🌌 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: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.47 AU - 0.63 AU

Year: 154 Days

Day: 43.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 140.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.46 AU - 0.7 AU

Year: 166 Days

Day: 32.7 Hours

Environment

Temp: 181 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,934,720 km

• M1: 393,742 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.45 AU - 0.73 AU

Year: 171 Days

Day: 23.8 Hours

Environment

Temp: 179 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.76 AU - 1.8 AU

Year: 895 Days

Day: 18.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.27 AU - 2.61 AU

Year: 1436 Days

Day: 42.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,934,720 km

• M1: 435,479 km (0.097 R)
• M2: 997,519 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.2

Radius: 5.4

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 13.29 AU - 14.11 AU

Year: 19103 Days

Day: 17.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 90,934,720 km

• M1: 105,766 km (0.067 R)
• M2: 319,840 km (0.056 R)
• M3: 466,596 km (0.085 R)
• M4: 616,642 km (0.053 R)
• M5: 859,589 km (0.093 R)
• M6: 960,718 km (0.098 R)
• M7: 1,065,735 km (0.08 R)
• M8: 1,646,025 km (0.103 R)
• M9: 1,823,748 km (0.083 R)
• M10: 2,115,314 km (0.069 R)
• M11: 2,169,917 km (0.031 R)
• M12: 2,364,843 km (0.105 R)
• M13: 2,565,454 km (0.104 R)
• M14: 2,653,118 km (0.075 R)
• M15: 2,891,727 km (0.117 R)
• M16: 3,453,616 km (0.1 R)
• M17: 4,219,258 km (0.071 R)
• M18: 4,710,239 km (0.113 R)
• M19: 4,926,108 km (0.067 R)
• M20: 5,071,966 km (0.096 R)
• M21: 5,669,161 km (0.095 R)
• M22: 5,860,347 km (0.108 R)
• M23: 7,092,285 km (0.101 R)
• M24: 7,298,282 km (0.112 R)
• M25: 7,422,897 km (0.105 R)
• M26: 7,548,110 km (0.107 R)
• M27: 7,885,603 km (0.084 R)
• M28: 9,736,428 km (0.085 R)
• M29: 9,873,609 km (0.1 R)
• M30: 10,522,116 km (0.108 R)
• M31: 11,136,514 km (0.044 R)
• M32: 11,327,850 km (0.104 R)
• M33: 11,713,962 km (0.079 R)
• M34: 13,199,768 km (0.082 R)
• M35: 14,171,107 km (0.109 R)
• M36: 14,743,768 km (0.034 R)
• M37: 14,901,294 km (0.037 R)
• M38: 15,537,085 km (0.026 R)
• M39: 16,073,543 km (0.108 R)
• M40: 16,235,707 km (0.108 R)
• M41: 17,441,167 km (0.074 R)
• M42: 18,959,585 km (0.096 R)
• M43: 19,245,467 km (0.069 R)
• M44: 19,879,163 km (0.099 R)
• M45: 20,990,077 km (0.099 R)
• M46: 21,049,019 km (0.092 R)
• M47: 21,523,244 km (0.061 R)
• M48: 22,482,017 km (0.106 R)
• M49: 23,332,481 km (0.049 R)
• M50: 23,516,037 km (0.081 R)
• M51: 25,378,082 km (0.09 R)
• M52: 25,441,063 km (0.104 R)
• M53: 25,630,005 km (0.106 R)
• M54: 26,390,560 km (0.05 R)
• M55: 26,581,746 km (0.082 R)
• M56: 27,351,577 km (0.04 R)
• M57: 27,933,662 km (0.095 R)
• M58: 28,781,733 km (0.104 R)
• M59: 28,912,930 km (0.075 R)
• M60: 29,571,909 km (0.033 R)
• M61: 30,569,876 km (0.064 R)
• M62: 30,703,766 km (0.093 R)
• M63: 31,308,590 km (0.089 R)
• M64: 32,735,156 km (0.11 R)
• M65: 32,872,187 km (0.055 R)
• M66: 33,215,514 km (0.098 R)
• M67: 33,905,609 km (0.108 R)
• M68: 34,252,377 km (0.11 R)
• M69: 34,461,066 km (0.091 R)
• M70: 34,949,503 km (0.069 R)
• M71: 37,140,364 km (0.026 R)
• M72: 37,641,218 km (0.113 R)
• M73: 37,712,875 km (0.07 R)
• M74: 38,939,279 km (0.069 R)
• M75: 39,448,061 km (0.102 R)
• M76: 39,812,781 km (0.106 R)
• M77: 40,325,303 km (0.048 R)
• M78: 40,913,671 km (0.061 R)
• M79: 44,049,243 km (0.109 R)
• M80: 44,807,105 km (0.091 R)
• M81: 45,187,533 km (0.09 R)
• M82: 47,570,777 km (0.087 R)
• M83: 47,725,909 km (0.097 R)
• M84: 48,036,774 km (0.082 R)
• M85: 48,895,017 km (0.104 R)
• M86: 50,468,338 km (0.112 R)
• M87: 51,499,815 km (0.09 R)
• M88: 51,659,137 km (0.099 R)
• M89: 52,058,264 km (0.106 R)
• M90: 52,138,149 km (0.073 R)
• M91: 52,298,069 km (0.099 R)
• M92: 52,859,211 km (0.118 R)
• M93: 52,939,545 km (0.057 R)
• M94: 53,100,363 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.6

Radius: 7.3

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 11.28 AU - 16.74 AU

Year: 19755 Days

Day: 15.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 90,934,720 km

• M1: 150,645 km (0.111 R)
• M2: 206,744 km (0.059 R)
• M3: 367,562 km (0.087 R)
• M4: 921,224 km (0.063 R)
• M5: 1,094,458 km (0.066 R)
• M6: 1,765,404 km (0.1 R)
• M7: 2,077,017 km (0.045 R)
• M8: 2,305,453 km (0.095 R)
• M9: 2,680,794 km (0.097 R)
• M10: 3,223,086 km (0.118 R)
• M11: 3,487,725 km (0.119 R)
• M12: 4,827,523 km (0.114 R)
• M13: 4,913,392 km (0.117 R)
• M14: 5,086,627 km (0.063 R)
• M15: 5,305,937 km (0.106 R)
• M16: 5,845,238 km (0.091 R)
• M17: 6,261,120 km (0.029 R)
• M18: 6,591,282 km (0.096 R)
• M19: 6,686,576 km (0.117 R)
• M20: 6,975,450 km (0.063 R)
• M21: 7,317,580 km (0.071 R)
• M22: 7,416,314 km (0.117 R)
• M23: 7,665,245 km (0.095 R)
• M24: 7,916,869 km (0.054 R)
• M25: 8,897,633 km (0.088 R)
• M26: 9,003,099 km (0.053 R)
• M27: 9,536,715 km (0.026 R)
• M28: 10,080,503 km (0.091 R)
• M29: 10,135,555 km (0.067 R)
• M30: 12,237,255 km (0.082 R)
• M31: 14,159,438 km (0.111 R)
• M32: 14,221,073 km (0.049 R)
• M33: 15,092,331 km (0.069 R)
• M34: 16,302,278 km (0.085 R)
• M35: 18,611,471 km (0.1 R)
• M36: 21,373,197 km (0.064 R)
• M37: 21,656,237 km (0.063 R)
• M38: 22,945,621 km (0.081 R)
• M39: 24,925,997 km (0.112 R)
• M40: 26,049,627 km (0.1 R)
• M41: 27,266,456 km (0.101 R)
• M42: 27,419,794 km (0.075 R)
• M43: 27,804,559 km (0.118 R)
• M44: 28,190,971 km (0.093 R)
• M45: 29,125,957 km (0.096 R)
• M46: 30,786,344 km (0.108 R)
• M47: 30,866,229 km (0.111 R)
• M48: 31,346,588 km (0.118 R)
• M49: 31,587,740 km (0.088 R)
• M50: 33,211,176 km (0.044 R)
• M51: 34,778,363 km (0.114 R)
• M52: 35,445,420 km (0.036 R)
• M53: 38,155,535 km (0.069 R)
• M54: 40,231,505 km (0.118 R)
• M55: 41,724,043 km (0.119 R)
• M56: 42,343,976 km (0.072 R)
• M57: 43,592,820 km (0.092 R)
• M58: 44,131,671 km (0.097 R)
• M59: 44,401,994 km (0.119 R)
• M60: 45,488,524 km (0.087 R)
• M61: 46,583,879 km (0.075 R)
• M62: 47,134,848 km (0.04 R)
• M63: 48,428,720 km (0.063 R)
• M64: 52,094,317 km (0.092 R)
• M65: 52,475,343 km (0.098 R)
• M66: 53,239,937 km (0.091 R)
• M67: 53,335,830 km (0.082 R)
• M68: 53,527,764 km (0.099 R)
• M69: 54,201,104 km (0.094 R)
• M70: 54,587,066 km (0.097 R)
• M71: 55,653,400 km (0.103 R)
• M72: 56,530,941 km (0.109 R)
• M73: 57,314,834 km (0.115 R)
• M74: 57,413,120 km (0.092 R)
• M75: 57,708,127 km (0.071 R)
• M76: 57,905,147 km (0.025 R)
• M77: 58,596,439 km (0.046 R)
• M78: 59,887,319 km (0.088 R)
• M79: 60,186,515 km (0.099 R)
• M80: 60,486,159 km (0.064 R)
• M81: 62,396,075 km (0.093 R)
• M82: 63,104,571 km (0.055 R)
• M83: 63,714,032 km (0.071 R)
• M84: 63,815,908 km (0.079 R)
• M85: 64,121,537 km (0.087 R)
• M86: 64,734,290 km (0.057 R)
• M87: 64,836,465 km (0.083 R)
• M88: 65,246,363 km (0.078 R)
• M89: 66,997,406 km (0.067 R)
• M90: 68,034,718 km (0.077 R)
• M91: 68,764,008 km (0.028 R)
• M92: 70,020,181 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.5

Radius: 4.9

Gravity: 35.13 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.86 AU - 17.64 AU

Year: 23548 Days

Day: 20.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 90,934,720 km

• M1: 114,143 km (0.048 R)
• M2: 509,680 km (0.092 R)
• M3: 556,953 km (0.06 R)
• M4: 760,855 km (0.103 R)
• M5: 815,308 km (0.112 R)
• M6: 1,138,440 km (0.108 R)
• M7: 1,265,149 km (0.094 R)
• M8: 1,532,331 km (0.119 R)
• M9: 1,816,567 km (0.096 R)
• M10: 1,890,169 km (0.112 R)
• M11: 2,392,818 km (0.094 R)
• M12: 2,763,970 km (0.086 R)
• M13: 2,977,895 km (0.084 R)
• M14: 3,021,279 km (0.09 R)
• M15: 3,108,793 km (0.063 R)
• M16: 3,331,096 km (0.112 R)
• M17: 3,376,274 km (0.061 R)
• M18: 3,651,235 km (0.034 R)
• M19: 3,744,435 km (0.083 R)
• M20: 4,668,950 km (0.044 R)
• M21: 4,872,253 km (0.037 R)
• M22: 6,486,863 km (0.064 R)
• M23: 7,409,433 km (0.045 R)
• M24: 8,868,611 km (0.113 R)
• M25: 10,215,739 km (0.045 R)
• M26: 11,352,085 km (0.105 R)
• M27: 12,739,455 km (0.102 R)
• M28: 13,887,170 km (0.07 R)
• M29: 14,106,182 km (0.048 R)
• M30: 15,142,596 km (0.068 R)
• M31: 15,443,287 km (0.079 R)
• M32: 15,518,685 km (0.083 R)
• M33: 17,602,134 km (0.064 R)
• M34: 18,555,821 km (0.119 R)
• M35: 18,636,155 km (0.063 R)
• M36: 18,958,239 km (0.1 R)
• M37: 19,201,036 km (0.11 R)
• M38: 19,526,262 km (0.075 R)
• M39: 20,264,976 km (0.09 R)
• M40: 21,180,067 km (0.084 R)
• M41: 21,347,915 km (0.119 R)
• M42: 22,193,742 km (0.079 R)
• M43: 22,364,134 km (0.067 R)
• M44: 23,656,510 km (0.118 R)
• M45: 25,061,533 km (0.048 R)
• M46: 27,492,947 km (0.04 R)
• M47: 27,951,465 km (0.08 R)
• M48: 29,061,930 km (0.109 R)
• M49: 30,186,906 km (0.118 R)
• M50: 30,565,089 km (0.049 R)
• M51: 30,754,779 km (0.103 R)
• M52: 30,944,768 km (0.12 R)
• M53: 31,230,650 km (0.088 R)
• M54: 31,613,022 km (0.051 R)
• M55: 31,708,914 km (0.096 R)
• M56: 33,255,756 km (0.107 R)
• M57: 34,038,303 km (0.111 R)
• M58: 37,026,520 km (0.099 R)
• M59: 40,097,465 km (0.074 R)
• M60: 40,201,286 km (0.068 R)
• M61: 42,084,275 km (0.108 R)
• M62: 42,718,270 km (0.084 R)
• M63: 43,142,680 km (0.048 R)
• M64: 43,355,557 km (0.079 R)
• M65: 44,102,799 km (0.092 R)
• M66: 45,827,064 km (0.064 R)
• M67: 46,261,496 km (0.069 R)
• M68: 46,479,310 km (0.103 R)
• M69: 50,680,916 km (0.057 R)
• M70: 51,242,656 km (0.093 R)
• M71: 51,693,694 km (0.08 R)
• M72: 52,485,964 km (0.099 R)
• M73: 52,940,442 km (0.068 R)
• M74: 53,054,286 km (0.075 R)
• M75: 53,282,274 km (0.119 R)
• M76: 54,426,847 km (0.057 R)
• M77: 54,771,670 km (0.072 R)
• M78: 55,463,710 km (0.101 R)
• M79: 58,026,022 km (0.079 R)
• M80: 61,342,308 km (0.064 R)
• M81: 64,354,760 km (0.118 R)
• M82: 64,597,857 km (0.051 R)
• M83: 67,785,488 km (0.115 R)
• M84: 68,900,890 km (0.106 R)
• M85: 69,772,447 km (0.063 R)
• M86: 70,898,470 km (0.12 R)
• M87: 71,149,495 km (0.055 R)
• M88: 72,282,998 km (0.102 R)
• M89: 74,312,593 km (0.12 R)
• M90: 78,817,134 km (0.094 R)
• M91: 79,859,083 km (0.093 R)
• M92: 80,643,575 km (0.084 R)
• M93: 80,774,473 km (0.088 R)
• M94: 80,905,520 km (0.092 R)
• M95: 81,430,609 km (0.114 R)
• M96: 81,561,956 km (0.113 R)
• M97: 85,804,402 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 14,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit