🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.49 AU - 0.53 AU

Year: 239 Days

Day: 29.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359

Radius: 15

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.76 AU - 0.84 AU

Year: 469 Days

Day: 9.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 36,529,018 km

• M1: 186,698 km (0.076 R)
• M2: 298,149 km (0.056 R)
• M3: 410,945 km (0.085 R)
• M4: 517,010 km (0.101 R)
• M5: 619,634 km (0.097 R)
• M6: 713,731 km (0.116 R)
• M7: 970,292 km (0.044 R)
• M8: 1,067,231 km (0.052 R)
• M9: 1,206,357 km (0.07 R)
• M10: 1,347,727 km (0.089 R)
• M11: 1,571,077 km (0.051 R)
• M12: 1,717,084 km (0.103 R)
• M13: 1,827,188 km (0.053 R)
• M14: 1,924,277 km (0.03 R)
• M15: 2,054,876 km (0.093 R)
• M16: 2,204,923 km (0.071 R)
• M17: 2,353,175 km (0.094 R)
• M18: 2,459,539 km (0.106 R)
• M19: 2,596,421 km (0.11 R)
• M20: 2,753,498 km (0.112 R)
• M21: 2,889,782 km (0.086 R)
• M22: 3,004,224 km (0.093 R)
• M23: 3,188,080 km (0.105 R)
• M24: 3,363,259 km (0.084 R)
• M25: 3,496,701 km (0.107 R)
• M26: 3,690,430 km (0.108 R)
• M27: 3,801,880 km (0.095 R)
• M28: 4,163,458 km (0.105 R)
• M29: 4,279,696 km (0.095 R)
• M30: 4,473,425 km (0.116 R)
• M31: 4,719,813 km (0.085 R)
• M32: 4,819,744 km (0.082 R)
• M33: 4,920,274 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.2

Radius: 8.4

Gravity: 11.51 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.9 AU - 1.16 AU

Year: 686 Days

Day: 9 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 36,529,018 km

• M1: 111,600 km (0.107 R)
• M2: 171,589 km (0.087 R)
• M3: 234,121 km (0.07 R)
• M4: 290,818 km (0.1 R)
• M5: 365,916 km (0.112 R)
• M6: 423,362 km (0.085 R)
• M7: 539,600 km (0.028 R)
• M8: 592,108 km (0.098 R)
• M9: 667,207 km (0.078 R)
• M10: 724,353 km (0.118 R)
• M11: 860,936 km (0.091 R)
• M12: 988,543 km (0.079 R)
• M13: 1,116,299 km (0.109 R)
• M14: 1,185,563 km (0.066 R)
• M15: 1,262,756 km (0.031 R)
• M16: 1,321,697 km (0.052 R)
• M17: 1,490,892 km (0.057 R)
• M18: 1,602,792 km (0.054 R)
• M19: 1,659,938 km (0.098 R)
• M20: 1,754,185 km (0.06 R)
• M21: 1,872,666 km (0.099 R)
• M22: 2,086,591 km (0.106 R)
• M23: 2,300,366 km (0.105 R)
• M24: 2,422,289 km (0.047 R)
• M25: 2,844,155 km (0.111 R)
• M26: 2,992,855 km (0.095 R)
• M27: 3,081,567 km (0.111 R)
• M28: 3,135,123 km (0.087 R)
• M29: 3,380,463 km (0.111 R)
• M30: 3,454,364 km (0.044 R)
• M31: 3,547,414 km (0.108 R)
• M32: 3,717,208 km (0.116 R)
• M33: 3,784,078 km (0.086 R)
• M34: 3,860,822 km (0.068 R)
• M35: 4,123,815 km (0.107 R)
• M36: 4,222,699 km (0.06 R)
• M37: 4,322,481 km (0.093 R)
• M38: 4,760,204 km (0.076 R)
• M39: 5,052,818 km (0.078 R)
• M40: 5,180,125 km (0.103 R)
• M41: 5,244,153 km (0.05 R)
• M42: 5,492,037 km (0.114 R)
• M43: 5,854,363 km (0.063 R)
• M44: 6,100,302 km (0.102 R)
• M45: 6,235,838 km (0.094 R)
• M46: 6,315,424 km (0.077 R)
• M47: 6,372,420 km (0.071 R)
• M48: 6,556,127 km (0.077 R)
• M49: 6,637,059 km (0.04 R)
• M50: 6,741,628 km (0.097 R)
• M51: 6,834,977 km (0.045 R)
• M52: 6,987,567 km (0.097 R)
• M53: 7,105,749 km (0.062 R)
• M54: 7,236,647 km (0.099 R)
• M55: 7,404,197 km (0.074 R)
• M56: 7,560,976 km (0.115 R)
• M57: 7,633,830 km (0.104 R)
• M58: 7,902,508 km (0.05 R)
• M59: 8,050,460 km (0.115 R)
• M60: 8,211,726 km (0.083 R)
• M61: 8,361,474 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.3

Radius: 14.6

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.95 AU - 2.03 AU

Year: 1842 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 36,529,018 km

• M1: 191,186 km (0.097 R)
• M2: 284,984 km (0.11 R)
• M3: 502,350 km (0.043 R)
• M4: 657,782 km (0.053 R)
• M5: 892,052 km (0.095 R)
• M6: 1,147,116 km (0.104 R)
• M7: 1,283,999 km (0.076 R)
• M8: 1,690,606 km (0.097 R)
• M9: 1,808,788 km (0.091 R)
• M10: 1,991,297 km (0.066 R)
• M11: 2,127,132 km (0.109 R)
• M12: 2,565,005 km (0.09 R)
• M13: 2,888,735 km (0.105 R)
• M14: 3,043,718 km (0.07 R)
• M15: 3,164,743 km (0.115 R)
• M16: 3,386,896 km (0.082 R)
• M17: 3,807,715 km (0.092 R)
• M18: 3,912,433 km (0.025 R)
• M19: 4,057,842 km (0.1 R)
• M20: 4,191,583 km (0.032 R)
• M21: 4,299,742 km (0.085 R)
• M22: 4,532,666 km (0.116 R)
• M23: 4,882,874 km (0.088 R)
• M24: 5,358,895 km (0.033 R)
• M25: 5,624,880 km (0.079 R)
• M26: 5,744,409 km (0.111 R)
• M27: 6,077,862 km (0.119 R)
• M28: 6,169,865 km (0.088 R)
• M29: 6,293,433 km (0.113 R)
• M30: 6,542,812 km (0.068 R)
• M31: 6,652,917 km (0.093 R)
• M32: 6,923,090 km (0.025 R)
• M33: 7,116,072 km (0.065 R)
• M34: 7,376,073 km (0.025 R)
• M35: 7,490,814 km (0.064 R)
• M36: 7,722,242 km (0.107 R)
• M37: 7,855,384 km (0.116 R)
• M38: 7,989,424 km (0.095 R)
• M39: 8,090,552 km (0.102 R)
• M40: 8,567,769 km (0.114 R)
• M41: 9,247,692 km (0.074 R)
• M42: 9,460,420 km (0.081 R)
• M43: 9,603,286 km (0.092 R)
• M44: 9,818,707 km (0.086 R)
• M45: 10,054,024 km (0.107 R)
• M46: 10,236,234 km (0.037 R)
• M47: 10,346,039 km (0.055 R)
• M48: 10,622,496 km (0.074 R)
• M49: 10,733,797 km (0.081 R)
• M50: 10,938,896 km (0.027 R)
• M51: 11,277,136 km (0.051 R)
• M52: 11,409,680 km (0.086 R)
• M53: 11,504,675 km (0.106 R)
• M54: 11,772,006 km (0.045 R)
• M55: 11,867,898 km (0.114 R)
• M56: 11,983,388 km (0.043 R)
• M57: 12,080,028 km (0.1 R)
• M58: 12,586,267 km (0.072 R)
• M59: 12,723,748 km (0.084 R)
• M60: 12,980,458 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.8

Radius: 10.7

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.57 AU - 3.87 AU

Year: 4707 Days

Day: 12.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 36,529,018 km

• M1: 133,740 km (0.106 R)
• M2: 251,025 km (0.1 R)
• M3: 336,446 km (0.112 R)
• M4: 635,043 km (0.077 R)
• M5: 814,560 km (0.069 R)
• M6: 1,201,420 km (0.107 R)
• M7: 1,552,676 km (0.09 R)
• M8: 1,733,690 km (0.104 R)
• M9: 1,840,503 km (0.077 R)
• M10: 2,088,685 km (0.103 R)
• M11: 2,511,748 km (0.077 R)
• M12: 3,138,563 km (0.079 R)
• M13: 3,336,033 km (0.117 R)
• M14: 3,830,005 km (0.026 R)
• M15: 4,328,914 km (0.087 R)
• M16: 4,735,371 km (0.051 R)
• M17: 5,407,215 km (0.052 R)
• M18: 5,486,053 km (0.112 R)
• M19: 6,088,633 km (0.112 R)
• M20: 6,252,892 km (0.061 R)
• M21: 6,967,521 km (0.058 R)
• M22: 7,117,867 km (0.032 R)
• M23: 7,575,487 km (0.094 R)
• M24: 7,841,172 km (0.095 R)
• M25: 8,359,230 km (0.071 R)
• M26: 8,496,261 km (0.049 R)
• M27: 8,795,607 km (0.109 R)
• M28: 8,958,220 km (0.087 R)
• M29: 9,168,853 km (0.064 R)
• M30: 9,262,951 km (0.03 R)
• M31: 9,357,347 km (0.065 R)
• M32: 9,714,437 km (0.104 R)
• M33: 10,295,026 km (0.038 R)
• M34: 10,368,329 km (0.114 R)
• M35: 10,515,683 km (0.088 R)
• M36: 10,886,835 km (0.115 R)
• M37: 12,597,188 km (0.083 R)
• M38: 13,176,730 km (0.075 R)
• M39: 13,630,760 km (0.099 R)
• M40: 13,954,190 km (0.111 R)
• M41: 14,089,726 km (0.095 R)
• M42: 14,829,338 km (0.047 R)
• M43: 15,189,869 km (0.097 R)
• M44: 15,609,491 km (0.089 R)
• M45: 16,718,460 km (0.101 R)
• M46: 16,833,650 km (0.104 R)
• M47: 17,296,955 km (0.104 R)
• M48: 17,384,320 km (0.119 R)
• M49: 18,443,921 km (0.088 R)
• M50: 18,801,760 km (0.117 R)
• M51: 19,101,703 km (0.064 R)
• M52: 19,282,567 km (0.109 R)
• M53: 19,524,467 km (0.069 R)
• M54: 19,676,159 km (0.055 R)
• M55: 19,828,151 km (0.112 R)
• M56: 20,286,818 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.4

Radius: 4.3

Gravity: 16.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.92 AU - 6.4 AU

Year: 10030 Days

Day: 24.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 36,529,018 km

• M1: 107,561 km (0.104 R)
• M2: 172,486 km (0.076 R)
• M3: 282,142 km (0.107 R)
• M4: 449,093 km (0.09 R)
• M5: 630,256 km (0.039 R)
• M6: 832,811 km (0.095 R)
• M7: 941,419 km (0.116 R)
• M8: 1,005,597 km (0.087 R)
• M9: 1,121,535 km (0.097 R)
• M10: 1,206,956 km (0.077 R)
• M11: 1,457,382 km (0.113 R)
• M12: 1,513,182 km (0.082 R)
• M13: 1,862,793 km (0.095 R)
• M14: 2,322,507 km (0.065 R)
• M15: 2,366,040 km (0.117 R)
• M16: 2,431,863 km (0.12 R)
• M17: 3,389,589 km (0.049 R)
• M18: 4,476,866 km (0.111 R)
• M19: 4,695,279 km (0.111 R)
• M20: 5,001,206 km (0.073 R)
• M21: 5,371,162 km (0.116 R)
• M22: 6,137,103 km (0.088 R)
• M23: 6,349,233 km (0.086 R)
• M24: 7,031,100 km (0.064 R)
• M25: 7,477,051 km (0.093 R)
• M26: 7,509,364 km (0.048 R)
• M27: 7,606,154 km (0.057 R)
• M28: 7,671,080 km (0.105 R)
• M29: 7,801,230 km (0.064 R)
• M30: 8,296,100 km (0.101 R)
• M31: 9,246,495 km (0.089 R)
• M32: 9,946,314 km (0.109 R)
• M33: 11,064,259 km (0.119 R)
• M34: 12,335,541 km (0.088 R)
• M35: 12,488,131 km (0.11 R)
• M36: 12,718,063 km (0.103 R)
• M37: 13,143,519 km (0.105 R)
• M38: 13,221,310 km (0.06 R)
• M39: 13,455,730 km (0.106 R)
• M40: 13,573,464 km (0.084 R)
• M41: 13,652,152 km (0.06 R)
• M42: 15,257,337 km (0.091 R)
• M43: 15,339,167 km (0.082 R)
• M44: 15,380,157 km (0.115 R)
• M45: 15,421,147 km (0.118 R)
• M46: 15,998,894 km (0.109 R)
• M47: 16,248,722 km (0.085 R)
• M48: 16,374,085 km (0.109 R)
• M49: 17,175,631 km (0.066 R)
• M50: 17,860,490 km (0.086 R)
• M51: 18,466,960 km (0.088 R)
• M52: 18,641,540 km (0.09 R)
• M53: 18,772,738 km (0.038 R)
• M54: 19,036,179 km (0.067 R)
• M55: 19,566,803 km (0.073 R)
• M56: 20,057,335 km (0.118 R)
• M57: 21,050,664 km (0.072 R)
• M58: 21,233,024 km (0.112 R)
• M59: 21,278,652 km (0.098 R)
• M60: 22,152,453 km (0.072 R)
• M61: 23,272,791 km (0.067 R)
• M62: 23,414,161 km (0.103 R)
• M63: 24,172,772 km (0.12 R)
• M64: 24,220,494 km (0.115 R)
• M65: 24,891,291 km (0.082 R)
• M66: 25,132,293 km (0.106 R)
• M67: 25,180,613 km (0.082 R)
• M68: 25,860,236 km (0.025 R)
• M69: 27,684,881 km (0.083 R)
• M70: 29,093,196 km (0.087 R)
• M71: 33,242,891 km (0.105 R)
• M72: 33,774,562 km (0.099 R)
• M73: 34,201,813 km (0.113 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 15,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit