🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.45 AU - 0.61 AU

Year: 253 Days

Day: 45.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,005,113 km

• M1: 33,211 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.46 AU - 0.66 AU

Year: 275 Days

Day: 48 Hours

Environment

Temp: -115 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,005,113 km

• M1: 37,699 km (0.116 R)
• M2: 428,598 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.1

Radius: 14.5

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.64 AU - 0.82 AU

Year: 409 Days

Day: 6.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,005,113 km

• M1: 181,163 km (0.068 R)
• M2: 308,770 km (0.097 R)
• M3: 428,000 km (0.064 R)
• M4: 536,608 km (0.04 R)
• M5: 697,724 km (0.075 R)
• M6: 944,860 km (0.099 R)
• M7: 1,048,980 km (0.113 R)
• M8: 1,235,828 km (0.053 R)
• M9: 1,358,498 km (0.084 R)
• M10: 1,456,186 km (0.056 R)
• M11: 1,548,936 km (0.111 R)
• M12: 1,655,300 km (0.117 R)
• M13: 1,839,904 km (0.111 R)
• M14: 1,940,883 km (0.087 R)
• M15: 2,048,144 km (0.056 R)
• M16: 2,182,932 km (0.104 R)
• M17: 2,320,712 km (0.089 R)
• M18: 2,421,690 km (0.101 R)
• M19: 2,573,831 km (0.119 R)
• M20: 2,719,988 km (0.086 R)
• M21: 2,831,439 km (0.098 R)
• M22: 2,944,535 km (0.084 R)
• M23: 3,063,914 km (0.032 R)
• M24: 3,160,704 km (0.081 R)
• M25: 3,263,478 km (0.057 R)
• M26: 3,377,322 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.2

Radius: 12.7

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.33 AU - 1.77 AU

Year: 1266 Days

Day: 7.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,005,113 km

• M1: 168,148 km (0.105 R)
• M2: 276,756 km (0.087 R)
• M3: 411,843 km (0.07 R)
• M4: 577,149 km (0.103 R)
• M5: 690,993 km (0.091 R)
• M6: 813,513 km (0.114 R)
• M7: 1,061,397 km (0.076 R)
• M8: 1,165,966 km (0.081 R)
• M9: 1,265,000 km (0.087 R)
• M10: 1,443,320 km (0.055 R)
• M11: 1,752,689 km (0.115 R)
• M12: 2,017,776 km (0.114 R)
• M13: 2,144,336 km (0.105 R)
• M14: 2,245,165 km (0.114 R)
• M15: 2,336,270 km (0.12 R)
• M16: 2,469,412 km (0.066 R)
• M17: 2,933,913 km (0.084 R)
• M18: 3,205,434 km (0.107 R)
• M19: 3,631,488 km (0.083 R)
• M20: 3,848,106 km (0.086 R)
• M21: 4,061,881 km (0.117 R)
• M22: 4,458,316 km (0.114 R)
• M23: 4,726,994 km (0.103 R)
• M24: 4,956,327 km (0.093 R)
• M25: 5,038,606 km (0.106 R)
• M26: 5,121,483 km (0.076 R)
• M27: 5,219,769 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.8

Radius: 13.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.6 AU - 2.5 AU

Year: 1925 Days

Day: 10.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 77,005,113 km

• M1: 172,636 km (0.114 R)
• M2: 275,260 km (0.119 R)
• M3: 373,247 km (0.11 R)
• M4: 565,330 km (0.097 R)
• M5: 765,941 km (0.093 R)
• M6: 856,747 km (0.115 R)
• M7: 1,042,248 km (0.078 R)
• M8: 1,251,087 km (0.103 R)
• M9: 1,342,342 km (0.072 R)
• M10: 1,670,559 km (0.091 R)
• M11: 1,772,136 km (0.059 R)
• M12: 1,886,429 km (0.054 R)
• M13: 2,057,270 km (0.064 R)
• M14: 2,357,513 km (0.067 R)
• M15: 2,553,935 km (0.11 R)
• M16: 2,768,159 km (0.092 R)
• M17: 3,226,976 km (0.11 R)
• M18: 3,316,585 km (0.102 R)
• M19: 3,445,987 km (0.053 R)
• M20: 4,077,290 km (0.083 R)
• M21: 4,216,416 km (0.082 R)
• M22: 4,314,702 km (0.114 R)
• M23: 4,470,732 km (0.05 R)
• M24: 4,964,854 km (0.074 R)
• M25: 5,083,784 km (0.075 R)
• M26: 5,279,010 km (0.114 R)
• M27: 5,400,334 km (0.066 R)
• M28: 5,692,498 km (0.054 R)
• M29: 6,053,029 km (0.115 R)
• M30: 6,148,323 km (0.109 R)
• M31: 6,502,122 km (0.077 R)
• M32: 6,796,530 km (0.115 R)
• M33: 6,962,135 km (0.088 R)
• M34: 7,078,822 km (0.028 R)
• M35: 7,347,948 km (0.114 R)
• M36: 7,620,516 km (0.103 R)
• M37: 8,263,487 km (0.079 R)
• M38: 8,493,718 km (0.076 R)
• M39: 8,600,531 km (0.076 R)
• M40: 8,797,851 km (0.076 R)
• M41: 8,942,213 km (0.111 R)
• M42: 9,142,075 km (0.091 R)
• M43: 9,251,731 km (0.093 R)
• M44: 9,601,790 km (0.104 R)
• M45: 9,731,790 km (0.106 R)
• M46: 9,975,036 km (0.073 R)
• M47: 10,087,983 km (0.117 R)
• M48: 10,258,076 km (0.09 R)
• M49: 10,620,551 km (0.036 R)
• M50: 10,832,232 km (0.115 R)
• M51: 11,006,663 km (0.1 R)
• M52: 11,338,322 km (0.028 R)
• M53: 11,535,193 km (0.065 R)
• M54: 11,673,571 km (0.095 R)
• M55: 11,812,397 km (0.041 R)
• M56: 12,192,376 km (0.09 R)
• M57: 12,434,425 km (0.088 R)
• M58: 12,780,146 km (0.113 R)
• M59: 13,046,580 km (0.079 R)
• M60: 13,543,394 km (0.11 R)
• M61: 13,731,289 km (0.082 R)
• M62: 14,025,249 km (0.111 R)
• M63: 14,300,210 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.2

Radius: 4.1

Gravity: 16.07 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.39 AU - 8.21 AU

Year: 14291 Days

Day: 15.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 137.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 77,005,113 km

• M1: 52,359 km (0.118 R)
• M2: 82,877 km (0.099 R)
• M3: 381,026 km (0.119 R)
• M4: 407,355 km (0.118 R)
• M5: 534,214 km (0.09 R)
• M6: 610,060 km (0.118 R)
• M7: 823,536 km (0.068 R)
• M8: 858,393 km (0.1 R)
• M9: 1,059,003 km (0.107 R)
• M10: 1,213,987 km (0.094 R)
• M11: 1,676,244 km (0.104 R)
• M12: 1,720,824 km (0.118 R)
• M13: 1,788,293 km (0.108 R)
• M14: 2,019,721 km (0.097 R)
• M15: 2,187,420 km (0.09 R)
• M16: 2,561,714 km (0.104 R)
• M17: 2,902,049 km (0.117 R)
• M18: 3,146,043 km (0.096 R)
• M19: 3,916,622 km (0.093 R)
• M20: 4,035,552 km (0.1 R)
• M21: 4,216,266 km (0.086 R)
• M22: 4,399,524 km (0.112 R)
• M23: 4,648,006 km (0.097 R)
• M24: 4,773,818 km (0.076 R)
• M25: 5,256,121 km (0.033 R)
• M26: 5,720,174 km (0.118 R)
• M27: 5,753,833 km (0.079 R)
• M28: 6,025,353 km (0.076 R)
• M29: 6,059,462 km (0.113 R)
• M30: 6,197,092 km (0.1 R)
• M31: 6,405,482 km (0.078 R)
• M32: 6,616,115 km (0.069 R)
• M33: 6,936,255 km (0.106 R)
• M34: 7,225,128 km (0.063 R)
• M35: 7,777,444 km (0.06 R)
• M36: 8,077,387 km (0.118 R)
• M37: 8,688,794 km (0.114 R)
• M38: 8,960,912 km (0.045 R)
• M39: 9,915,048 km (0.056 R)
• M40: 10,240,273 km (0.045 R)
• M41: 10,445,223 km (0.118 R)
• M42: 10,486,512 km (0.11 R)
• M43: 11,917,864 km (0.1 R)
• M44: 12,220,052 km (0.12 R)
• M45: 12,964,600 km (0.107 R)
• M46: 14,085,836 km (0.033 R)
• M47: 16,755,710 km (0.113 R)
• M48: 16,900,520 km (0.095 R)
• M49: 17,826,980 km (0.044 R)
• M50: 18,321,251 km (0.119 R)
• M51: 19,323,108 km (0.032 R)
• M52: 19,881,707 km (0.085 R)
• M53: 19,983,882 km (0.066 R)
• M54: 20,497,152 km (0.102 R)
• M55: 21,327,420 km (0.038 R)
• M56: 21,589,067 km (0.039 R)
• M57: 21,799,252 km (0.115 R)
• M58: 22,433,697 km (0.117 R)
• M59: 24,318,480 km (0.088 R)
• M60: 24,976,262 km (0.102 R)
• M61: 25,252,121 km (0.112 R)
• M62: 26,309,478 km (0.059 R)
• M63: 26,702,622 km (0.074 R)
• M64: 27,608,586 km (0.098 R)
• M65: 27,665,433 km (0.072 R)
• M66: 28,697,360 km (0.082 R)
• M67: 28,812,849 km (0.083 R)
• M68: 29,044,127 km (0.118 R)
• M69: 30,151,301 km (0.103 R)
• M70: 30,739,670 km (0.08 R)
• M71: 32,527,065 km (0.098 R)
• M72: 33,737,312 km (0.115 R)
• M73: 33,920,120 km (0.094 R)
• M74: 35,641,992 km (0.111 R)
• M75: 36,139,255 km (0.104 R)
• M76: 36,201,488 km (0.109 R)
• M77: 36,576,081 km (0.042 R)
• M78: 36,889,339 km (0.082 R)
• M79: 37,077,683 km (0.101 R)
• M80: 37,392,137 km (0.057 R)
• M81: 37,518,248 km (0.109 R)
• M82: 38,659,381 km (0.09 R)
• M83: 38,914,445 km (0.07 R)
• M84: 39,490,547 km (0.112 R)
• M85: 40,005,014 km (0.088 R)
• M86: 40,586,351 km (0.047 R)
• M87: 42,412,941 km (0.066 R)
• M88: 42,676,084 km (0.12 R)
• M89: 43,005,648 km (0.062 R)
• M90: 43,468,653 km (0.12 R)

Asteroid Belt

Center: 8.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.5

Radius: 5.5

Gravity: 30.33 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.54 AU - 10.38 AU

Year: 17594 Days

Day: 24.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 77,005,113 km

• M1: 87,814 km (0.12 R)
• M2: 123,418 km (0.094 R)
• M3: 448,345 km (0.12 R)
• M4: 529,576 km (0.082 R)
• M5: 660,923 km (0.09 R)
• M6: 1,033,871 km (0.071 R)
• M7: 1,343,389 km (0.106 R)
• M8: 1,712,297 km (0.096 R)
• M9: 1,908,121 km (0.087 R)
• M10: 2,321,161 km (0.116 R)
• M11: 3,029,806 km (0.105 R)
• M12: 3,509,416 km (0.105 R)
• M13: 3,969,729 km (0.071 R)
• M14: 5,700,726 km (0.101 R)
• M15: 6,091,326 km (0.055 R)
• M16: 6,440,188 km (0.062 R)
• M17: 6,693,458 km (0.116 R)
• M18: 6,795,633 km (0.091 R)
• M19: 7,157,361 km (0.081 R)
• M20: 8,007,376 km (0.067 R)
• M21: 8,170,437 km (0.053 R)
• M22: 12,208,084 km (0.085 R)
• M23: 12,270,466 km (0.118 R)
• M24: 12,836,993 km (0.111 R)
• M25: 12,964,002 km (0.068 R)
• M26: 13,476,375 km (0.115 R)
• M27: 13,865,030 km (0.1 R)
• M28: 14,653,261 km (0.051 R)
• M29: 14,919,246 km (0.045 R)
• M30: 15,186,877 km (0.109 R)
• M31: 15,254,046 km (0.116 R)
• M32: 15,456,003 km (0.107 R)
• M33: 16,548,367 km (0.104 R)
• M34: 17,454,182 km (0.062 R)
• M35: 18,878,802 km (0.072 R)
• M36: 18,951,058 km (0.079 R)
• M37: 22,217,827 km (0.11 R)
• M38: 23,215,794 km (0.106 R)
• M39: 24,306,812 km (0.094 R)
• M40: 24,937,815 km (0.107 R)
• M41: 25,175,826 km (0.045 R)
• M42: 28,172,121 km (0.091 R)
• M43: 28,420,005 km (0.118 R)
• M44: 28,585,760 km (0.042 R)
• M45: 30,767,944 km (0.108 R)
• M46: 31,450,260 km (0.055 R)
• M47: 31,707,269 km (0.084 R)
• M48: 32,223,681 km (0.099 R)
• M49: 32,396,316 km (0.099 R)
• M50: 32,742,636 km (0.101 R)
• M51: 33,614,043 km (0.071 R)
• M52: 34,404,668 km (0.048 R)
• M53: 34,758,018 km (0.116 R)
• M54: 36,993,758 km (0.108 R)
• M55: 40,108,087 km (0.103 R)
• M56: 40,759,585 km (0.104 R)
• M57: 40,852,935 km (0.054 R)
• M58: 40,946,433 km (0.079 R)
• M59: 41,790,464 km (0.083 R)
• M60: 41,884,711 km (0.064 R)
• M61: 42,356,393 km (0.064 R)
• M62: 43,782,360 km (0.077 R)
• M63: 44,934,413 km (0.108 R)
• M64: 46,388,355 km (0.047 R)
• M65: 46,485,743 km (0.028 R)
• M66: 47,268,140 km (0.117 R)
• M67: 47,956,141 km (0.105 R)
• M68: 49,044,166 km (0.11 R)
• M69: 49,143,499 km (0.098 R)
• M70: 49,740,694 km (0.097 R)
• M71: 50,140,270 km (0.092 R)
• M72: 51,951,152 km (0.08 R)
• M73: 52,255,135 km (0.042 R)
• M74: 52,762,870 km (0.086 R)
• M75: 53,272,400 km (0.073 R)
• M76: 53,681,102 km (0.114 R)
• M77: 55,947,659 km (0.042 R)
• M78: 56,571,183 km (0.038 R)
• M79: 57,301,669 km (0.115 R)
• M80: 57,510,957 km (0.103 R)
• M81: 58,350,500 km (0.036 R)
• M82: 59,405,614 km (0.085 R)
• M83: 60,573,674 km (0.118 R)
• M84: 60,893,514 km (0.119 R)
• M85: 61,106,990 km (0.081 R)
• M86: 61,856,476 km (0.085 R)
• M87: 62,824,374 km (0.042 R)
• M88: 63,040,094 km (0.048 R)
• M89: 64,014,126 km (0.052 R)
• M90: 69,069,786 km (0.12 R)
• M91: 70,521,633 km (0.091 R)
• M92: 70,970,427 km (0.096 R)
• M93: 74,366,149 km (0.117 R)
• M94: 75,395,083 km (0.073 R)
• M95: 75,509,675 km (0.1 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 12,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit