🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.57 AU - 0.61 AU

Year: 166 Days

Day: 14.2 Hours

Environment

Temp: 175 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 116,555,816 km

• M1: 563,086 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.75 AU - 0.95 AU

Year: 288 Days

Day: 18.1 Hours

Environment

Temp: 104 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 116,555,816 km

• M1: 464,352 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.75 AU - 1.19 AU

Year: 351 Days

Day: 28.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 116,555,816 km

• M1: 52,658 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.77 AU - 2.77 AU

Year: 1255 Days

Day: 42.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 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: 2.15 AU - 2.77 AU

Year: 1416 Days

Day: 32.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,555,816 km

• M1: 585,526 km (0.067 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.52 AU - 4.32 AU

Year: 2849 Days

Day: 32.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.8

Radius: 9

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.77 AU - 10.59 AU

Year: 10210 Days

Day: 6.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 53.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 116,555,816 km

• M1: 149,747 km (0.104 R)
• M2: 229,184 km (0.082 R)
• M3: 373,247 km (0.09 R)
• M4: 1,092,064 km (0.093 R)
• M5: 1,198,877 km (0.056 R)
• M6: 1,377,348 km (0.117 R)
• M7: 1,469,949 km (0.095 R)
• M8: 1,810,583 km (0.104 R)
• M9: 2,068,939 km (0.112 R)
• M10: 2,795,386 km (0.109 R)
• M11: 3,033,845 km (0.09 R)
• M12: 3,216,953 km (0.098 R)
• M13: 3,278,886 km (0.118 R)
• M14: 3,530,510 km (0.057 R)
• M15: 4,220,754 km (0.089 R)
• M16: 4,668,650 km (0.08 R)
• M17: 4,951,989 km (0.084 R)
• M18: 5,131,955 km (0.082 R)
• M19: 5,759,817 km (0.107 R)
• M20: 7,006,566 km (0.087 R)
• M21: 7,536,142 km (0.063 R)
• M22: 7,994,510 km (0.112 R)
• M23: 8,163,406 km (0.067 R)
• M24: 8,763,892 km (0.094 R)
• M25: 9,289,878 km (0.032 R)
• M26: 9,467,600 km (0.104 R)
• M27: 9,556,761 km (0.072 R)
• M28: 9,646,370 km (0.12 R)
• M29: 11,352,384 km (0.057 R)
• M30: 11,589,945 km (0.091 R)
• M31: 12,021,834 km (0.086 R)
• M32: 12,312,802 km (0.063 R)
• M33: 13,000,504 km (0.086 R)
• M34: 13,599,942 km (0.116 R)
• M35: 13,852,314 km (0.061 R)
• M36: 14,413,156 km (0.049 R)
• M37: 15,033,389 km (0.1 R)
• M38: 15,715,107 km (0.07 R)
• M39: 16,139,665 km (0.093 R)
• M40: 16,406,997 km (0.071 R)
• M41: 16,837,689 km (0.117 R)
• M42: 18,041,204 km (0.115 R)
• M43: 18,318,558 km (0.094 R)
• M44: 18,429,859 km (0.076 R)
• M45: 18,709,308 km (0.113 R)
• M46: 19,955,159 km (0.082 R)
• M47: 20,012,455 km (0.098 R)
• M48: 20,761,940 km (0.099 R)
• M49: 22,884,884 km (0.091 R)
• M50: 23,365,991 km (0.077 R)
• M51: 24,521,933 km (0.06 R)
• M52: 25,137,828 km (0.107 R)
• M53: 25,199,761 km (0.109 R)
• M54: 25,509,878 km (0.056 R)
• M55: 26,384,876 km (0.109 R)
• M56: 26,447,707 km (0.108 R)
• M57: 26,573,668 km (0.048 R)
• M58: 26,826,040 km (0.069 R)
• M59: 27,333,326 km (0.115 R)
• M60: 28,228,520 km (0.027 R)
• M61: 29,720,160 km (0.067 R)
• M62: 29,785,534 km (0.03 R)
• M63: 31,637,107 km (0.108 R)
• M64: 31,770,848 km (0.107 R)
• M65: 32,172,967 km (0.061 R)
• M66: 34,140,328 km (0.089 R)
• M67: 34,552,321 km (0.116 R)
• M68: 36,356,172 km (0.078 R)
• M69: 37,058,085 km (0.117 R)
• M70: 37,340,077 km (0.083 R)
• M71: 37,410,837 km (0.076 R)
• M72: 38,404,167 km (0.084 R)
• M73: 38,546,734 km (0.073 R)
• M74: 39,549,937 km (0.115 R)
• M75: 40,998,044 km (0.112 R)
• M76: 42,906,315 km (0.112 R)
• M77: 43,871,371 km (0.092 R)
• M78: 44,244,318 km (0.118 R)
• M79: 44,993,654 km (0.074 R)
• M80: 45,068,752 km (0.111 R)
• M81: 46,885,169 km (0.065 R)
• M82: 48,032,436 km (0.089 R)
• M83: 48,109,179 km (0.115 R)
• M84: 48,262,966 km (0.042 R)
• M85: 48,416,902 km (0.087 R)
• M86: 49,654,076 km (0.119 R)
• M87: 49,965,090 km (0.074 R)
• M88: 50,120,822 km (0.078 R)
• M89: 50,510,823 km (0.086 R)
• M90: 51,058,501 km (0.077 R)
• M91: 51,765,501 km (0.11 R)
• M92: 52,317,667 km (0.106 R)
• M93: 52,634,066 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.4

Radius: 14.3

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.4 AU - 11.8 AU

Year: 11783 Days

Day: 9.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 116,555,816 km

• M1: 204,650 km (0.112 R)
• M2: 462,706 km (0.067 R)
• M3: 555,606 km (0.065 R)
• M4: 710,291 km (0.106 R)
• M5: 1,025,793 km (0.072 R)
• M6: 1,974,991 km (0.068 R)
• M7: 2,340,459 km (0.068 R)
• M8: 2,636,363 km (0.091 R)
• M9: 2,976,250 km (0.11 R)
• M10: 3,200,048 km (0.104 R)
• M11: 3,297,735 km (0.115 R)
• M12: 3,396,470 km (0.085 R)
• M13: 3,870,396 km (0.117 R)
• M14: 4,293,459 km (0.046 R)
• M15: 4,694,531 km (0.047 R)
• M16: 5,069,722 km (0.108 R)
• M17: 6,131,418 km (0.093 R)
• M18: 6,253,640 km (0.077 R)
• M19: 6,376,609 km (0.09 R)
• M20: 6,708,717 km (0.091 R)
• M21: 6,919,051 km (0.084 R)
• M22: 7,217,349 km (0.112 R)
• M23: 7,346,602 km (0.117 R)
• M24: 7,563,519 km (0.072 R)
• M25: 7,782,680 km (0.095 R)
• M26: 8,863,823 km (0.056 R)
• M27: 9,048,726 km (0.106 R)
• M28: 9,281,501 km (0.032 R)
• M29: 9,848,477 km (0.068 R)
• M30: 9,944,070 km (0.09 R)
• M31: 10,769,102 km (0.054 R)
• M32: 11,115,271 km (0.074 R)
• M33: 11,264,720 km (0.06 R)
• M34: 12,329,857 km (0.103 R)
• M35: 13,005,291 km (0.082 R)
• M36: 13,374,050 km (0.111 R)
• M37: 14,068,034 km (0.075 R)
• M38: 14,993,297 km (0.101 R)
• M39: 15,546,809 km (0.077 R)
• M40: 15,882,058 km (0.085 R)
• M41: 16,050,655 km (0.114 R)
• M42: 16,788,023 km (0.093 R)
• M43: 16,902,315 km (0.092 R)
• M44: 17,362,628 km (0.049 R)
• M45: 17,594,355 km (0.063 R)
• M46: 17,827,129 km (0.113 R)
• M47: 18,002,309 km (0.085 R)
• M48: 19,967,426 km (0.071 R)
• M49: 20,149,487 km (0.068 R)
• M50: 21,501,104 km (0.102 R)
• M51: 24,162,001 km (0.053 R)
• M52: 24,356,029 km (0.079 R)
• M53: 24,745,732 km (0.096 R)
• M54: 25,596,944 km (0.086 R)
• M55: 27,395,559 km (0.098 R)
• M56: 28,139,958 km (0.048 R)
• M57: 28,822,573 km (0.085 R)
• M58: 29,372,495 km (0.03 R)
• M59: 30,134,397 km (0.063 R)
• M60: 31,465,668 km (0.098 R)
• M61: 32,102,955 km (0.072 R)
• M62: 32,387,640 km (0.089 R)
• M63: 32,673,073 km (0.117 R)
• M64: 35,646,929 km (0.081 R)
• M65: 36,385,344 km (0.112 R)
• M66: 37,203,494 km (0.107 R)
• M67: 38,178,125 km (0.119 R)
• M68: 39,161,132 km (0.115 R)
• M69: 40,612,980 km (0.067 R)
• M70: 44,675,459 km (0.093 R)
• M71: 46,593,753 km (0.105 R)
• M72: 48,131,469 km (0.086 R)
• M73: 48,620,505 km (0.066 R)
• M74: 48,865,696 km (0.119 R)
• M75: 49,768,070 km (0.034 R)
• M76: 50,097,485 km (0.096 R)
• M77: 50,675,830 km (0.056 R)
• M78: 53,179,649 km (0.091 R)
• M79: 54,531,416 km (0.101 R)
• M80: 56,666,177 km (0.066 R)
• M81: 57,268,758 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161

Radius: 3.4

Gravity: 13.93 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 13.36 AU - 15.96 AU

Year: 20605 Days

Day: 21.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 116,555,816 km

• M1: 130,150 km (0.083 R)
• M2: 209,287 km (0.072 R)
• M3: 329,115 km (0.094 R)
• M4: 609,761 km (0.045 R)
• M5: 763,248 km (0.099 R)
• M6: 1,165,966 km (0.082 R)
• M7: 1,764,507 km (0.081 R)
• M8: 2,056,522 km (0.102 R)
• M9: 2,157,351 km (0.106 R)
• M10: 2,259,676 km (0.119 R)
• M11: 2,522,370 km (0.106 R)
• M12: 2,991,060 km (0.106 R)
• M13: 3,133,926 km (0.039 R)
• M14: 3,456,010 km (0.11 R)
• M15: 3,636,275 km (0.115 R)
• M16: 4,354,944 km (0.091 R)
• M17: 5,218,123 km (0.044 R)
• M18: 5,704,316 km (0.026 R)
• M19: 6,460,234 km (0.114 R)
• M20: 6,868,637 km (0.108 R)
• M21: 6,906,186 km (0.079 R)
• M22: 7,400,457 km (0.063 R)
• M23: 7,516,096 km (0.103 R)
• M24: 7,984,786 km (0.074 R)
• M25: 9,740,018 km (0.052 R)
• M26: 9,866,877 km (0.036 R)
• M27: 10,293,381 km (0.106 R)
• M28: 10,856,766 km (0.109 R)
• M29: 11,076,077 km (0.106 R)
• M30: 11,208,471 km (0.117 R)
• M31: 11,563,766 km (0.054 R)
• M32: 12,376,980 km (0.115 R)
• M33: 13,583,636 km (0.048 R)
• M34: 13,630,760 km (0.103 R)
• M35: 14,200,877 km (0.112 R)
• M36: 14,924,332 km (0.093 R)
• M37: 15,119,258 km (0.092 R)
• M38: 15,315,082 km (0.113 R)
• M39: 15,511,803 km (0.091 R)
• M40: 16,256,651 km (0.1 R)
• M41: 16,406,997 km (0.059 R)
• M42: 16,860,877 km (0.085 R)
• M43: 18,298,961 km (0.105 R)
• M44: 20,528,717 km (0.118 R)
• M45: 20,745,485 km (0.109 R)
• M46: 21,951,393 km (0.087 R)
• M47: 22,006,744 km (0.116 R)
• M48: 22,284,099 km (0.032 R)
• M49: 22,786,448 km (0.091 R)
• M50: 23,236,140 km (0.07 R)
• M51: 24,029,906 km (0.03 R)
• M52: 24,948,138 km (0.051 R)
• M53: 25,527,680 km (0.056 R)
• M54: 26,759,319 km (0.069 R)
• M55: 28,491,662 km (0.1 R)
• M56: 29,585,073 km (0.044 R)
• M57: 31,812,586 km (0.082 R)
• M58: 32,000,630 km (0.11 R)
• M59: 33,200,106 km (0.049 R)
• M60: 33,773,514 km (0.119 R)
• M61: 35,968,714 km (0.109 R)
• M62: 36,033,938 km (0.078 R)
• M63: 36,491,857 km (0.08 R)
• M64: 36,688,728 km (0.109 R)
• M65: 39,683,528 km (0.116 R)
• M66: 41,654,630 km (0.079 R)
• M67: 43,101,690 km (0.107 R)
• M68: 43,726,859 km (0.063 R)
• M69: 43,935,997 km (0.105 R)
• M70: 44,565,206 km (0.11 R)
• M71: 44,635,217 km (0.117 R)
• M72: 45,267,867 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.3

Radius: 7.1

Gravity: 18.59 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 15.82 AU - 23.84 AU

Year: 32416 Days

Day: 19.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 116,555,816 km

• M1: 98,735 km (0.099 R)
• M2: 156,479 km (0.105 R)
• M3: 417,677 km (0.055 R)
• M4: 633,996 km (0.113 R)
• M5: 724,054 km (0.118 R)
• M6: 850,913 km (0.106 R)
• M7: 1,126,771 km (0.078 R)
• M8: 1,390,512 km (0.048 R)
• M9: 1,469,350 km (0.03 R)
• M10: 1,549,834 km (0.068 R)
• M11: 2,018,374 km (0.098 R)
• M12: 3,180,600 km (0.117 R)
• M13: 3,498,645 km (0.092 R)
• M14: 5,929,611 km (0.107 R)
• M15: 6,320,510 km (0.086 R)
• M16: 6,386,333 km (0.109 R)
• M17: 7,823,520 km (0.072 R)
• M18: 8,179,862 km (0.094 R)
• M19: 8,323,925 km (0.097 R)
• M20: 8,614,593 km (0.073 R)
• M21: 9,205,954 km (0.074 R)
• M22: 9,506,496 km (0.114 R)
• M23: 11,057,078 km (0.038 R)
• M24: 13,867,723 km (0.102 R)
• M25: 14,039,611 km (0.067 R)
• M26: 14,472,397 km (0.06 R)
• M27: 14,559,463 km (0.102 R)
• M28: 17,622,480 km (0.076 R)
• M29: 18,465,464 km (0.029 R)
• M30: 19,996,448 km (0.111 R)
• M31: 20,288,014 km (0.091 R)
• M32: 20,777,050 km (0.115 R)
• M33: 20,875,336 km (0.066 R)
• M34: 20,973,771 km (0.098 R)
• M35: 21,369,158 km (0.109 R)
• M36: 24,931,532 km (0.095 R)
• M37: 25,035,952 km (0.075 R)
• M38: 27,048,043 km (0.119 R)
• M39: 27,370,576 km (0.045 R)
• M40: 28,782,481 km (0.088 R)
• M41: 29,884,568 km (0.044 R)
• M42: 30,217,872 km (0.025 R)
• M43: 32,471,415 km (0.065 R)
• M44: 36,661,950 km (0.053 R)
• M45: 37,855,741 km (0.104 R)
• M46: 40,526,811 km (0.034 R)
• M47: 41,018,988 km (0.094 R)
• M48: 41,885,010 km (0.112 R)
• M49: 42,757,016 km (0.117 R)
• M50: 43,383,532 km (0.036 R)
• M51: 43,635,006 km (0.103 R)
• M52: 44,645,839 km (0.115 R)
• M53: 48,634,567 km (0.116 R)
• M54: 48,765,166 km (0.044 R)
• M55: 49,419,657 km (0.093 R)
• M56: 51,400,781 km (0.067 R)
• M57: 52,200,382 km (0.105 R)
• M58: 52,735,793 km (0.067 R)
• M59: 53,004,171 km (0.081 R)
• M60: 54,488,332 km (0.076 R)
• M61: 56,946,374 km (0.083 R)
• M62: 57,773,800 km (0.109 R)
• M63: 58,466,289 km (0.041 R)
• M64: 59,719,620 km (0.098 R)
• M65: 62,111,241 km (0.066 R)
• M66: 63,532,720 km (0.087 R)
• M67: 64,964,820 km (0.047 R)
• M68: 65,108,584 km (0.114 R)
• M69: 65,540,622 km (0.08 R)
• M70: 65,973,708 km (0.069 R)
• M71: 66,842,423 km (0.115 R)
• M72: 69,913,069 km (0.087 R)
• M73: 72,730,446 km (0.101 R)
• M74: 73,178,790 km (0.11 R)
• M75: 75,433,829 km (0.109 R)
• M76: 76,038,952 km (0.099 R)
• M77: 85,780,466 km (0.085 R)
• M78: 87,045,316 km (0.087 R)
• M79: 88,475,621 km (0.1 R)
• M80: 88,794,415 km (0.084 R)
• M81: 89,273,577 km (0.102 R)
• M82: 92,812,763 km (0.08 R)
• M83: 92,974,777 km (0.048 R)
• M84: 93,298,956 km (0.096 R)
• M85: 97,877,249 km (0.098 R)
• M86: 100,692,382 km (0.112 R)
• M87: 102,863,047 km (0.073 R)
• M88: 107,250,453 km (0.062 R)
• M89: 110,152,054 km (0.096 R)
• M90: 111,182,334 km (0.085 R)
• M91: 116,555,890 km (0.093 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 19,562 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit