🌌 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: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.44 AU - 0.6 AU

Year: 246 Days

Day: 39.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.9

Radius: 13.2

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.82 AU - 0.86 AU

Year: 505 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,255,637 km

• M1: 171,888 km (0.039 R)
• M2: 277,055 km (0.108 R)
• M3: 417,079 km (0.102 R)
• M4: 594,352 km (0.096 R)
• M5: 698,323 km (0.117 R)
• M6: 879,635 km (0.077 R)
• M7: 1,067,530 km (0.099 R)
• M8: 1,258,417 km (0.109 R)
• M9: 1,364,033 km (0.11 R)
• M10: 1,449,753 km (0.098 R)
• M11: 1,590,674 km (0.088 R)
• M12: 1,912,609 km (0.108 R)
• M13: 2,068,340 km (0.092 R)
• M14: 2,323,704 km (0.032 R)
• M15: 2,441,437 km (0.096 R)
• M16: 2,575,477 km (0.103 R)
• M17: 2,675,857 km (0.107 R)
• M18: 2,895,467 km (0.108 R)
• M19: 2,992,556 km (0.104 R)
• M20: 3,143,949 km (0.091 R)
• M21: 3,337,080 km (0.119 R)
• M22: 3,510,314 km (0.084 R)
• M23: 3,622,064 km (0.085 R)
• M24: 3,735,010 km (0.064 R)
• M25: 4,031,214 km (0.072 R)
• M26: 4,386,509 km (0.099 R)
• M27: 4,533,115 km (0.084 R)
• M28: 4,804,934 km (0.11 R)
• M29: 5,100,240 km (0.078 R)
• M30: 5,209,147 km (0.112 R)
• M31: 5,549,782 km (0.053 R)
• M32: 5,633,856 km (0.118 R)
• M33: 5,793,626 km (0.061 R)
• M34: 5,935,894 km (0.082 R)
• M35: 6,088,933 km (0.076 R)
• M36: 6,301,661 km (0.062 R)
• M37: 6,457,841 km (0.073 R)
• M38: 6,644,988 km (0.032 R)
• M39: 6,804,010 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.1

Radius: 11.9

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.96 AU - 1.16 AU

Year: 716 Days

Day: 8.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 55,255,637 km

• M1: 199,264 km (0.113 R)
• M2: 276,906 km (0.087 R)
• M3: 447,298 km (0.096 R)
• M4: 544,237 km (0.082 R)
• M5: 763,398 km (0.118 R)
• M6: 907,161 km (0.086 R)
• M7: 1,054,665 km (0.054 R)
• M8: 1,153,549 km (0.103 R)
• M9: 1,229,844 km (0.066 R)
• M10: 1,354,459 km (0.095 R)
• M11: 1,497,325 km (0.112 R)
• M12: 1,631,215 km (0.118 R)
• M13: 1,783,955 km (0.073 R)
• M14: 1,881,044 km (0.083 R)
• M15: 1,956,890 km (0.08 R)
• M16: 2,103,944 km (0.074 R)
• M17: 2,254,889 km (0.075 R)
• M18: 2,335,821 km (0.114 R)
• M19: 2,475,695 km (0.105 R)
• M20: 2,576,225 km (0.118 R)
• M21: 2,720,886 km (0.066 R)
• M22: 2,851,036 km (0.087 R)
• M23: 2,974,155 km (0.083 R)
• M24: 3,072,291 km (0.074 R)
• M25: 3,189,726 km (0.118 R)
• M26: 3,281,130 km (0.108 R)
• M27: 3,457,057 km (0.102 R)
• M28: 3,731,868 km (0.11 R)
• M29: 3,818,486 km (0.06 R)
• M30: 4,142,515 km (0.092 R)
• M31: 4,222,400 km (0.096 R)
• M32: 4,485,543 km (0.045 R)
• M33: 4,577,994 km (0.066 R)
• M34: 4,743,898 km (0.09 R)
• M35: 4,848,467 km (0.099 R)
• M36: 4,996,419 km (0.114 R)
• M37: 5,253,428 km (0.088 R)
• M38: 5,449,102 km (0.089 R)
• M39: 5,558,907 km (0.117 R)
• M40: 5,825,341 km (0.029 R)
• M41: 5,926,320 km (0.035 R)
• M42: 6,118,703 km (0.084 R)
• M43: 6,232,846 km (0.091 R)
• M44: 6,324,699 km (0.101 R)
• M45: 6,591,282 km (0.112 R)
• M46: 6,897,210 km (0.057 R)
• M47: 6,980,386 km (0.082 R)
• M48: 7,219,743 km (0.079 R)
• M49: 7,388,938 km (0.056 R)
• M50: 7,633,082 km (0.081 R)
• M51: 7,805,568 km (0.082 R)
• M52: 8,116,732 km (0.112 R)
• M53: 8,546,526 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.8

Radius: 14.8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.68 AU - 1.94 AU

Year: 1597 Days

Day: 5.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 55,255,637 km

• M1: 184,454 km (0.085 R)
• M2: 300,542 km (0.072 R)
• M3: 473,926 km (0.105 R)
• M4: 720,015 km (0.098 R)
• M5: 853,456 km (0.086 R)
• M6: 1,043,296 km (0.056 R)
• M7: 1,440,478 km (0.099 R)
• M8: 1,568,234 km (0.09 R)
• M9: 1,738,477 km (0.026 R)
• M10: 1,865,336 km (0.07 R)
• M11: 1,985,463 km (0.076 R)
• M12: 2,202,081 km (0.091 R)
• M13: 2,448,618 km (0.118 R)
• M14: 2,681,691 km (0.076 R)
• M15: 2,829,793 km (0.117 R)
• M16: 3,004,224 km (0.069 R)
• M17: 3,158,460 km (0.101 R)
• M18: 3,376,274 km (0.083 R)
• M19: 3,524,376 km (0.12 R)
• M20: 3,981,847 km (0.093 R)
• M21: 4,125,460 km (0.095 R)
• M22: 4,231,077 km (0.115 R)
• M23: 4,458,465 km (0.11 R)
• M24: 4,635,140 km (0.109 R)
• M25: 4,967,397 km (0.042 R)
• M26: 5,094,107 km (0.043 R)
• M27: 5,365,178 km (0.03 R)
• M28: 5,597,055 km (0.107 R)
• M29: 5,847,182 km (0.106 R)
• M30: 5,951,302 km (0.099 R)
• M31: 6,116,159 km (0.054 R)
• M32: 6,650,822 km (0.093 R)
• M33: 6,744,022 km (0.058 R)
• M34: 7,248,615 km (0.112 R)
• M35: 7,408,685 km (0.087 R)
• M36: 7,505,475 km (0.119 R)
• M37: 7,847,156 km (0.025 R)
• M38: 8,160,863 km (0.103 R)
• M39: 8,461,854 km (0.027 R)
• M40: 8,766,585 km (0.113 R)
• M41: 8,903,168 km (0.113 R)
• M42: 9,023,295 km (0.064 R)
• M43: 9,719,972 km (0.082 R)
• M44: 9,914,599 km (0.084 R)
• M45: 10,021,412 km (0.097 R)
• M46: 10,128,524 km (0.08 R)
• M47: 10,434,003 km (0.059 R)
• M48: 10,542,611 km (0.102 R)
• M49: 10,651,668 km (0.067 R)
• M50: 11,387,689 km (0.074 R)
• M51: 11,499,588 km (0.09 R)
• M52: 11,705,585 km (0.112 R)
• M53: 11,875,079 km (0.054 R)
• M54: 12,522,688 km (0.104 R)
• M55: 12,638,178 km (0.033 R)
• M56: 13,162,369 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.3

Radius: 5.8

Gravity: 25.1 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.26 AU - 7.96 AU

Year: 11148 Days

Day: 24 Hours

Environment

Temp: -232 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 55,255,637 km

• M1: 216,618 km (0.116 R)
• M2: 358,885 km (0.071 R)
• M3: 547,079 km (0.048 R)
• M4: 616,493 km (0.114 R)
• M5: 924,066 km (0.102 R)
• M6: 986,598 km (0.111 R)
• M7: 1,116,150 km (0.107 R)
• M8: 1,160,580 km (0.055 R)
• M9: 1,869,824 km (0.039 R)
• M10: 2,196,246 km (0.059 R)
• M11: 2,599,263 km (0.108 R)
• M12: 2,688,573 km (0.104 R)
• M13: 2,962,786 km (0.05 R)
• M14: 3,025,019 km (0.074 R)
• M15: 3,472,316 km (0.077 R)
• M16: 3,570,752 km (0.052 R)
• M17: 3,838,233 km (0.083 R)
• M18: 4,970,988 km (0.109 R)
• M19: 5,044,889 km (0.087 R)
• M20: 5,458,677 km (0.106 R)
• M21: 5,727,654 km (0.113 R)
• M22: 5,805,295 km (0.096 R)
• M23: 6,079,807 km (0.085 R)
• M24: 6,682,387 km (0.108 R)
• M25: 8,204,546 km (0.105 R)
• M26: 9,550,777 km (0.044 R)
• M27: 10,061,354 km (0.066 R)
• M28: 10,343,646 km (0.048 R)
• M29: 11,254,547 km (0.107 R)
• M30: 11,400,854 km (0.093 R)
• M31: 11,547,609 km (0.115 R)
• M32: 12,845,969 km (0.114 R)
• M33: 13,152,196 km (0.047 R)
• M34: 13,254,671 km (0.081 R)
• M35: 13,719,621 km (0.037 R)
• M36: 13,771,681 km (0.059 R)
• M37: 15,740,838 km (0.117 R)
• M38: 16,897,229 km (0.092 R)
• M39: 17,570,120 km (0.076 R)
• M40: 18,023,701 km (0.072 R)
• M41: 18,080,548 km (0.117 R)
• M42: 18,251,838 km (0.092 R)
• M43: 19,058,021 km (0.092 R)
• M44: 20,585,864 km (0.038 R)
• M45: 21,304,233 km (0.049 R)
• M46: 23,882,402 km (0.101 R)
• M47: 24,258,641 km (0.052 R)
• M48: 25,399,175 km (0.103 R)
• M49: 25,590,960 km (0.102 R)
• M50: 26,427,661 km (0.044 R)
• M51: 26,557,063 km (0.094 R)
• M52: 26,621,988 km (0.055 R)
• M53: 28,193,813 km (0.057 R)
• M54: 28,525,023 km (0.117 R)
• M55: 29,124,461 km (0.102 R)
• M56: 29,459,261 km (0.114 R)
• M57: 29,862,727 km (0.044 R)
• M58: 30,947,611 km (0.108 R)
• M59: 31,289,292 km (0.049 R)
• M60: 32,807,411 km (0.1 R)
• M61: 34,137,785 km (0.11 R)
• M62: 34,278,856 km (0.029 R)
• M63: 35,700,036 km (0.049 R)
• M64: 35,771,544 km (0.091 R)
• M65: 36,058,323 km (0.025 R)
• M66: 37,358,029 km (0.083 R)
• M67: 37,867,709 km (0.073 R)
• M68: 38,306,330 km (0.03 R)
• M69: 38,967,403 km (0.103 R)
• M70: 41,423,501 km (0.078 R)
• M71: 41,724,641 km (0.099 R)
• M72: 43,317,260 km (0.093 R)
• M73: 43,776,077 km (0.075 R)
• M74: 44,159,496 km (0.105 R)
• M75: 45,007,118 km (0.058 R)
• M76: 45,316,636 km (0.112 R)
• M77: 45,394,127 km (0.085 R)
• M78: 45,704,543 km (0.09 R)
• M79: 45,859,975 km (0.074 R)
• M80: 45,937,766 km (0.12 R)
• M81: 46,327,469 km (0.049 R)
• M82: 46,405,559 km (0.082 R)
• M83: 47,267,242 km (0.091 R)
• M84: 49,883,560 km (0.032 R)
• M85: 50,364,367 km (0.089 R)
• M86: 50,766,187 km (0.101 R)
• M87: 51,088,421 km (0.064 R)
• M88: 51,249,687 km (0.09 R)
• M89: 52,465,320 km (0.071 R)
• M90: 53,936,615 km (0.053 R)
• M91: 55,172,891 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 19,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit