🌌 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: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.49 AU - 0.71 AU

Year: 171 Days

Day: 44.4 Hours

Environment

Temp: 145 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,129,711 km

• M1: 43,383 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.62 AU - 0.64 AU

Year: 184 Days

Day: 45.7 Hours

Environment

Temp: 202 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.86 AU - 2.14 AU

Year: 1044 Days

Day: 12.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 171.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.98 AU - 3.06 AU

Year: 1936 Days

Day: 19.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.6

Radius: 8.6

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.48 AU - 6.2 AU

Year: 5207 Days

Day: 5.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 96,129,711 km

• M1: 117,734 km (0.117 R)
• M2: 207,193 km (0.116 R)
• M3: 282,740 km (0.056 R)
• M4: 352,602 km (0.094 R)
• M5: 481,556 km (0.097 R)
• M6: 558,150 km (0.087 R)
• M7: 1,077,703 km (0.116 R)
• M8: 1,226,852 km (0.026 R)
• M9: 1,447,359 km (0.038 R)
• M10: 1,767,050 km (0.106 R)
• M11: 1,962,126 km (0.112 R)
• M12: 2,354,222 km (0.104 R)
• M13: 2,412,266 km (0.095 R)
• M14: 2,791,197 km (0.091 R)
• M15: 3,082,315 km (0.09 R)
• M16: 3,253,155 km (0.1 R)
• M17: 3,426,988 km (0.093 R)
• M18: 3,604,112 km (0.094 R)
• M19: 3,761,489 km (0.1 R)
• M20: 3,967,336 km (0.113 R)
• M21: 4,036,749 km (0.075 R)
• M22: 4,247,383 km (0.055 R)
• M23: 4,704,105 km (0.113 R)
• M24: 4,876,292 km (0.101 R)
• M25: 5,794,674 km (0.031 R)
• M26: 6,327,691 km (0.072 R)
• M27: 6,820,765 km (0.106 R)
• M28: 6,876,416 km (0.076 R)
• M29: 7,156,463 km (0.105 R)
• M30: 7,989,873 km (0.102 R)
• M31: 8,373,292 km (0.074 R)
• M32: 8,552,361 km (0.092 R)
• M33: 8,732,776 km (0.039 R)
• M34: 8,944,756 km (0.091 R)
• M35: 9,036,011 km (0.05 R)
• M36: 9,127,714 km (0.1 R)
• M37: 9,497,670 km (0.08 R)
• M38: 9,590,869 km (0.096 R)
• M39: 9,840,997 km (0.108 R)
• M40: 10,124,933 km (0.089 R)
• M41: 10,443,577 km (0.082 R)
• M42: 10,992,900 km (0.09 R)
• M43: 12,288,567 km (0.082 R)
• M44: 12,731,078 km (0.112 R)
• M45: 14,517,127 km (0.06 R)
• M46: 14,840,258 km (0.119 R)
• M47: 15,020,973 km (0.114 R)
• M48: 15,384,346 km (0.102 R)
• M49: 15,861,264 km (0.118 R)
• M50: 16,529,518 km (0.052 R)
• M51: 16,904,709 km (0.059 R)
• M52: 17,131,200 km (0.071 R)
• M53: 17,244,745 km (0.099 R)
• M54: 17,358,739 km (0.097 R)
• M55: 18,008,741 km (0.061 R)
• M56: 18,162,827 km (0.067 R)
• M57: 18,627,777 km (0.094 R)
• M58: 18,783,509 km (0.089 R)
• M59: 19,332,533 km (0.105 R)
• M60: 20,365,805 km (0.1 R)
• M61: 20,526,473 km (0.07 R)
• M62: 20,647,049 km (0.1 R)
• M63: 20,889,248 km (0.052 R)
• M64: 21,172,886 km (0.086 R)
• M65: 23,445,726 km (0.087 R)
• M66: 23,698,397 km (0.103 R)
• M67: 23,782,770 km (0.078 R)
• M68: 23,951,965 km (0.078 R)
• M69: 24,206,282 km (0.047 R)
• M70: 24,376,524 km (0.055 R)
• M71: 24,846,262 km (0.083 R)
• M72: 25,017,850 km (0.113 R)
• M73: 25,795,011 km (0.106 R)
• M74: 25,925,311 km (0.118 R)
• M75: 26,230,191 km (0.096 R)
• M76: 26,361,090 km (0.072 R)
• M77: 26,579,951 km (0.073 R)
• M78: 26,887,375 km (0.113 R)
• M79: 27,550,093 km (0.112 R)
• M80: 27,950,268 km (0.036 R)
• M81: 28,218,198 km (0.115 R)
• M82: 28,666,542 km (0.104 R)
• M83: 29,162,310 km (0.082 R)
• M84: 29,570,263 km (0.061 R)
• M85: 29,752,025 km (0.067 R)
• M86: 29,843,130 km (0.113 R)
• M87: 30,254,225 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.9

Radius: 12.1

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.66 AU - 9.2 AU

Year: 9031 Days

Day: 8.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 74.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 96,129,711 km

• M1: 151,243 km (0.109 R)
• M2: 288,425 km (0.096 R)
• M3: 651,948 km (0.081 R)
• M4: 824,583 km (0.12 R)
• M5: 1,095,505 km (0.062 R)
• M6: 1,192,445 km (0.086 R)
• M7: 1,356,404 km (0.056 R)
• M8: 1,447,958 km (0.071 R)
• M9: 1,541,756 km (0.105 R)
• M10: 1,707,510 km (0.091 R)
• M11: 1,806,993 km (0.115 R)
• M12: 2,148,225 km (0.095 R)
• M13: 2,413,612 km (0.049 R)
• M14: 2,509,953 km (0.092 R)
• M15: 3,167,436 km (0.087 R)
• M16: 3,362,511 km (0.091 R)
• M17: 3,783,031 km (0.064 R)
• M18: 3,952,226 km (0.082 R)
• M19: 4,240,052 km (0.085 R)
• M20: 4,396,233 km (0.114 R)
• M21: 4,634,392 km (0.099 R)
• M22: 5,164,717 km (0.082 R)
• M23: 5,479,620 km (0.109 R)
• M24: 5,564,592 km (0.062 R)
• M25: 5,779,115 km (0.045 R)
• M26: 5,952,798 km (0.079 R)
• M27: 6,755,541 km (0.07 R)
• M28: 6,846,795 km (0.08 R)
• M29: 6,961,537 km (0.044 R)
• M30: 7,403,449 km (0.084 R)
• M31: 8,119,574 km (0.119 R)
• M32: 8,983,203 km (0.075 R)
• M33: 9,209,993 km (0.066 R)
• M34: 10,005,704 km (0.082 R)
• M35: 10,425,027 km (0.112 R)
• M36: 10,823,406 km (0.099 R)
• M37: 11,280,876 km (0.088 R)
• M38: 11,937,760 km (0.103 R)
• M39: 12,550,663 km (0.096 R)
• M40: 12,747,833 km (0.085 R)
• M41: 12,861,079 km (0.112 R)
• M42: 13,865,329 km (0.044 R)
• M43: 14,627,680 km (0.088 R)
• M44: 15,433,863 km (0.052 R)
• M45: 16,592,797 km (0.085 R)
• M46: 17,433,238 km (0.098 R)
• M47: 18,191,849 km (0.115 R)
• M48: 18,383,185 km (0.067 R)
• M49: 19,317,573 km (0.104 R)
• M50: 19,905,343 km (0.079 R)
• M51: 21,198,766 km (0.117 R)
• M52: 22,314,467 km (0.099 R)
• M53: 22,553,674 km (0.102 R)
• M54: 22,690,706 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.2

Radius: 12.7

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.37 AU - 11.03 AU

Year: 11146 Days

Day: 7.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 96,129,711 km

• M1: 201,957 km (0.06 R)
• M2: 331,808 km (0.112 R)
• M3: 543,339 km (0.114 R)
• M4: 804,388 km (0.093 R)
• M5: 900,878 km (0.05 R)
• M6: 987,047 km (0.09 R)
• M7: 1,106,875 km (0.081 R)
• M8: 1,296,415 km (0.058 R)
• M9: 1,395,299 km (0.115 R)
• M10: 1,690,157 km (0.07 R)
• M11: 2,024,508 km (0.117 R)
• M12: 2,180,090 km (0.101 R)
• M13: 2,299,319 km (0.112 R)
• M14: 3,681,454 km (0.115 R)
• M15: 3,824,619 km (0.103 R)
• M16: 4,619,433 km (0.117 R)
• M17: 4,800,147 km (0.108 R)
• M18: 5,248,791 km (0.101 R)
• M19: 5,573,568 km (0.085 R)
• M20: 5,877,252 km (0.078 R)
• M21: 6,271,592 km (0.091 R)
• M22: 6,997,291 km (0.068 R)
• M23: 7,265,071 km (0.068 R)
• M24: 7,445,486 km (0.114 R)
• M25: 7,536,292 km (0.094 R)
• M26: 8,182,106 km (0.053 R)
• M27: 8,464,397 km (0.118 R)
• M28: 8,622,522 km (0.049 R)
• M29: 9,038,554 km (0.067 R)
• M30: 9,625,426 km (0.114 R)
• M31: 10,123,886 km (0.082 R)
• M32: 10,224,715 km (0.047 R)
• M33: 10,699,090 km (0.084 R)
• M34: 11,111,531 km (0.048 R)
• M35: 11,704,837 km (0.043 R)
• M36: 12,668,247 km (0.109 R)
• M37: 12,776,855 km (0.052 R)
• M38: 12,922,264 km (0.106 R)
• M39: 13,880,289 km (0.119 R)
• M40: 17,128,807 km (0.114 R)
• M41: 18,057,660 km (0.085 R)
• M42: 18,302,701 km (0.1 R)
• M43: 19,964,135 km (0.11 R)
• M44: 20,387,048 km (0.116 R)
• M45: 20,812,953 km (0.036 R)
• M46: 21,069,813 km (0.102 R)
• M47: 21,933,890 km (0.059 R)
• M48: 22,195,387 km (0.033 R)
• M49: 23,118,705 km (0.117 R)
• M50: 23,296,128 km (0.083 R)
• M51: 23,607,442 km (0.081 R)
• M52: 23,786,061 km (0.052 R)
• M53: 24,099,469 km (0.082 R)
• M54: 25,048,368 km (0.091 R)
• M55: 25,779,603 km (0.082 R)
• M56: 25,917,382 km (0.099 R)
• M57: 26,101,687 km (0.095 R)
• M58: 26,517,719 km (0.069 R)
• M59: 26,796,270 km (0.112 R)
• M60: 27,262,866 km (0.081 R)
• M61: 28,393,377 km (0.08 R)
• M62: 28,726,082 km (0.073 R)
• M63: 28,869,098 km (0.052 R)
• M64: 29,012,263 km (0.098 R)
• M65: 29,299,341 km (0.079 R)
• M66: 29,876,340 km (0.104 R)
• M67: 32,817,584 km (0.101 R)
• M68: 33,216,562 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.7

Radius: 4.5

Gravity: 30.8 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 14.23 AU - 23.11 AU

Year: 29764 Days

Day: 22.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 96,129,711 km

• M1: 605,871 km (0.07 R)
• M2: 767,587 km (0.101 R)
• M3: 1,503,459 km (0.05 R)
• M4: 1,684,921 km (0.049 R)
• M5: 2,108,732 km (0.099 R)
• M6: 2,649,977 km (0.114 R)
• M7: 3,753,859 km (0.104 R)
• M8: 3,900,914 km (0.09 R)
• M9: 4,301,836 km (0.117 R)
• M10: 4,559,145 km (0.101 R)
• M11: 5,142,576 km (0.103 R)
• M12: 5,196,880 km (0.119 R)
• M13: 5,251,184 km (0.096 R)
• M14: 5,305,788 km (0.078 R)
• M15: 5,581,646 km (0.07 R)
• M16: 6,147,126 km (0.096 R)
• M17: 6,262,466 km (0.065 R)
• M18: 6,320,360 km (0.084 R)
• M19: 6,378,404 km (0.079 R)
• M20: 6,436,748 km (0.08 R)
• M21: 6,730,707 km (0.084 R)
• M22: 6,790,098 km (0.041 R)
• M23: 6,909,178 km (0.12 R)
• M24: 7,270,905 km (0.116 R)
• M25: 7,700,700 km (0.105 R)
• M26: 7,887,398 km (0.056 R)
• M27: 9,104,078 km (0.057 R)
• M28: 9,301,547 km (0.085 R)
• M29: 14,062,349 km (0.095 R)
• M30: 14,904,885 km (0.095 R)
• M31: 16,159,263 km (0.072 R)
• M32: 17,447,151 km (0.045 R)
• M33: 19,694,111 km (0.096 R)
• M34: 21,416,132 km (0.111 R)
• M35: 22,738,876 km (0.05 R)
• M36: 23,455,151 km (0.111 R)
• M37: 27,524,811 km (0.099 R)
• M38: 29,251,171 km (0.104 R)
• M39: 29,445,199 km (0.05 R)
• M40: 30,421,625 km (0.104 R)
• M41: 30,716,482 km (0.075 R)
• M42: 31,507,705 km (0.041 R)
• M43: 31,905,785 km (0.035 R)
• M44: 32,506,121 km (0.095 R)
• M45: 32,606,501 km (0.094 R)
• M46: 33,413,582 km (0.117 R)
• M47: 34,227,095 km (0.12 R)
• M48: 35,150,264 km (0.112 R)
• M49: 37,968,089 km (0.109 R)
• M50: 40,533,094 km (0.119 R)
• M51: 42,054,953 km (0.117 R)
• M52: 44,261,223 km (0.09 R)
• M53: 44,818,624 km (0.098 R)
• M54: 44,930,374 km (0.065 R)
• M55: 45,490,618 km (0.085 R)
• M56: 45,602,966 km (0.049 R)
• M57: 48,097,361 km (0.097 R)
• M58: 49,245,674 km (0.112 R)
• M59: 51,335,407 km (0.092 R)
• M60: 51,686,513 km (0.066 R)
• M61: 52,273,535 km (0.099 R)
• M62: 53,098,867 km (0.081 R)
• M63: 53,217,199 km (0.1 R)
• M64: 57,411,324 km (0.072 R)
• M65: 57,532,648 km (0.087 R)
• M66: 58,629,051 km (0.073 R)
• M67: 60,348,080 km (0.081 R)
• M68: 61,461,986 km (0.109 R)
• M69: 61,834,784 km (0.057 R)
• M70: 61,959,100 km (0.059 R)
• M71: 62,083,715 km (0.074 R)
• M72: 64,843,945 km (0.052 R)
• M73: 65,730,612 km (0.111 R)
• M74: 66,111,787 km (0.067 R)
• M75: 68,157,239 km (0.101 R)
• M76: 69,446,174 km (0.116 R)
• M77: 69,834,530 km (0.066 R)
• M78: 71,133,937 km (0.101 R)
• M79: 71,394,686 km (0.065 R)
• M80: 72,048,130 km (0.048 R)
• M81: 74,152,673 km (0.109 R)
• M82: 78,556,385 km (0.079 R)
• M83: 78,825,960 km (0.052 R)
• M84: 79,230,922 km (0.089 R)
• M85: 79,907,403 km (0.056 R)
• M86: 81,266,201 km (0.103 R)
• M87: 82,221,982 km (0.114 R)
• M88: 82,495,596 km (0.066 R)
• M89: 84,420,322 km (0.104 R)
• M90: 84,834,559 km (0.028 R)
• M91: 90,564,606 km (0.118 R)
• M92: 91,555,243 km (0.053 R)
• M93: 92,976,722 km (0.102 R)
• M94: 94,262,366 km (0.094 R)
• M95: 94,405,531 km (0.114 R)
• M96: 95,985,584 km (0.089 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 20,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit