🌌 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: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.66 AU - 1.02 AU

Year: 280 Days

Day: 41.5 Hours

Environment

Temp: 112 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.64 AU - 1.06 AU

Year: 285 Days

Day: 44 Hours

Environment

Temp: 149 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.45 AU - 1.57 AU

Year: 674 Days

Day: 25.7 Hours

Environment

Temp: -29 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,297,782 km

• M1: 789,428 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.02 AU - 2.56 AU

Year: 1259 Days

Day: 20.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.53 AU - 3.07 AU

Year: 1703 Days

Day: 27.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,297,782 km

• M1: 948,899 km (0.096 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.05 AU - 4.81 AU

Year: 2832 Days

Day: 33.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.62 AU - 4.38 AU

Year: 2907 Days

Day: 22.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.7

Radius: 10

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.2 AU - 9.36 AU

Year: 7887 Days

Day: 10.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 62,297,782 km

• M1: 309,817 km (0.099 R)
• M2: 446,250 km (0.064 R)
• M3: 619,934 km (0.1 R)
• M4: 865,573 km (0.117 R)
• M5: 931,845 km (0.049 R)
• M6: 1,328,878 km (0.047 R)
• M7: 1,526,197 km (0.12 R)
• M8: 1,670,111 km (0.113 R)
• M9: 2,106,188 km (0.085 R)
• M10: 2,625,742 km (0.112 R)
• M11: 2,849,690 km (0.031 R)
• M12: 3,184,191 km (0.06 R)
• M13: 3,751,167 km (0.077 R)
• M14: 4,146,703 km (0.111 R)
• M15: 4,585,175 km (0.094 R)
• M16: 4,734,773 km (0.117 R)
• M17: 5,069,423 km (0.112 R)
• M18: 5,162,024 km (0.078 R)
• M19: 5,601,692 km (0.098 R)
• M20: 6,217,736 km (0.094 R)
• M21: 6,753,297 km (0.086 R)
• M22: 6,855,322 km (0.097 R)
• M23: 7,443,541 km (0.103 R)
• M24: 8,228,481 km (0.091 R)
• M25: 8,337,688 km (0.089 R)
• M26: 8,631,049 km (0.091 R)
• M27: 9,265,494 km (0.114 R)
• M28: 10,147,972 km (0.087 R)
• M29: 11,057,078 km (0.102 R)
• M30: 11,909,786 km (0.09 R)
• M31: 12,198,809 km (0.113 R)
• M32: 12,448,188 km (0.077 R)
• M33: 12,615,588 km (0.114 R)
• M34: 13,591,864 km (0.074 R)
• M35: 13,937,286 km (0.053 R)
• M36: 14,198,184 km (0.072 R)
• M37: 14,329,232 km (0.102 R)
• M38: 15,392,125 km (0.068 R)
• M39: 15,616,671 km (0.038 R)
• M40: 15,887,743 km (0.072 R)
• M41: 16,342,819 km (0.099 R)
• M42: 16,572,003 km (0.099 R)
• M43: 16,664,006 km (0.055 R)
• M44: 17,219,463 km (0.116 R)
• M45: 17,827,877 km (0.073 R)
• M46: 17,922,124 km (0.05 R)
• M47: 18,063,943 km (0.086 R)
• M48: 18,730,102 km (0.074 R)
• M49: 19,549,749 km (0.1 R)
• M50: 19,841,914 km (0.102 R)
• M51: 21,323,980 km (0.111 R)
• M52: 21,876,295 km (0.088 R)
• M53: 22,739,325 km (0.102 R)
• M54: 22,841,500 km (0.095 R)
• M55: 22,943,975 km (0.111 R)
• M56: 23,200,535 km (0.087 R)
• M57: 25,979,465 km (0.086 R)
• M58: 26,515,624 km (0.058 R)
• M59: 26,892,910 km (0.107 R)
• M60: 29,083,472 km (0.117 R)
• M61: 29,807,675 km (0.091 R)
• M62: 30,933,399 km (0.072 R)
• M63: 31,387,578 km (0.04 R)
• M64: 32,015,590 km (0.119 R)
• M65: 32,245,073 km (0.11 R)
• M66: 32,821,025 km (0.118 R)
• M67: 32,936,664 km (0.092 R)
• M68: 33,749,728 km (0.061 R)
• M69: 34,569,375 km (0.107 R)
• M70: 34,922,576 km (0.082 R)
• M71: 35,158,791 km (0.065 R)
• M72: 35,751,647 km (0.054 R)
• M73: 36,467,323 km (0.071 R)
• M74: 37,007,222 km (0.045 R)
• M75: 37,731,126 km (0.099 R)
• M76: 38,155,685 km (0.077 R)
• M77: 38,520,704 km (0.051 R)
• M78: 38,642,626 km (0.097 R)
• M79: 38,825,883 km (0.109 R)
• M80: 38,948,105 km (0.107 R)
• M81: 39,377,152 km (0.038 R)
• M82: 39,684,575 km (0.047 R)
• M83: 40,177,949 km (0.079 R)
• M84: 40,487,467 km (0.103 R)
• M85: 40,735,650 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.1

Radius: 10.5

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7 AU - 8.74 AU

Year: 8024 Days

Day: 11.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 152.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 62,297,782 km

• M1: 332,257 km (0.102 R)
• M2: 406,757 km (0.093 R)
• M3: 476,619 km (0.119 R)
• M4: 551,418 km (0.112 R)
• M5: 849,267 km (0.081 R)
• M6: 943,514 km (0.12 R)
• M7: 1,058,405 km (0.118 R)
• M8: 1,450,800 km (0.102 R)
• M9: 1,743,563 km (0.109 R)
• M10: 2,119,802 km (0.11 R)
• M11: 2,339,860 km (0.098 R)
• M12: 2,521,323 km (0.051 R)
• M13: 2,637,261 km (0.1 R)
• M14: 3,218,149 km (0.117 R)
• M15: 3,446,137 km (0.055 R)
• M16: 3,784,976 km (0.103 R)
• M17: 4,134,586 km (0.082 R)
• M18: 4,749,882 km (0.076 R)
• M19: 4,951,839 km (0.109 R)
• M20: 5,185,960 km (0.07 R)
• M21: 5,514,028 km (0.111 R)
• M22: 5,972,246 km (0.078 R)
• M23: 6,158,944 km (0.096 R)
• M24: 6,570,338 km (0.095 R)
• M25: 7,857,179 km (0.085 R)
• M26: 7,925,246 km (0.079 R)
• M27: 8,027,721 km (0.064 R)
• M28: 8,616,837 km (0.111 R)
• M29: 8,898,829 km (0.086 R)
• M30: 9,076,701 km (0.118 R)
• M31: 9,363,780 km (0.108 R)
• M32: 9,726,854 km (0.111 R)
• M33: 11,262,924 km (0.035 R)
• M34: 11,416,861 km (0.085 R)
• M35: 11,532,799 km (0.074 R)
• M36: 11,921,903 km (0.062 R)
• M37: 12,000,292 km (0.086 R)
• M38: 12,118,176 km (0.114 R)
• M39: 12,473,919 km (0.113 R)
• M40: 12,553,505 km (0.072 R)
• M41: 13,890,312 km (0.089 R)
• M42: 14,179,784 km (0.057 R)
• M43: 14,262,811 km (0.074 R)
• M44: 14,387,725 km (0.097 R)
• M45: 14,596,713 km (0.072 R)
• M46: 15,059,868 km (0.056 R)
• M47: 15,271,998 km (0.116 R)
• M48: 16,697,067 km (0.108 R)
• M49: 16,872,695 km (0.087 R)
• M50: 18,435,394 km (0.053 R)
• M51: 18,981,726 km (0.083 R)
• M52: 19,441,141 km (0.11 R)
• M53: 19,533,443 km (0.108 R)
• M54: 19,672,270 km (0.07 R)
• M55: 19,857,771 km (0.112 R)
• M56: 19,950,671 km (0.109 R)
• M57: 20,230,569 km (0.028 R)
• M58: 20,888,500 km (0.082 R)
• M59: 21,792,670 km (0.047 R)
• M60: 21,936,583 km (0.08 R)
• M61: 22,080,795 km (0.108 R)
• M62: 22,225,456 km (0.037 R)
• M63: 23,099,407 km (0.096 R)
• M64: 23,786,959 km (0.112 R)
• M65: 23,984,727 km (0.118 R)
• M66: 24,581,025 km (0.105 R)
• M67: 24,780,887 km (0.052 R)
• M68: 25,081,729 km (0.075 R)
• M69: 25,232,523 km (0.119 R)
• M70: 26,144,023 km (0.08 R)
• M71: 26,348,075 km (0.069 R)
• M72: 27,169,516 km (0.075 R)
• M73: 28,208,025 km (0.051 R)
• M74: 28,417,312 km (0.057 R)
• M75: 28,522,180 km (0.114 R)
• M76: 28,732,216 km (0.099 R)
• M77: 28,942,850 km (0.046 R)
• M78: 30,431,049 km (0.113 R)
• M79: 30,860,844 km (0.054 R)
• M80: 31,130,419 km (0.103 R)
• M81: 32,216,799 km (0.086 R)
• M82: 32,819,678 km (0.114 R)
• M83: 33,869,706 km (0.071 R)
• M84: 34,650,308 km (0.063 R)
• M85: 34,818,456 km (0.074 R)
• M86: 35,606,388 km (0.105 R)
• M87: 35,889,128 km (0.113 R)
• M88: 36,229,612 km (0.091 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.7

Radius: 9.4

Gravity: 11.29 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 9.45 AU - 11.45 AU

Year: 12277 Days

Day: 9.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 62,297,782 km

• M1: 145,858 km (0.11 R)
• M2: 408,253 km (0.06 R)
• M3: 577,448 km (0.044 R)
• M4: 690,843 km (0.075 R)
• M5: 791,373 km (0.114 R)
• M6: 1,445,564 km (0.092 R)
• M7: 1,550,283 km (0.115 R)
• M8: 2,385,488 km (0.095 R)
• M9: 2,898,010 km (0.034 R)
• M10: 3,065,111 km (0.106 R)
• M11: 3,201,245 km (0.098 R)
• M12: 4,133,838 km (0.05 R)
• M13: 4,475,370 km (0.079 R)
• M14: 4,630,054 km (0.075 R)
• M15: 6,143,685 km (0.111 R)
• M16: 6,842,008 km (0.066 R)
• M17: 7,889,493 km (0.096 R)
• M18: 7,982,991 km (0.098 R)
• M19: 8,171,036 km (0.106 R)
• M20: 8,743,846 km (0.096 R)
• M21: 9,084,032 km (0.077 R)
• M22: 9,329,821 km (0.034 R)
• M23: 9,527,888 km (0.06 R)
• M24: 9,677,337 km (0.087 R)
• M25: 11,110,035 km (0.069 R)
• M26: 12,227,532 km (0.057 R)
• M27: 12,607,959 km (0.104 R)
• M28: 13,047,477 km (0.111 R)
• M29: 13,941,624 km (0.059 R)
• M30: 14,281,959 km (0.067 R)
• M31: 14,396,102 km (0.106 R)
• M32: 15,436,406 km (0.102 R)
• M33: 17,223,652 km (0.104 R)
• M34: 17,588,970 km (0.105 R)
• M35: 18,203,368 km (0.107 R)
• M36: 18,762,415 km (0.089 R)
• M37: 18,824,798 km (0.104 R)
• M38: 19,833,686 km (0.067 R)
• M39: 20,216,507 km (0.096 R)
• M40: 21,837,848 km (0.027 R)
• M41: 21,903,671 km (0.072 R)
• M42: 22,035,168 km (0.085 R)
• M43: 22,764,009 km (0.1 R)
• M44: 23,298,971 km (0.089 R)
• M45: 23,366,140 km (0.081 R)
• M46: 24,722,843 km (0.112 R)
• M47: 24,997,206 km (0.058 R)
• M48: 25,618,336 km (0.053 R)
• M49: 26,035,265 km (0.03 R)
• M50: 27,441,186 km (0.102 R)
• M51: 28,368,244 km (0.109 R)
• M52: 28,439,902 km (0.112 R)
• M53: 29,232,920 km (0.092 R)
• M54: 29,595,844 km (0.106 R)
• M55: 29,741,403 km (0.087 R)
• M56: 30,914,550 km (0.059 R)
• M57: 33,079,231 km (0.07 R)
• M58: 34,065,530 km (0.062 R)
• M59: 34,523,897 km (0.076 R)
• M60: 34,984,360 km (0.068 R)
• M61: 35,446,916 km (0.069 R)
• M62: 36,377,864 km (0.111 R)
• M63: 36,768,314 km (0.107 R)
• M64: 37,631,793 km (0.079 R)
• M65: 37,868,457 km (0.026 R)
• M66: 38,502,154 km (0.058 R)
• M67: 38,581,590 km (0.102 R)
• M68: 39,539,166 km (0.093 R)
• M69: 40,828,101 km (0.052 R)
• M70: 41,152,429 km (0.073 R)
• M71: 42,130,800 km (0.116 R)
• M72: 42,869,514 km (0.095 R)
• M73: 44,110,279 km (0.059 R)
• M74: 44,359,808 km (0.112 R)
• M75: 45,867,156 km (0.113 R)
• M76: 46,288,723 km (0.098 R)
• M77: 46,796,458 km (0.111 R)
• M78: 48,073,725 km (0.09 R)
• M79: 48,330,584 km (0.099 R)
• M80: 49,708,081 km (0.119 R)
• M81: 50,401,617 km (0.093 R)
• M82: 51,273,174 km (0.061 R)
• M83: 51,448,054 km (0.07 R)
• M84: 52,854,274 km (0.116 R)
• M85: 55,255,918 km (0.111 R)
• M86: 56,967,318 km (0.096 R)
• M87: 57,329,794 km (0.084 R)
• M88: 59,153,691 km (0.096 R)
• M89: 59,245,394 km (0.053 R)
• M90: 59,796,513 km (0.092 R)
• M91: 59,888,516 km (0.059 R)
• M92: 60,257,125 km (0.07 R)
• M93: 61,367,440 km (0.106 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 20,335 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit