🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.82 AU - 1.16 AU

Year: 349 Days

Day: 34.2 Hours

Environment

Temp: 100 °C

Axial Tilt: 139.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 16,561,592 km

• M1: 764,146 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.89 AU - 1.15 AU

Year: 365 Days

Day: 47.4 Hours

Environment

Temp: 95 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 16,561,592 km

• M1: 200,611 km (0.091 R)
• M2: 329,564 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.61 AU - 2.19 AU

Year: 929 Days

Day: 39 Hours

Environment

Temp: -52 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 16,561,592 km

• M1: 804,837 km (0.086 R)
• M2: 1,338,303 km (0.03 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.66 AU - 2.14 AU

Year: 929 Days

Day: 26.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 16,561,592 km

• M1: 51,910 km (0.116 R)
• M2: 101,427 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.03 AU - 2.89 AU

Year: 1369 Days

Day: 45 Hours

Environment

Temp: -69 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,561,592 km

• M1: 236,065 km (0.027 R)

Asteroid Belt

Center: 4.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.8

Radius: 9.4

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.77 AU - 7.05 AU

Year: 5097 Days

Day: 10.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 16,561,592 km

• M1: 208,240 km (0.078 R)
• M2: 301,889 km (0.105 R)
• M3: 425,456 km (0.105 R)
• M4: 615,745 km (0.091 R)
• M5: 728,242 km (0.104 R)
• M6: 1,078,152 km (0.115 R)
• M7: 1,185,114 km (0.052 R)
• M8: 1,247,945 km (0.036 R)
• M9: 1,494,034 km (0.067 R)
• M10: 1,562,251 km (0.114 R)
• M11: 1,882,839 km (0.111 R)
• M12: 2,050,837 km (0.109 R)
• M13: 2,165,728 km (0.072 R)
• M14: 2,322,357 km (0.102 R)
• M15: 2,402,093 km (0.091 R)
• M16: 2,564,257 km (0.069 R)
• M17: 2,814,385 km (0.038 R)
• M18: 3,204,686 km (0.088 R)
• M19: 3,293,696 km (0.065 R)
• M20: 3,728,129 km (0.052 R)
• M21: 4,035,851 km (0.083 R)
• M22: 4,108,107 km (0.03 R)
• M23: 4,376,486 km (0.117 R)
• M24: 4,675,981 km (0.082 R)
• M25: 4,904,865 km (0.057 R)
• M26: 6,104,341 km (0.033 R)
• M27: 6,243,018 km (0.104 R)
• M28: 6,326,793 km (0.098 R)
• M29: 7,272,401 km (0.083 R)
• M30: 8,662,913 km (0.111 R)
• M31: 8,725,296 km (0.076 R)
• M32: 8,944,457 km (0.041 R)
• M33: 9,516,669 km (0.072 R)
• M34: 9,613,159 km (0.05 R)
• M35: 9,904,725 km (0.117 R)
• M36: 10,232,046 km (0.066 R)
• M37: 10,596,167 km (0.081 R)
• M38: 11,032,095 km (0.083 R)
• M39: 11,679,704 km (0.119 R)
• M40: 11,990,868 km (0.109 R)
• M41: 12,515,358 km (0.078 R)
• M42: 12,692,033 km (0.115 R)
• M43: 12,833,852 km (0.106 R)
• M44: 13,154,889 km (0.047 R)
• M45: 13,695,835 km (0.057 R)
• M46: 13,877,746 km (0.079 R)
• M47: 14,280,762 km (0.061 R)
• M48: 14,613,468 km (0.052 R)
• M49: 15,023,516 km (0.095 R)
• M50: 15,286,509 km (0.117 R)
• M51: 15,399,754 km (0.1 R)
• M52: 16,007,870 km (0.117 R)
• M53: 16,469,230 km (0.068 R)
• M54: 16,546,572 km (0.1 R)
• M55: 16,740,451 km (0.092 R)
• M56: 17,720,765 km (0.097 R)
• M57: 18,438,087 km (0.062 R)
• M58: 18,679,389 km (0.04 R)
• M59: 18,800,413 km (0.115 R)
• M60: 18,921,737 km (0.103 R)
• M61: 19,164,983 km (0.101 R)
• M62: 19,287,055 km (0.098 R)
• M63: 20,107,450 km (0.101 R)
• M64: 20,190,028 km (0.085 R)
• M65: 21,190,838 km (0.108 R)
• M66: 22,122,384 km (0.065 R)
• M67: 23,327,245 km (0.102 R)
• M68: 25,040,589 km (0.055 R)
• M69: 25,576,000 km (0.089 R)
• M70: 25,710,488 km (0.111 R)
• M71: 26,612,564 km (0.077 R)
• M72: 26,930,758 km (0.113 R)
• M73: 27,571,037 km (0.108 R)
• M74: 28,077,576 km (0.088 R)
• M75: 30,181,670 km (0.118 R)
• M76: 30,799,060 km (0.048 R)
• M77: 31,468,361 km (0.118 R)
• M78: 31,660,594 km (0.12 R)
• M79: 31,804,956 km (0.119 R)
• M80: 32,336,178 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.9

Radius: 14.7

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.28 AU - 7.54 AU

Year: 5757 Days

Day: 14.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 16,561,592 km

• M1: 193,729 km (0.076 R)
• M2: 403,765 km (0.066 R)
• M3: 639,232 km (0.081 R)
• M4: 807,978 km (0.108 R)
• M5: 1,021,305 km (0.096 R)
• M6: 1,425,518 km (0.036 R)
• M7: 1,522,458 km (0.11 R)
• M8: 2,077,765 km (0.106 R)
• M9: 2,226,465 km (0.094 R)
• M10: 2,378,606 km (0.088 R)
• M11: 2,653,717 km (0.076 R)
• M12: 3,235,503 km (0.066 R)
• M13: 3,497,000 km (0.038 R)
• M14: 3,608,151 km (0.074 R)
• M15: 4,275,956 km (0.066 R)
• M16: 4,371,100 km (0.1 R)
• M17: 4,612,252 km (0.115 R)
• M18: 4,710,089 km (0.076 R)
• M19: 4,957,374 km (0.096 R)
• M20: 5,542,601 km (0.078 R)
• M21: 6,123,190 km (0.117 R)
• M22: 6,834,528 km (0.112 R)
• M23: 7,370,986 km (0.066 R)
• M24: 7,629,940 km (0.075 R)
• M25: 7,804,222 km (0.067 R)
• M26: 8,216,214 km (0.117 R)
• M27: 9,370,063 km (0.057 R)
• M28: 9,776,520 km (0.113 R)
• M29: 10,606,788 km (0.112 R)
• M30: 10,768,952 km (0.119 R)
• M31: 11,128,885 km (0.062 R)
• M32: 11,360,163 km (0.087 R)
• M33: 11,726,528 km (0.076 R)
• M34: 11,860,718 km (0.08 R)
• M35: 12,063,123 km (0.12 R)
• M36: 12,539,593 km (0.096 R)
• M37: 13,126,615 km (0.043 R)
• M38: 13,652,002 km (0.104 R)
• M39: 15,159,799 km (0.12 R)
• M40: 15,269,455 km (0.075 R)
• M41: 15,379,409 km (0.033 R)
• M42: 15,711,068 km (0.116 R)
• M43: 15,822,069 km (0.086 R)
• M44: 16,719,806 km (0.086 R)
• M45: 17,480,661 km (0.106 R)
• M46: 17,595,851 km (0.103 R)
• M47: 17,711,191 km (0.119 R)
• M48: 17,865,427 km (0.044 R)
• M49: 18,486,706 km (0.086 R)
• M50: 19,312,936 km (0.078 R)
• M51: 19,990,614 km (0.067 R)
• M52: 20,635,680 km (0.114 R)
• M53: 20,757,453 km (0.101 R)
• M54: 21,863,430 km (0.074 R)
• M55: 22,402,880 km (0.083 R)
• M56: 23,199,189 km (0.058 R)
• M57: 24,261,035 km (0.096 R)
• M58: 24,432,324 km (0.112 R)
• M59: 24,647,147 km (0.1 R)
• M60: 25,078,587 km (0.079 R)
• M61: 25,686,852 km (0.073 R)
• M62: 26,036,612 km (0.073 R)
• M63: 26,256,072 km (0.048 R)
• M64: 26,962,323 km (0.068 R)
• M65: 27,362,348 km (0.112 R)
• M66: 27,540,818 km (0.088 R)
• M67: 27,764,318 km (0.057 R)
• M68: 27,898,806 km (0.059 R)
• M69: 28,709,926 km (0.044 R)
• M70: 29,255,060 km (0.061 R)
• M71: 29,437,570 km (0.073 R)
• M72: 30,171,198 km (0.045 R)
• M73: 30,586,481 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.4

Radius: 9.5

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.02 AU - 12.16 AU

Year: 12226 Days

Day: 13.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 16,561,592 km

• M1: 127,607 km (0.115 R)
• M2: 193,580 km (0.113 R)
• M3: 268,379 km (0.056 R)
• M4: 477,965 km (0.056 R)
• M5: 961,615 km (0.093 R)
• M6: 1,113,457 km (0.119 R)
• M7: 1,745,807 km (0.09 R)
• M8: 2,870,484 km (0.073 R)
• M9: 3,221,441 km (0.11 R)
• M10: 3,485,481 km (0.057 R)
• M11: 3,999,649 km (0.033 R)
• M12: 4,684,657 km (0.063 R)
• M13: 4,871,056 km (0.093 R)
• M14: 5,136,144 km (0.118 R)
• M15: 5,879,346 km (0.095 R)
• M16: 6,697,646 km (0.075 R)
• M17: 7,291,849 km (0.062 R)
• M18: 8,124,960 km (0.1 R)
• M19: 8,214,419 km (0.118 R)
• M20: 9,500,961 km (0.112 R)
• M21: 9,642,630 km (0.068 R)
• M22: 9,975,635 km (0.117 R)
• M23: 10,653,164 km (0.111 R)
• M24: 11,848,899 km (0.054 R)
• M25: 12,514,161 km (0.117 R)
• M26: 14,257,126 km (0.089 R)
• M27: 14,745,563 km (0.086 R)
• M28: 15,794,842 km (0.115 R)
• M29: 15,906,592 km (0.039 R)
• M30: 16,018,790 km (0.106 R)
• M31: 16,243,786 km (0.075 R)
• M32: 16,810,911 km (0.068 R)
• M33: 17,789,730 km (0.107 R)
• M34: 18,022,803 km (0.12 R)
• M35: 19,562,016 km (0.105 R)
• M36: 19,923,295 km (0.112 R)
• M37: 20,774,507 km (0.073 R)
• M38: 22,073,764 km (0.071 R)
• M39: 22,512,684 km (0.111 R)
• M40: 23,335,323 km (0.12 R)
• M41: 23,782,471 km (0.114 R)
• M42: 24,490,817 km (0.085 R)
• M43: 26,590,423 km (0.085 R)
• M44: 26,723,565 km (0.11 R)
• M45: 27,057,318 km (0.087 R)
• M46: 27,191,208 km (0.075 R)
• M47: 30,331,716 km (0.092 R)
• M48: 30,889,417 km (0.105 R)
• M49: 30,959,429 km (0.07 R)
• M50: 31,450,559 km (0.108 R)
• M51: 32,015,141 km (0.03 R)
• M52: 33,225,837 km (0.119 R)
• M53: 34,451,642 km (0.116 R)
• M54: 34,887,719 km (0.108 R)
• M55: 35,545,352 km (0.029 R)
• M56: 38,066,375 km (0.115 R)
• M57: 38,141,473 km (0.086 R)
• M58: 38,668,058 km (0.117 R)
• M59: 39,804,403 km (0.073 R)
• M60: 39,880,548 km (0.054 R)
• M61: 39,956,694 km (0.025 R)
• M62: 41,182,499 km (0.098 R)
• M63: 41,259,542 km (0.081 R)
• M64: 41,336,584 km (0.05 R)
• M65: 41,413,627 km (0.051 R)
• M66: 43,044,095 km (0.115 R)
• M67: 43,513,832 km (0.078 R)
• M68: 44,774,643 km (0.076 R)
• M69: 44,933,216 km (0.12 R)
• M70: 45,171,227 km (0.115 R)
• M71: 47,009,934 km (0.108 R)
• M72: 48,059,962 km (0.116 R)
• M73: 48,222,275 km (0.089 R)
• M74: 48,547,351 km (0.069 R)
• M75: 49,281,279 km (0.079 R)
• M76: 50,018,946 km (0.062 R)
• M77: 50,925,359 km (0.097 R)
• M78: 52,754,792 km (0.114 R)
• M79: 52,838,417 km (0.113 R)
• M80: 53,005,817 km (0.109 R)
• M81: 54,183,002 km (0.096 R)
• M82: 55,368,715 km (0.119 R)
• M83: 56,648,525 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.8

Radius: 9.1

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 10.26 AU - 12.72 AU

Year: 13817 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 16,561,592 km

• M1: 163,211 km (0.042 R)
• M2: 688,898 km (0.051 R)
• M3: 796,908 km (0.082 R)
• M4: 1,400,834 km (0.055 R)
• M5: 1,475,484 km (0.099 R)
• M6: 1,764,357 km (0.115 R)
• M7: 1,927,569 km (0.119 R)
• M8: 2,331,632 km (0.119 R)
• M9: 3,533,651 km (0.11 R)
• M10: 4,638,282 km (0.04 R)
• M11: 5,497,871 km (0.073 R)
• M12: 6,245,412 km (0.071 R)
• M13: 6,767,508 km (0.037 R)
• M14: 7,024,667 km (0.098 R)
• M15: 9,953,494 km (0.119 R)
• M16: 10,372,219 km (0.079 R)
• M17: 10,839,563 km (0.027 R)
• M18: 11,553,294 km (0.044 R)
• M19: 13,877,147 km (0.081 R)
• M20: 14,817,519 km (0.089 R)
• M21: 14,960,385 km (0.066 R)
• M22: 15,391,676 km (0.107 R)
• M23: 15,560,423 km (0.116 R)
• M24: 16,168,388 km (0.114 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 17,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit