🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.54 AU - 0.74 AU

Year: 186 Days

Day: 31.3 Hours

Environment

Temp: 163 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.76 AU - 1.1 AU

Year: 326 Days

Day: 31.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.12 AU - 2.54 AU

Year: 1293 Days

Day: 44.2 Hours

Environment

Temp: -72 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,318,452 km

• M1: 876,344 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.84 AU - 2.98 AU

Year: 1360 Days

Day: 24.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,318,452 km

• M1: 1,019,210 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.17 AU - 2.67 AU

Year: 1368 Days

Day: 19.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.99 AU - 3.91 AU

Year: 2329 Days

Day: 37.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,318,452 km

• M1: 844,929 km (0.113 R)
• M2: 1,289,234 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.4

Radius: 12.1

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.67 AU - 7.81 AU

Year: 6359 Days

Day: 6.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 52,318,452 km

• M1: 176,077 km (0.078 R)
• M2: 260,450 km (0.1 R)
• M3: 349,760 km (0.112 R)
• M4: 520,002 km (0.094 R)
• M5: 624,422 km (0.114 R)
• M6: 737,368 km (0.109 R)
• M7: 841,488 km (0.077 R)
• M8: 933,940 km (0.092 R)
• M9: 1,039,107 km (0.112 R)
• M10: 1,223,860 km (0.094 R)
• M11: 1,658,592 km (0.052 R)
• M12: 1,978,432 km (0.12 R)
• M13: 2,198,790 km (0.099 R)
• M14: 2,575,926 km (0.11 R)
• M15: 3,013,200 km (0.078 R)
• M16: 3,487,874 km (0.049 R)
• M17: 3,726,932 km (0.118 R)
• M18: 3,870,247 km (0.05 R)
• M19: 4,044,528 km (0.106 R)
• M20: 4,296,002 km (0.111 R)
• M21: 4,537,453 km (0.11 R)
• M22: 4,644,565 km (0.088 R)
• M23: 4,783,542 km (0.12 R)
• M24: 5,482,463 km (0.075 R)
• M25: 5,877,401 km (0.038 R)
• M26: 6,011,142 km (0.111 R)
• M27: 6,128,875 km (0.119 R)
• M28: 6,452,605 km (0.111 R)
• M29: 7,028,258 km (0.105 R)
• M30: 8,116,881 km (0.086 R)
• M31: 8,567,021 km (0.075 R)
• M32: 8,642,867 km (0.106 R)
• M33: 8,871,603 km (0.1 R)
• M34: 9,102,582 km (0.109 R)
• M35: 9,747,648 km (0.09 R)
• M36: 10,145,877 km (0.102 R)
• M37: 10,468,261 km (0.065 R)
• M38: 10,896,559 km (0.112 R)
• M39: 11,330,543 km (0.064 R)
• M40: 11,686,137 km (0.099 R)
• M41: 11,770,360 km (0.107 R)
• M42: 12,322,676 km (0.059 R)
• M43: 12,451,330 km (0.117 R)
• M44: 12,537,349 km (0.042 R)
• M45: 12,883,369 km (0.042 R)
• M46: 12,970,435 km (0.081 R)
• M47: 14,186,665 km (0.1 R)
• M48: 14,751,547 km (0.101 R)
• M49: 15,002,422 km (0.045 R)
• M50: 15,346,797 km (0.113 R)
• M51: 15,508,512 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.8

Radius: 7

Gravity: 11.91 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 14.14 AU - 15.44 AU

Year: 20672 Days

Day: 19 Hours

Environment

Temp: -184 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 52,318,452 km

• M1: 209,138 km (0.039 R)
• M2: 295,456 km (0.078 R)
• M3: 360,980 km (0.112 R)
• M4: 508,782 km (0.104 R)
• M5: 1,196,783 km (0.107 R)
• M6: 1,816,717 km (0.075 R)
• M7: 1,912,459 km (0.099 R)
• M8: 2,959,644 km (0.109 R)
• M9: 3,659,912 km (0.114 R)
• M10: 4,154,183 km (0.049 R)
• M11: 4,538,650 km (0.086 R)
• M12: 4,801,344 km (0.116 R)
• M13: 5,250,137 km (0.114 R)
• M14: 5,295,765 km (0.114 R)
• M15: 6,043,604 km (0.09 R)
• M16: 6,381,247 km (0.055 R)
• M17: 6,478,785 km (0.105 R)
• M18: 6,923,988 km (0.098 R)
• M19: 7,024,368 km (0.039 R)
• M20: 7,125,047 km (0.055 R)
• M21: 7,533,001 km (0.111 R)
• M22: 7,844,015 km (0.072 R)
• M23: 8,106,260 km (0.117 R)
• M24: 8,910,648 km (0.114 R)
• M25: 9,019,704 km (0.096 R)
• M26: 9,294,516 km (0.063 R)
• M27: 10,192,552 km (0.113 R)
• M28: 10,306,695 km (0.108 R)
• M29: 10,825,800 km (0.118 R)
• M30: 10,942,336 km (0.109 R)
• M31: 11,000,679 km (0.037 R)
• M32: 11,650,084 km (0.111 R)
• M33: 12,677,971 km (0.104 R)
• M34: 12,985,843 km (0.08 R)
• M35: 13,109,710 km (0.089 R)
• M36: 13,233,876 km (0.109 R)
• M37: 14,114,410 km (0.092 R)
• M38: 15,339,317 km (0.1 R)
• M39: 15,404,691 km (0.038 R)
• M40: 15,667,385 km (0.106 R)
• M41: 15,931,425 km (0.096 R)
• M42: 15,997,697 km (0.12 R)
• M43: 16,732,372 km (0.064 R)
• M44: 17,205,700 km (0.118 R)
• M45: 17,683,516 km (0.046 R)
• M46: 18,027,291 km (0.052 R)
• M47: 18,791,737 km (0.086 R)
• M48: 19,708,622 km (0.096 R)
• M49: 20,495,806 km (0.119 R)
• M50: 21,074,750 km (0.037 R)
• M51: 21,805,984 km (0.1 R)
• M52: 22,471,246 km (0.102 R)
• M53: 24,049,204 km (0.093 R)
• M54: 24,659,563 km (0.118 R)
• M55: 26,129,811 km (0.052 R)
• M56: 27,787,655 km (0.115 R)
• M57: 28,107,346 km (0.062 R)
• M58: 28,911,733 km (0.083 R)
• M59: 30,460,670 km (0.079 R)
• M60: 30,790,234 km (0.094 R)
• M61: 34,321,192 km (0.116 R)
• M62: 35,094,314 km (0.091 R)
• M63: 36,483,031 km (0.106 R)
• M64: 37,359,974 km (0.069 R)
• M65: 38,155,236 km (0.095 R)
• M66: 39,492,940 km (0.031 R)
• M67: 39,582,699 km (0.057 R)
• M68: 43,690,058 km (0.087 R)
• M69: 45,652,782 km (0.111 R)
• M70: 46,502,648 km (0.108 R)
• M71: 46,692,188 km (0.046 R)
• M72: 47,453,043 km (0.097 R)
• M73: 47,930,709 km (0.098 R)
• M74: 48,602,104 km (0.085 R)
• M75: 49,276,641 km (0.118 R)
• M76: 49,373,281 km (0.107 R)
• M77: 50,732,378 km (0.078 R)
• M78: 51,907,020 km (0.07 R)
• M79: 52,892,870 km (0.109 R)
• M80: 53,288,856 km (0.082 R)
• M81: 53,388,039 km (0.111 R)
• M82: 53,586,556 km (0.036 R)
• M83: 57,506,319 km (0.052 R)
• M84: 57,913,524 km (0.086 R)
• M85: 58,219,602 km (0.092 R)
• M86: 58,628,602 km (0.094 R)
• M87: 60,170,358 km (0.094 R)
• M88: 61,205,725 km (0.043 R)
• M89: 61,933,967 km (0.102 R)
• M90: 63,503,997 km (0.085 R)
• M91: 63,819,648 km (0.07 R)
• M92: 64,769,595 km (0.104 R)
• M93: 64,981,276 km (0.037 R)
• M94: 72,645,175 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.4

Radius: 6.3

Gravity: 20.07 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 13.01 AU - 19.55 AU

Year: 23873 Days

Day: 20.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 52,318,452 km

• M1: 131,048 km (0.03 R)
• M2: 392,096 km (0.101 R)
• M3: 433,983 km (0.082 R)
• M4: 593,305 km (0.088 R)
• M5: 994,826 km (0.065 R)
• M6: 1,238,670 km (0.091 R)
• M7: 1,433,596 km (0.097 R)
• M8: 1,638,396 km (0.115 R)
• M9: 2,547,652 km (0.117 R)
• M10: 2,629,482 km (0.081 R)
• M11: 2,753,947 km (0.104 R)
• M12: 3,095,180 km (0.114 R)
• M13: 3,226,676 km (0.074 R)
• M14: 3,360,118 km (0.089 R)
• M15: 5,461,669 km (0.047 R)
• M16: 6,776,784 km (0.035 R)
• M17: 8,244,937 km (0.071 R)
• M18: 8,305,524 km (0.061 R)
• M19: 8,366,411 km (0.114 R)
• M20: 8,858,737 km (0.12 R)
• M21: 9,614,655 km (0.105 R)
• M22: 10,456,742 km (0.111 R)
• M23: 10,654,510 km (0.112 R)
• M24: 11,322,315 km (0.093 R)
• M25: 11,389,783 km (0.119 R)
• M26: 12,698,166 km (0.094 R)
• M27: 12,979,710 km (0.104 R)
• M28: 13,908,712 km (0.095 R)
• M29: 14,053,523 km (0.054 R)
• M30: 14,711,305 km (0.114 R)
• M31: 16,898,575 km (0.114 R)
• M32: 17,441,466 km (0.06 R)
• M33: 18,944,027 km (0.11 R)
• M34: 19,346,296 km (0.048 R)
• M35: 19,832,639 km (0.09 R)
• M36: 20,652,285 km (0.099 R)
• M37: 21,066,223 km (0.081 R)
• M38: 22,324,490 km (0.072 R)
• M39: 22,578,956 km (0.101 R)
• M40: 23,005,460 km (0.055 R)
• M41: 25,441,960 km (0.048 R)
• M42: 26,153,149 km (0.091 R)
• M43: 27,685,779 km (0.107 R)
• M44: 29,712,082 km (0.084 R)
• M45: 31,500,225 km (0.088 R)
• M46: 32,551,300 km (0.112 R)
• M47: 32,839,874 km (0.05 R)
• M48: 33,808,221 km (0.098 R)
• M49: 35,376,904 km (0.111 R)
• M50: 35,574,673 km (0.086 R)
• M51: 36,969,224 km (0.096 R)
• M52: 37,370,894 km (0.083 R)
• M53: 38,788,185 km (0.051 R)
• M54: 39,401,087 km (0.103 R)
• M55: 40,017,131 km (0.072 R)
• M56: 40,120,055 km (0.11 R)
• M57: 41,884,113 km (0.073 R)
• M58: 43,039,008 km (0.052 R)
• M59: 44,204,376 km (0.1 R)
• M60: 44,310,889 km (0.062 R)
• M61: 44,524,066 km (0.098 R)
• M62: 46,133,590 km (0.099 R)
• M63: 48,858,365 km (0.032 R)
• M64: 50,295,702 km (0.091 R)
• M65: 53,098,717 km (0.114 R)
• M66: 53,325,059 km (0.084 R)
• M67: 54,919,024 km (0.116 R)
• M68: 55,721,916 km (0.093 R)
• M69: 55,836,807 km (0.06 R)
• M70: 56,875,465 km (0.116 R)
• M71: 58,036,943 km (0.109 R)
• M72: 59,088,915 km (0.076 R)
• M73: 59,793,820 km (0.066 R)
• M74: 59,911,554 km (0.08 R)
• M75: 61,449,270 km (0.062 R)
• M76: 65,531,796 km (0.101 R)
• M77: 65,653,120 km (0.091 R)
• M78: 68,712,396 km (0.044 R)
• M79: 70,943,649 km (0.078 R)
• M80: 71,442,707 km (0.075 R)
• M81: 73,198,537 km (0.119 R)
• M82: 74,081,763 km (0.049 R)
• M83: 74,461,293 km (0.079 R)
• M84: 78,421,597 km (0.099 R)
• M85: 78,550,551 km (0.062 R)
• M86: 79,196,066 km (0.098 R)
• M87: 81,143,082 km (0.086 R)
• M88: 82,188,023 km (0.056 R)
• M89: 84,423,015 km (0.028 R)
• M90: 88,281,743 km (0.045 R)
• M91: 89,895,156 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.7

Radius: 3

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 14.83 AU - 24.35 AU

Year: 31512 Days

Day: 24.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 52,318,452 km

• M1: 1,918,742 km (0.117 R)
• M2: 2,049,640 km (0.117 R)
• M3: 2,156,453 km (0.099 R)
• M4: 2,210,608 km (0.077 R)
• M5: 2,237,835 km (0.084 R)
• M6: 2,573,083 km (0.103 R)
• M7: 4,197,417 km (0.093 R)
• M8: 4,608,662 km (0.112 R)
• M9: 5,358,745 km (0.054 R)
• M10: 5,654,351 km (0.087 R)
• M11: 5,691,601 km (0.115 R)
• M12: 5,804,098 km (0.084 R)
• M13: 6,416,253 km (0.093 R)
• M14: 6,968,418 km (0.043 R)
• M15: 8,159,816 km (0.055 R)
• M16: 8,244,339 km (0.057 R)
• M17: 11,471,464 km (0.115 R)
• M18: 12,091,248 km (0.094 R)
• M19: 12,917,776 km (0.026 R)
• M20: 13,612,209 km (0.102 R)
• M21: 15,088,591 km (0.087 R)
• M22: 16,615,088 km (0.06 R)
• M23: 16,668,494 km (0.085 R)
• M24: 18,024,599 km (0.055 R)
• M25: 18,966,916 km (0.053 R)
• M26: 19,359,460 km (0.111 R)
• M27: 19,415,859 km (0.07 R)
• M28: 20,381,214 km (0.089 R)
• M29: 20,783,333 km (0.074 R)
• M30: 21,246,039 km (0.105 R)
• M31: 22,005,248 km (0.106 R)
• M32: 23,250,202 km (0.098 R)
• M33: 23,429,869 km (0.07 R)
• M34: 24,092,887 km (0.084 R)
• M35: 25,313,755 km (0.117 R)
• M36: 26,180,375 km (0.047 R)
• M37: 26,554,669 km (0.109 R)
• M38: 26,679,883 km (0.031 R)
• M39: 26,742,564 km (0.072 R)
• M40: 28,388,889 km (0.084 R)
• M41: 29,872,451 km (0.106 R)
• M42: 31,050,833 km (0.083 R)
• M43: 33,250,520 km (0.105 R)
• M44: 33,994,919 km (0.072 R)
• M45: 34,130,754 km (0.116 R)
• M46: 35,087,283 km (0.1 R)
• M47: 35,914,110 km (0.116 R)
• M48: 37,236,406 km (0.029 R)
• M49: 40,215,348 km (0.12 R)
• M50: 40,574,982 km (0.055 R)
• M51: 41,297,539 km (0.065 R)
• M52: 43,122,484 km (0.114 R)
• M53: 44,601,408 km (0.042 R)
• M54: 44,973,608 km (0.077 R)
• M55: 48,446,822 km (0.111 R)
• M56: 52,161,636 km (0.099 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 15,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit