🌌 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: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.42 AU - 0.68 AU

Year: 155 Days

Day: 35.9 Hours

Environment

Temp: 188 °C

Axial Tilt: 107.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 55,916,088 km

• M1: 119,379 km (0.115 R)
• M2: 153,787 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.39 AU - 1.47 AU

Year: 651 Days

Day: 23.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.92 AU - 2.9 AU

Year: 1425 Days

Day: 35.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.39 AU - 3.13 AU

Year: 1746 Days

Day: 30.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,916,088 km

• M1: 215,122 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.84 AU - 3.44 AU

Year: 2119 Days

Day: 41.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,916,088 km

• M1: 1,551,629 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.97 AU - 3.99 AU

Year: 2472 Days

Day: 32.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,916,088 km

• M1: 682,316 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.5

Radius: 9.1

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.45 AU - 7.17 AU

Year: 6036 Days

Day: 14.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 55,916,088 km

• M1: 151,393 km (0.031 R)
• M2: 238,010 km (0.111 R)
• M3: 620,382 km (0.091 R)
• M4: 689,796 km (0.086 R)
• M5: 837,150 km (0.078 R)
• M6: 946,805 km (0.099 R)
• M7: 1,044,941 km (0.106 R)
• M8: 1,216,081 km (0.062 R)
• M9: 1,415,345 km (0.105 R)
• M10: 1,684,173 km (0.095 R)
• M11: 1,886,280 km (0.071 R)
• M12: 2,053,829 km (0.114 R)
• M13: 2,270,148 km (0.096 R)
• M14: 2,358,710 km (0.117 R)
• M15: 2,608,538 km (0.062 R)
• M16: 2,701,588 km (0.111 R)
• M17: 4,868,364 km (0.12 R)
• M18: 5,422,773 km (0.066 R)
• M19: 6,213,996 km (0.032 R)
• M20: 6,401,742 km (0.103 R)
• M21: 6,622,997 km (0.089 R)
• M22: 7,073,436 km (0.041 R)
• M23: 7,666,891 km (0.069 R)
• M24: 7,801,080 km (0.118 R)
• M25: 8,003,636 km (0.046 R)
• M26: 9,077,898 km (0.112 R)
• M27: 9,867,625 km (0.093 R)
• M28: 10,013,633 km (0.102 R)
• M29: 10,086,786 km (0.1 R)
• M30: 11,473,857 km (0.057 R)
• M31: 11,550,601 km (0.054 R)
• M32: 12,131,041 km (0.044 R)
• M33: 12,287,520 km (0.067 R)
• M34: 12,562,780 km (0.083 R)
• M35: 13,603,234 km (0.051 R)
• M36: 13,725,156 km (0.047 R)
• M37: 14,010,888 km (0.109 R)
• M38: 14,216,136 km (0.114 R)
• M39: 14,712,801 km (0.115 R)
• M40: 14,838,014 km (0.082 R)
• M41: 14,963,377 km (0.097 R)
• M42: 15,173,263 km (0.094 R)
• M43: 15,426,383 km (0.118 R)
• M44: 15,680,849 km (0.119 R)
• M45: 15,936,811 km (0.098 R)
• M46: 16,582,625 km (0.063 R)
• M47: 16,799,691 km (0.062 R)
• M48: 16,974,122 km (0.114 R)
• M49: 17,810,823 km (0.062 R)
• M50: 17,899,684 km (0.103 R)
• M51: 19,295,881 km (0.115 R)
• M52: 20,261,386 km (0.057 R)
• M53: 20,679,961 km (0.089 R)
• M54: 20,820,134 km (0.083 R)
• M55: 21,478,514 km (0.117 R)
• M56: 21,905,317 km (0.117 R)
• M57: 22,671,109 km (0.104 R)
• M58: 22,815,620 km (0.103 R)
• M59: 23,299,719 km (0.068 R)
• M60: 24,327,157 km (0.107 R)
• M61: 24,573,993 km (0.119 R)
• M62: 24,673,027 km (0.049 R)
• M63: 24,920,911 km (0.088 R)
• M64: 25,070,210 km (0.053 R)
• M65: 26,072,366 km (0.09 R)
• M66: 26,173,344 km (0.094 R)
• M67: 27,189,862 km (0.036 R)
• M68: 27,754,444 km (0.109 R)
• M69: 28,064,112 km (0.096 R)
• M70: 28,530,708 km (0.115 R)
• M71: 29,209,134 km (0.05 R)
• M72: 29,366,511 km (0.111 R)
• M73: 29,471,529 km (0.09 R)
• M74: 30,104,328 km (0.102 R)
• M75: 31,008,647 km (0.101 R)
• M76: 31,490,950 km (0.119 R)
• M77: 33,444,848 km (0.054 R)
• M78: 33,664,458 km (0.038 R)
• M79: 33,884,367 km (0.062 R)
• M80: 34,270,628 km (0.088 R)
• M81: 34,824,739 km (0.088 R)
• M82: 35,270,241 km (0.077 R)
• M83: 35,605,640 km (0.119 R)
• M84: 37,412,034 km (0.096 R)
• M85: 37,469,031 km (0.045 R)
• M86: 37,868,307 km (0.041 R)
• M87: 37,982,600 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.8

Radius: 3

Gravity: 106.53 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 14.6 AU - 19.2 AU

Year: 26456 Days

Day: 21.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 55,916,088 km

• M1: 54,154 km (0.089 R)
• M2: 97,388 km (0.048 R)
• M3: 155,582 km (0.108 R)
• M4: 244,742 km (0.113 R)
• M5: 371,900 km (0.108 R)
• M6: 826,977 km (0.047 R)
• M7: 888,462 km (0.074 R)
• M8: 1,082,041 km (0.06 R)
• M9: 1,506,600 km (0.108 R)
• M10: 1,581,997 km (0.062 R)
• M11: 1,815,370 km (0.069 R)
• M12: 2,227,961 km (0.104 R)
• M13: 2,489,009 km (0.077 R)
• M14: 3,328,253 km (0.091 R)
• M15: 3,475,907 km (0.091 R)
• M16: 3,575,688 km (0.117 R)
• M17: 3,777,795 km (0.104 R)
• M18: 4,514,116 km (0.118 R)
• M19: 4,568,420 km (0.113 R)
• M20: 5,066,431 km (0.08 R)
• M21: 5,639,840 km (0.108 R)
• M22: 5,698,332 km (0.101 R)
• M23: 6,113,167 km (0.08 R)
• M24: 6,599,061 km (0.116 R)
• M25: 6,660,696 km (0.09 R)
• M26: 8,662,913 km (0.113 R)
• M27: 10,689,217 km (0.116 R)
• M28: 11,199,345 km (0.094 R)
• M29: 11,791,903 km (0.106 R)
• M30: 14,903,538 km (0.03 R)
• M31: 16,214,913 km (0.106 R)
• M32: 16,298,090 km (0.111 R)
• M33: 18,858,308 km (0.111 R)
• M34: 20,095,183 km (0.11 R)
• M35: 20,363,561 km (0.036 R)
• M36: 20,813,552 km (0.047 R)
• M37: 21,723,406 km (0.099 R)
• M38: 22,368,023 km (0.07 R)
• M39: 24,053,991 km (0.067 R)
• M40: 24,529,563 km (0.092 R)
• M41: 26,658,640 km (0.091 R)
• M42: 28,644,851 km (0.036 R)
• M43: 32,862,463 km (0.061 R)
• M44: 34,026,634 km (0.105 R)
• M45: 36,394,918 km (0.105 R)
• M46: 37,159,513 km (0.096 R)
• M47: 38,482,706 km (0.101 R)
• M48: 38,593,558 km (0.093 R)
• M49: 40,158,052 km (0.115 R)
• M50: 41,971,328 km (0.107 R)
• M51: 42,887,914 km (0.088 R)
• M52: 43,811,083 km (0.062 R)
• M53: 45,325,013 km (0.12 R)
• M54: 45,676,867 km (0.083 R)
• M55: 46,737,816 km (0.107 R)
• M56: 47,093,260 km (0.08 R)
• M57: 51,061,792 km (0.099 R)
• M58: 51,672,301 km (0.088 R)
• M59: 56,391,067 km (0.041 R)
• M60: 57,782,477 km (0.082 R)
• M61: 58,929,294 km (0.086 R)
• M62: 60,083,591 km (0.055 R)
• M63: 60,212,245 km (0.114 R)
• M64: 62,805,824 km (0.086 R)
• M65: 63,328,818 km (0.092 R)
• M66: 63,984,804 km (0.051 R)
• M67: 64,116,151 km (0.112 R)
• M68: 64,511,090 km (0.1 R)
• M69: 64,774,831 km (0.104 R)
• M70: 65,303,211 km (0.108 R)
• M71: 66,897,176 km (0.112 R)
• M72: 67,164,058 km (0.061 R)
• M73: 67,565,130 km (0.1 R)
• M74: 70,123,403 km (0.085 R)
• M75: 71,209,933 km (0.077 R)
• M76: 74,502,881 km (0.073 R)
• M77: 75,056,543 km (0.031 R)
• M78: 75,472,724 km (0.084 R)
• M79: 76,446,606 km (0.032 R)
• M80: 77,144,929 km (0.112 R)
• M81: 77,284,803 km (0.119 R)
• M82: 78,829,252 km (0.087 R)
• M83: 78,970,173 km (0.046 R)
• M84: 79,111,094 km (0.111 R)
• M85: 80,525,691 km (0.057 R)
• M86: 86,411,919 km (0.069 R)
• M87: 89,186,361 km (0.081 R)
• M88: 90,363,247 km (0.096 R)
• M89: 91,693,322 km (0.117 R)
• M90: 92,583,579 km (0.114 R)
• M91: 94,522,517 km (0.119 R)
• M92: 94,822,012 km (0.104 R)
• M93: 98,895,712 km (0.116 R)
• M94: 99,199,694 km (0.089 R)
• M95: 99,808,707 km (0.045 R)
• M96: 102,103,389 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.1

Radius: 6.2

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.63 AU - 20.41 AU

Year: 26738 Days

Day: 17.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 55,916,088 km

• M1: 169,644 km (0.11 R)
• M2: 837,000 km (0.05 R)
• M3: 897,737 km (0.097 R)
• M4: 1,133,503 km (0.04 R)
• M5: 1,436,588 km (0.109 R)
• M6: 1,485,357 km (0.115 R)
• M7: 1,559,707 km (0.111 R)
• M8: 1,949,859 km (0.09 R)
• M9: 2,058,915 km (0.098 R)
• M10: 2,846,847 km (0.104 R)
• M11: 3,064,961 km (0.098 R)
• M12: 3,160,255 km (0.095 R)
• M13: 3,353,535 km (0.06 R)
• M14: 3,584,066 km (0.074 R)
• M15: 3,956,564 km (0.047 R)
• M16: 4,025,529 km (0.083 R)
• M17: 4,095,092 km (0.103 R)
• M18: 4,200,110 km (0.062 R)
• M19: 4,376,935 km (0.075 R)
• M20: 4,556,302 km (0.072 R)
• M21: 4,665,210 km (0.115 R)
• M22: 4,848,467 km (0.11 R)
• M23: 4,959,618 km (0.106 R)
• M24: 5,260,011 km (0.108 R)
• M25: 5,604,983 km (0.092 R)
• M26: 6,316,920 km (0.071 R)
• M27: 6,601,455 km (0.091 R)
• M28: 7,651,482 km (0.116 R)
• M29: 8,261,842 km (0.12 R)
• M30: 8,933,087 km (0.069 R)
• M31: 9,855,209 km (0.07 R)
• M32: 10,327,489 km (0.077 R)
• M33: 10,566,397 km (0.058 R)
• M34: 10,855,569 km (0.113 R)
• M35: 11,098,516 km (0.086 R)
• M36: 11,688,830 km (0.093 R)
• M37: 11,788,312 km (0.119 R)
• M38: 12,593,448 km (0.104 R)
• M39: 12,746,337 km (0.045 R)
• M40: 13,416,236 km (0.09 R)
• M41: 14,256,378 km (0.077 R)
• M42: 15,167,579 km (0.071 R)
• M43: 15,330,341 km (0.106 R)
• M44: 16,152,680 km (0.07 R)
• M45: 16,208,032 km (0.07 R)
• M46: 16,653,085 km (0.09 R)
• M47: 16,933,133 km (0.093 R)
• M48: 17,158,427 km (0.113 R)
• M49: 19,641,752 km (0.111 R)
• M50: 20,056,587 km (0.071 R)
• M51: 20,414,425 km (0.102 R)
• M52: 24,170,079 km (0.055 R)
• M53: 24,741,992 km (0.119 R)
• M54: 26,484,209 km (0.081 R)
• M55: 27,601,256 km (0.117 R)
• M56: 28,599,672 km (0.118 R)
• M57: 29,271,815 km (0.108 R)
• M58: 34,904,624 km (0.101 R)
• M59: 36,345,551 km (0.041 R)
• M60: 36,636,070 km (0.064 R)
• M61: 36,854,483 km (0.107 R)
• M62: 36,927,486 km (0.036 R)
• M63: 37,879,527 km (0.068 R)
• M64: 38,469,392 km (0.106 R)
• M65: 38,913,847 km (0.11 R)
• M66: 39,359,948 km (0.092 R)
• M67: 39,508,947 km (0.104 R)
• M68: 39,658,246 km (0.106 R)
• M69: 39,957,292 km (0.119 R)
• M70: 40,934,615 km (0.11 R)
• M71: 43,296,466 km (0.098 R)
• M72: 43,604,488 km (0.066 R)
• M73: 44,145,135 km (0.062 R)
• M74: 44,455,251 km (0.109 R)
• M75: 52,845,897 km (0.057 R)
• M76: 53,175,012 km (0.066 R)
• M77: 54,332,301 km (0.076 R)
• M78: 54,415,178 km (0.095 R)
• M79: 54,498,205 km (0.056 R)
• M80: 54,664,408 km (0.112 R)
• M81: 55,916,094 km (0.085 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: 391 - 13,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit