M65: 20,522,135 km (0.104 R)
• M66: 21,129,951 km (0.116 R)
• M67: 21,345,821 km (0.051 R)
• M68: 21,454,130 km (0.046 R)
• M69: 21,671,047 km (0.104 R)
• M70: 21,816,157 km (0.078 R)
• M71: 22,840,902 km (0.093 R)
• M72: 22,951,605 km (0.075 R)
• M73: 23,025,655 km (0.063 R)
• M74: 23,993,703 km (0.078 R)
• M75: 24,143,750 km (0.053 R)
• M76: 24,294,245 km (0.095 R)
• M77: 24,482,739 km (0.106 R)
• M78: 24,785,375 km (0.063 R)
• M79: 24,899,070 km (0.107 R)
• M80: 25,013,063 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.5

Radius: 11.8

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 9.64 AU - 12.46 AU

Year: 14142 Days

Day: 5.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 44,701,037 km

• M1: 777,011 km (0.088 R)
• M2: 1,694,196 km (0.106 R)
• M3: 2,010,147 km (0.095 R)
• M4: 2,203,427 km (0.099 R)
• M5: 2,316,523 km (0.063 R)
• M6: 3,323,915 km (0.066 R)
• M7: 3,454,514 km (0.074 R)
• M8: 4,238,257 km (0.072 R)
• M9: 4,852,357 km (0.12 R)
• M10: 5,571,623 km (0.032 R)
• M11: 6,043,305 km (0.095 R)
• M12: 6,123,190 km (0.093 R)
• M13: 6,283,859 km (0.031 R)
• M14: 6,364,791 km (0.068 R)
• M15: 6,650,822 km (0.07 R)
• M16: 7,663,450 km (0.106 R)
• M17: 8,099,528 km (0.102 R)
• M18: 8,231,922 km (0.042 R)
• M19: 8,498,954 km (0.112 R)
• M20: 8,904,963 km (0.088 R)
• M21: 10,495,039 km (0.037 R)
• M22: 11,669,532 km (0.042 R)
• M23: 11,869,394 km (0.084 R)
• M24: 12,171,283 km (0.056 R)
• M25: 14,676,150 km (0.045 R)
• M26: 14,837,865 km (0.088 R)
• M27: 16,320,081 km (0.111 R)
• M28: 16,824,674 km (0.058 R)
• M29: 17,505,344 km (0.088 R)
• M30: 18,194,991 km (0.107 R)
• M31: 18,310,779 km (0.109 R)
• M32: 19,482,430 km (0.064 R)
• M33: 19,838,622 km (0.087 R)
• M34: 20,859,628 km (0.087 R)
• M35: 22,082,740 km (0.112 R)
• M36: 22,454,192 km (0.073 R)
• M37: 22,702,973 km (0.112 R)
• M38: 22,890,120 km (0.048 R)
• M39: 23,015,184 km (0.115 R)
• M40: 23,391,721 km (0.089 R)
• M41: 24,342,266 km (0.12 R)
• M42: 24,533,752 km (0.118 R)
• M43: 25,240,602 km (0.1 R)
• M44: 26,477,327 km (0.114 R)
• M45: 26,674,348 km (0.069 R)
• M46: 26,805,994 km (0.088 R)
• M47: 27,733,650 km (0.085 R)
• M48: 28,402,652 km (0.082 R)
• M49: 29,416,177 km (0.119 R)
• M50: 29,620,378 km (0.074 R)
• M51: 29,893,245 km (0.066 R)
• M52: 30,167,009 km (0.058 R)
• M53: 31,548,097 km (0.078 R)
• M54: 32,176,408 km (0.115 R)
• M55: 32,667,837 km (0.091 R)
• M56: 33,303,478 km (0.097 R)
• M57: 33,943,158 km (0.09 R)
• M58: 34,228,741 km (0.081 R)
• M59: 35,090,275 km (0.087 R)
• M60: 35,668,620 km (0.076 R)
• M61: 36,396,115 km (0.111 R)
• M62: 37,201,849 km (0.099 R)
• M63: 37,570,159 km (0.102 R)
• M64: 37,865,615 km (0.119 R)
• M65: 37,939,516 km (0.118 R)
• M66: 38,980,418 km (0.093 R)
• M67: 39,504,310 km (0.078 R)
• M68: 40,332,334 km (0.085 R)
• M69: 40,634,821 km (0.112 R)
• M70: 41,166,043 km (0.089 R)
• M71: 41,242,188 km (0.084 R)
• M72: 42,465,749 km (0.105 R)
• M73: 42,619,536 km (0.11 R)
• M74: 42,927,707 km (0.099 R)
• M75: 43,934,351 km (0.098 R)
• M76: 44,245,665 km (0.112 R)
• M77: 45,262,332 km (0.116 R)
• M78: 45,734,163 km (0.079 R)
• M79: 46,049,665 km (0.094 R)
• M80: 46,207,641 km (0.105 R)
• M81: 46,603,477 km (0.094 R)
• M82: 47,000,509 km (0.117 R)
• M83: 47,478,325 km (0.045 R)
• M84: 47,717,831 km (0.07 R)
• M85: 47,797,716 km (0.079 R)
• M86: 50,378,878 km (0.105 R)
• M87: 52,179,737 km (0.118 R)
• M88: 54,001,391 km (0.083 R)
• M89: 54,418,320 km (0.113 R)
• M90: 55,087,621 km (0.101 R)
• M91: 55,423,318 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.9

Radius: 7.7

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 12.36 AU - 12.64 AU

Year: 17015 Days

Day: 16 Hours

Environment

Temp: -195 °C

Axial Tilt: 156.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 44,701,037 km

• M1: 939,624 km (0.057 R)
• M2: 1,048,831 km (0.069 R)
• M3: 2,090,780 km (0.114 R)
• M4: 2,635,466 km (0.118 R)
• M5: 2,713,107 km (0.069 R)
• M6: 2,977,297 km (0.046 R)
• M7: 3,702,846 km (0.098 R)
• M8: 3,819,084 km (0.076 R)
• M9: 5,080,194 km (0.069 R)
• M10: 5,373,107 km (0.068 R)
• M11: 5,505,052 km (0.064 R)
• M12: 5,839,553 km (0.082 R)
• M13: 6,180,636 km (0.079 R)
• M14: 6,388,577 km (0.092 R)
• M15: 7,461,792 km (0.111 R)
• M16: 7,646,097 km (0.11 R)
• M17: 8,019,194 km (0.113 R)
• M18: 9,292,272 km (0.049 R)
• M19: 9,931,952 km (0.106 R)
• M20: 13,070,067 km (0.068 R)
• M21: 13,740,714 km (0.084 R)
• M22: 13,966,607 km (0.119 R)
• M23: 14,606,138 km (0.074 R)
• M24: 15,348,592 km (0.098 R)
• M25: 15,442,240 km (0.088 R)
• M26: 15,536,038 km (0.11 R)
• M27: 16,103,313 km (0.067 R)
• M28: 17,894,299 km (0.114 R)
• M29: 20,002,731 km (0.114 R)
• M30: 22,241,314 km (0.087 R)
• M31: 22,880,097 km (0.108 R)
• M32: 23,525,013 km (0.114 R)
• M33: 23,795,486 km (0.076 R)
• M34: 25,661,570 km (0.042 R)
• M35: 27,007,053 km (0.102 R)
• M36: 28,547,762 km (0.097 R)
• M37: 30,587,229 km (0.048 R)
• M38: 30,646,171 km (0.075 R)
• M39: 34,497,419 km (0.032 R)
• M40: 35,051,230 km (0.1 R)
• M41: 35,856,216 km (0.105 R)
• M42: 35,918,299 km (0.107 R)
• M43: 37,800,240 km (0.096 R)
• M44: 38,753,179 km (0.079 R)
• M45: 40,035,981 km (0.085 R)
• M46: 40,229,560 km (0.113 R)
• M47: 40,294,186 km (0.111 R)
• M48: 41,462,995 km (0.116 R)
• M49: 41,593,594 km (0.089 R)
• M50: 42,051,662 km (0.102 R)
• M51: 42,182,860 km (0.087 R)
• M52: 42,379,880 km (0.09 R)
• M53: 42,643,023 km (0.086 R)
• M54: 44,433,709 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 19,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit