🌌 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: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.41 AU - 0.61 AU

Year: 232 Days

Day: 18 Hours

Environment

Temp: -127 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.2

Radius: 11.5

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.57 AU - 0.81 AU

Year: 364 Days

Day: 8.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,057,703 km

• M1: 153,936 km (0.094 R)
• M2: 239,057 km (0.037 R)
• M3: 331,509 km (0.097 R)
• M4: 441,164 km (0.098 R)
• M5: 529,427 km (0.112 R)
• M6: 643,720 km (0.1 R)
• M7: 747,241 km (0.04 R)
• M8: 882,777 km (0.04 R)
• M9: 961,615 km (0.048 R)
• M10: 1,066,334 km (0.031 R)
• M11: 1,213,837 km (0.063 R)
• M12: 1,401,732 km (0.11 R)
• M13: 1,492,837 km (0.106 R)
• M14: 1,586,037 km (0.118 R)
• M15: 1,889,272 km (0.036 R)
• M16: 1,961,378 km (0.119 R)
• M17: 2,102,748 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.7

Radius: 11

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.98 AU - 5.16 AU

Year: 7258 Days

Day: 7.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 35,057,703 km

• M1: 147,055 km (0.102 R)
• M2: 260,151 km (0.04 R)
• M3: 563,086 km (0.094 R)
• M4: 920,027 km (0.049 R)
• M5: 1,037,012 km (0.088 R)
• M6: 1,123,779 km (0.107 R)
• M7: 1,231,490 km (0.109 R)
• M8: 1,399,638 km (0.058 R)
• M9: 2,170,216 km (0.047 R)
• M10: 2,445,177 km (0.036 R)
• M11: 2,539,274 km (0.032 R)
• M12: 3,310,601 km (0.033 R)
• M13: 3,762,985 km (0.115 R)
• M14: 3,872,341 km (0.04 R)
• M15: 4,492,574 km (0.063 R)
• M16: 5,449,701 km (0.027 R)
• M17: 5,542,601 km (0.108 R)
• M18: 6,015,330 km (0.062 R)
• M19: 6,240,326 km (0.101 R)
• M20: 6,435,551 km (0.083 R)
• M21: 6,965,726 km (0.11 R)
• M22: 7,304,415 km (0.045 R)
• M23: 7,544,520 km (0.072 R)
• M24: 8,138,872 km (0.074 R)
• M25: 8,712,131 km (0.107 R)
• M26: 9,040,199 km (0.079 R)
• M27: 9,150,453 km (0.104 R)
• M28: 9,746,301 km (0.045 R)
• M29: 9,821,699 km (0.092 R)
• M30: 10,087,085 km (0.118 R)
• M31: 10,547,398 km (0.099 R)
• M32: 10,624,890 km (0.107 R)
• M33: 10,702,381 km (0.046 R)
• M34: 10,819,217 km (0.114 R)
• M35: 10,975,547 km (0.085 R)
• M36: 11,132,625 km (0.066 R)
• M37: 12,171,732 km (0.09 R)
• M38: 12,416,025 km (0.071 R)
• M39: 12,826,671 km (0.11 R)
• M40: 14,686,023 km (0.099 R)
• M41: 15,603,058 km (0.095 R)
• M42: 15,735,452 km (0.038 R)
• M43: 15,957,156 km (0.109 R)
• M44: 16,046,167 km (0.084 R)
• M45: 16,493,464 km (0.051 R)
• M46: 16,808,966 km (0.091 R)
• M47: 17,172,040 km (0.116 R)
• M48: 17,446,104 km (0.091 R)
• M49: 18,650,217 km (0.116 R)
• M50: 18,931,910 km (0.113 R)
• M51: 19,785,515 km (0.118 R)
• M52: 20,168,785 km (0.07 R)
• M53: 20,554,598 km (0.116 R)
• M54: 21,529,976 km (0.088 R)
• M55: 21,628,262 km (0.109 R)
• M56: 22,171,900 km (0.117 R)
• M57: 24,905,502 km (0.095 R)
• M58: 25,475,321 km (0.09 R)
• M59: 25,735,770 km (0.071 R)
• M60: 26,311,722 km (0.1 R)
• M61: 26,416,890 km (0.098 R)
• M62: 26,944,970 km (0.099 R)
• M63: 27,316,721 km (0.08 R)
• M64: 27,690,117 km (0.075 R)
• M65: 29,309,664 km (0.091 R)
• M66: 30,075,904 km (0.114 R)
• M67: 30,737,874 km (0.077 R)
• M68: 31,015,079 km (0.095 R)
• M69: 31,516,382 km (0.091 R)
• M70: 33,661,765 km (0.079 R)
• M71: 34,291,572 km (0.095 R)
• M72: 34,867,524 km (0.104 R)
• M73: 36,849,696 km (0.075 R)
• M74: 36,967,429 km (0.069 R)
• M75: 37,144,254 km (0.076 R)
• M76: 37,558,041 km (0.085 R)
• M77: 38,330,415 km (0.096 R)
• M78: 38,748,392 km (0.113 R)
• M79: 39,408,417 km (0.104 R)
• M80: 40,435,706 km (0.119 R)
• M81: 40,557,180 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.7

Radius: 11.6

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.19 AU - 5.93 AU

Year: 8336 Days

Day: 13.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 35,057,703 km

• M1: 160,519 km (0.085 R)
• M2: 299,196 km (0.104 R)
• M3: 1,086,978 km (0.095 R)
• M4: 1,315,264 km (0.106 R)
• M5: 1,418,038 km (0.092 R)
• M6: 1,559,408 km (0.12 R)
• M7: 1,631,963 km (0.066 R)
• M8: 1,837,660 km (0.079 R)
• M9: 2,112,023 km (0.116 R)
• M10: 2,295,430 km (0.063 R)
• M11: 3,104,455 km (0.119 R)
• M12: 3,771,512 km (0.046 R)
• M13: 4,326,370 km (0.033 R)
• M14: 5,996,182 km (0.097 R)
• M15: 6,199,485 km (0.077 R)
• M16: 6,434,653 km (0.077 R)
• M17: 6,732,802 km (0.105 R)
• M18: 7,065,956 km (0.032 R)
• M19: 7,497,845 km (0.117 R)
• M20: 7,717,006 km (0.091 R)
• M21: 8,647,655 km (0.075 R)
• M22: 9,545,691 km (0.083 R)
• M23: 9,681,376 km (0.08 R)
• M24: 9,783,402 km (0.12 R)
• M25: 10,613,371 km (0.109 R)
• M26: 12,229,776 km (0.115 R)
• M27: 12,822,781 km (0.098 R)
• M28: 13,653,648 km (0.079 R)
• M29: 13,883,281 km (0.097 R)
• M30: 14,618,854 km (0.096 R)
• M31: 16,127,847 km (0.045 R)
• M32: 16,208,630 km (0.113 R)
• M33: 16,289,563 km (0.113 R)
• M34: 16,411,186 km (0.081 R)
• M35: 16,492,417 km (0.076 R)
• M36: 17,023,938 km (0.092 R)
• M37: 17,106,217 km (0.09 R)
• M38: 17,769,085 km (0.101 R)
• M39: 18,145,773 km (0.074 R)
• M40: 18,229,847 km (0.116 R)
• M41: 18,440,481 km (0.037 R)
• M42: 19,851,338 km (0.103 R)
• M43: 20,068,255 km (0.089 R)
• M44: 20,811,158 km (0.063 R)
• M45: 21,208,191 km (0.102 R)
• M46: 21,607,767 km (0.115 R)
• M47: 22,009,736 km (0.117 R)
• M48: 22,369,220 km (0.102 R)
• M49: 22,775,827 km (0.053 R)
• M50: 23,002,917 km (0.091 R)
• M51: 23,184,977 km (0.077 R)
• M52: 23,459,040 km (0.112 R)
• M53: 25,079,485 km (0.096 R)
• M54: 25,596,196 km (0.112 R)
• M55: 26,021,502 km (0.119 R)
• M56: 26,496,924 km (0.084 R)
• M57: 31,053,526 km (0.059 R)
• M58: 31,154,205 km (0.092 R)
• M59: 31,608,385 km (0.044 R)
• M60: 31,810,940 km (0.078 R)
• M61: 32,625,500 km (0.043 R)
• M62: 33,189,484 km (0.106 R)
• M63: 33,395,331 km (0.12 R)
• M64: 33,911,893 km (0.108 R)
• M65: 34,119,235 km (0.026 R)
• M66: 34,327,027 km (0.095 R)
• M67: 34,431,147 km (0.061 R)
• M68: 34,796,166 km (0.075 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 12,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit