🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.59 AU - 0.87 AU

Year: 223 Days

Day: 20.5 Hours

Environment

Temp: 210 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.1 AU - 1.42 AU

Year: 507 Days

Day: 13.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.86 AU - 3 AU

Year: 1357 Days

Day: 42.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.8

Radius: 10.9

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.76 AU - 7.64 AU

Year: 6919 Days

Day: 8.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 70,052,610 km

• M1: 206,146 km (0.099 R)
• M2: 335,099 km (0.116 R)
• M3: 685,757 km (0.096 R)
• M4: 971,788 km (0.056 R)
• M5: 1,086,829 km (0.069 R)
• M6: 1,189,453 km (0.084 R)
• M7: 1,751,342 km (0.08 R)
• M8: 1,832,125 km (0.096 R)
• M9: 1,934,899 km (0.103 R)
• M10: 2,299,170 km (0.047 R)
• M11: 2,755,443 km (0.115 R)
• M12: 3,569,256 km (0.12 R)
• M13: 4,096,887 km (0.088 R)
• M14: 4,205,495 km (0.09 R)
• M15: 4,397,729 km (0.104 R)
• M16: 4,564,829 km (0.075 R)
• M17: 5,078,848 km (0.12 R)
• M18: 5,254,326 km (0.089 R)
• M19: 5,671,704 km (0.098 R)
• M20: 6,038,069 km (0.069 R)
• M21: 6,192,903 km (0.086 R)
• M22: 6,665,632 km (0.045 R)
• M23: 7,019,730 km (0.078 R)
• M24: 7,479,295 km (0.051 R)
• M25: 7,779,987 km (0.111 R)
• M26: 8,084,568 km (0.094 R)
• M27: 8,324,224 km (0.077 R)
• M28: 8,427,596 km (0.11 R)
• M29: 8,775,561 km (0.115 R)
• M30: 9,341,938 km (0.086 R)
• M31: 9,449,499 km (0.091 R)
• M32: 9,774,575 km (0.116 R)
• M33: 9,883,782 km (0.102 R)
• M34: 9,956,785 km (0.051 R)
• M35: 10,435,947 km (0.045 R)
• M36: 10,622,197 km (0.109 R)
• M37: 11,073,683 km (0.118 R)
• M38: 11,225,675 km (0.118 R)
• M39: 11,378,264 km (0.065 R)
• M40: 12,426,347 km (0.115 R)
• M41: 12,623,816 km (0.032 R)
• M42: 12,862,275 km (0.063 R)
• M43: 13,061,988 km (0.074 R)
• M44: 14,655,505 km (0.066 R)
• M45: 15,031,893 km (0.054 R)
• M46: 15,158,004 km (0.073 R)
• M47: 17,888,165 km (0.086 R)
• M48: 18,695,695 km (0.074 R)
• M49: 19,377,711 km (0.081 R)
• M50: 19,698,898 km (0.028 R)
• M51: 20,859,927 km (0.057 R)
• M52: 21,757,215 km (0.075 R)
• M53: 21,947,653 km (0.097 R)
• M54: 22,666,920 km (0.119 R)
• M55: 23,053,780 km (0.065 R)
• M56: 23,150,869 km (0.076 R)
• M57: 23,932,069 km (0.049 R)
• M58: 24,227,226 km (0.036 R)
• M59: 24,325,960 km (0.092 R)
• M60: 25,570,614 km (0.099 R)
• M61: 25,670,995 km (0.093 R)
• M62: 25,771,674 km (0.096 R)
• M63: 25,872,353 km (0.113 R)
• M64: 26,989,101 km (0.107 R)
• M65: 27,142,589 km (0.086 R)
• M66: 27,656,308 km (0.115 R)
• M67: 28,433,020 km (0.091 R)
• M68: 28,641,260 km (0.026 R)
• M69: 29,111,895 km (0.118 R)
• M70: 29,901,922 km (0.102 R)
• M71: 30,219,817 km (0.112 R)
• M72: 30,432,396 km (0.08 R)
• M73: 30,538,909 km (0.098 R)
• M74: 30,912,605 km (0.118 R)
• M75: 31,718,489 km (0.107 R)
• M76: 33,956,473 km (0.109 R)
• M77: 34,288,131 km (0.067 R)
• M78: 34,732,138 km (0.085 R)
• M79: 35,963,029 km (0.044 R)
• M80: 36,527,312 km (0.12 R)
• M81: 37,265,129 km (0.056 R)
• M82: 38,237,365 km (0.106 R)
• M83: 38,352,257 km (0.038 R)
• M84: 38,467,447 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.3

Radius: 6.3

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.48 AU - 17.42 AU

Year: 24994 Days

Day: 17.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 70,052,610 km

• M1: 80,633 km (0.114 R)
• M2: 233,522 km (0.089 R)
• M3: 556,354 km (0.074 R)
• M4: 659,278 km (0.12 R)
• M5: 956,379 km (0.106 R)
• M6: 1,374,356 km (0.075 R)
• M7: 1,936,245 km (0.112 R)
• M8: 2,631,277 km (0.112 R)
• M9: 2,701,139 km (0.085 R)
• M10: 2,878,712 km (0.093 R)
• M11: 3,207,977 km (0.039 R)
• M12: 3,320,474 km (0.119 R)
• M13: 3,472,316 km (0.093 R)
• M14: 3,941,904 km (0.071 R)
• M15: 4,307,222 km (0.102 R)
• M16: 4,389,800 km (0.11 R)
• M17: 4,768,283 km (0.061 R)
• M18: 5,601,243 km (0.078 R)
• M19: 5,691,451 km (0.114 R)
• M20: 6,103,743 km (0.111 R)
• M21: 6,196,793 km (0.07 R)
• M22: 7,005,519 km (0.102 R)
• M23: 7,249,812 km (0.069 R)
• M24: 7,948,284 km (0.119 R)
• M25: 8,668,149 km (0.032 R)
• M26: 9,570,075 km (0.097 R)
• M27: 9,840,997 km (0.081 R)
• M28: 10,557,122 km (0.097 R)
• M29: 11,347,148 km (0.073 R)
• M30: 11,749,118 km (0.096 R)
• M31: 12,097,531 km (0.105 R)
• M32: 12,863,921 km (0.116 R)
• M33: 13,043,139 km (0.072 R)
• M34: 14,012,085 km (0.053 R)
• M35: 15,004,218 km (0.112 R)
• M36: 15,067,049 km (0.083 R)
• M37: 15,635,820 km (0.073 R)
• M38: 16,469,678 km (0.033 R)
• M39: 17,515,667 km (0.118 R)
• M40: 17,780,605 km (0.048 R)
• M41: 18,650,516 km (0.056 R)
• M42: 20,154,124 km (0.09 R)
• M43: 21,412,990 km (0.052 R)
• M44: 21,483,750 km (0.096 R)
• M45: 21,980,714 km (0.09 R)
• M46: 22,337,954 km (0.086 R)
• M47: 22,625,182 km (0.105 R)
• M48: 23,640,054 km (0.101 R)
• M49: 24,300,229 km (0.12 R)
• M50: 24,743,787 km (0.113 R)
• M51: 24,817,988 km (0.117 R)
• M52: 25,115,388 km (0.088 R)
• M53: 25,563,883 km (0.113 R)
• M54: 26,090,317 km (0.083 R)
• M55: 29,323,576 km (0.118 R)
• M56: 29,480,804 km (0.115 R)
• M57: 29,795,707 km (0.097 R)
• M58: 32,437,007 km (0.102 R)
• M59: 34,653,000 km (0.102 R)
• M60: 35,737,435 km (0.096 R)
• M61: 37,939,217 km (0.113 R)
• M62: 38,024,787 km (0.12 R)
• M63: 38,539,553 km (0.079 R)
• M64: 39,836,417 km (0.113 R)
• M65: 41,147,493 km (0.065 R)
• M66: 41,940,960 km (0.049 R)
• M67: 42,828,374 km (0.088 R)
• M68: 44,441,488 km (0.078 R)
• M69: 44,712,260 km (0.07 R)
• M70: 45,437,062 km (0.113 R)
• M71: 46,074,499 km (0.056 R)
• M72: 47,542,353 km (0.12 R)
• M73: 47,911,710 km (0.095 R)
• M74: 48,281,965 km (0.083 R)
• M75: 49,492,062 km (0.114 R)
• M76: 51,184,014 km (0.109 R)
• M77: 52,417,748 km (0.056 R)
• M78: 52,703,928 km (0.095 R)
• M79: 53,757,396 km (0.106 R)
• M80: 60,222,119 km (0.076 R)
• M81: 60,421,832 km (0.065 R)
• M82: 61,624,748 km (0.052 R)
• M83: 61,725,278 km (0.057 R)
• M84: 61,825,958 km (0.078 R)
• M85: 62,835,444 km (0.092 R)
• M86: 63,342,282 km (0.094 R)
• M87: 64,973,048 km (0.105 R)
• M88: 65,177,847 km (0.037 R)
• M89: 69,214,596 km (0.049 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 16,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit