🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.51 AU - 0.53 AU

Year: 141 Days

Day: 25.8 Hours

Environment

Temp: 158 °C

Axial Tilt: 44.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,557,395 km

• M1: 468,092 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.44 AU - 0.64 AU

Year: 149 Days

Day: 33.4 Hours

Environment

Temp: 182 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.58 AU - 0.86 AU

Year: 229 Days

Day: 20.1 Hours

Environment

Temp: 141 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.91 AU - 4.65 AU

Year: 3318 Days

Day: 22.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.8

Radius: 12

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.46 AU - 10.34 AU

Year: 9950 Days

Day: 13 Hours

Environment

Temp: -178 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 71,557,395 km

• M1: 279,598 km (0.111 R)
• M2: 696,079 km (0.066 R)
• M3: 881,879 km (0.119 R)
• M4: 1,085,033 km (0.035 R)
• M5: 1,336,657 km (0.08 R)
• M6: 1,731,745 km (0.054 R)
• M7: 2,261,022 km (0.12 R)
• M8: 2,340,758 km (0.089 R)
• M9: 3,415,768 km (0.108 R)
• M10: 4,348,361 km (0.118 R)
• M11: 4,752,874 km (0.081 R)
• M12: 5,625,478 km (0.1 R)
• M13: 6,518,578 km (0.102 R)
• M14: 6,893,919 km (0.08 R)
• M15: 8,124,062 km (0.079 R)
• M16: 8,309,713 km (0.051 R)
• M17: 8,938,922 km (0.067 R)
• M18: 9,714,138 km (0.043 R)
• M19: 10,276,476 km (0.076 R)
• M20: 10,477,386 km (0.084 R)
• M21: 10,645,833 km (0.092 R)
• M22: 11,088,194 km (0.073 R)
• M23: 11,363,305 km (0.118 R)
• M24: 11,850,395 km (0.117 R)
• M25: 12,096,484 km (0.099 R)
• M26: 12,486,635 km (0.09 R)
• M27: 12,989,134 km (0.072 R)
• M28: 13,133,945 km (0.098 R)
• M29: 13,279,354 km (0.071 R)
• M30: 14,611,523 km (0.083 R)
• M31: 14,724,320 km (0.089 R)
• M32: 14,799,867 km (0.113 R)
• M33: 15,217,095 km (0.12 R)
• M34: 15,293,390 km (0.102 R)
• M35: 15,523,023 km (0.073 R)
• M36: 16,649,196 km (0.098 R)
• M37: 17,281,696 km (0.092 R)
• M38: 18,733,543 km (0.089 R)
• M39: 19,598,518 km (0.073 R)
• M40: 20,014,998 km (0.066 R)
• M41: 20,350,247 km (0.118 R)
• M42: 21,838,896 km (0.067 R)
• M43: 22,879,947 km (0.1 R)
• M44: 23,494,645 km (0.119 R)
• M45: 23,582,908 km (0.085 R)
• M46: 24,025,867 km (0.119 R)
• M47: 24,426,939 km (0.059 R)
• M48: 24,965,042 km (0.109 R)
• M49: 25,145,308 km (0.098 R)
• M50: 26,053,217 km (0.12 R)
• M51: 28,134,722 km (0.1 R)
• M52: 28,369,291 km (0.118 R)
• M53: 28,604,609 km (0.042 R)
• M54: 29,029,616 km (0.043 R)
• M55: 29,124,312 km (0.108 R)
• M56: 29,266,729 km (0.093 R)
• M57: 29,599,584 km (0.1 R)
• M58: 31,186,070 km (0.086 R)
• M59: 32,800,081 km (0.072 R)
• M60: 32,898,816 km (0.068 R)
• M61: 33,145,951 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.6

Radius: 3.2

Gravity: 48.69 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 11.41 AU - 18.23 AU

Year: 21380 Days

Day: 18.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 71,557,395 km

• M1: 51,611 km (0.071 R)
• M2: 122,371 km (0.083 R)
• M3: 289,322 km (0.051 R)
• M4: 392,994 km (0.086 R)
• M5: 745,446 km (0.029 R)
• M6: 1,038,808 km (0.112 R)
• M7: 1,336,059 km (0.093 R)
• M8: 1,421,479 km (0.101 R)
• M9: 1,508,695 km (0.076 R)
• M10: 1,780,963 km (0.102 R)
• M11: 2,200,435 km (0.117 R)
• M12: 2,792,543 km (0.112 R)
• M13: 3,124,950 km (0.098 R)
• M14: 4,194,575 km (0.074 R)
• M15: 5,962,822 km (0.062 R)
• M16: 6,245,562 km (0.104 R)
• M17: 6,726,519 km (0.065 R)
• M18: 7,070,295 km (0.115 R)
• M19: 7,774,601 km (0.118 R)
• M20: 9,411,950 km (0.045 R)
• M21: 9,740,916 km (0.098 R)
• M22: 9,851,319 km (0.102 R)
• M23: 12,324,172 km (0.084 R)
• M24: 12,383,712 km (0.115 R)
• M25: 14,658,497 km (0.058 R)
• M26: 14,975,495 km (0.101 R)
• M27: 15,230,858 km (0.083 R)
• M28: 15,616,522 km (0.118 R)
• M29: 15,745,774 km (0.115 R)
• M30: 16,528,770 km (0.106 R)
• M31: 16,726,538 km (0.117 R)
• M32: 17,124,319 km (0.111 R)
• M33: 17,659,580 km (0.11 R)
• M34: 17,861,836 km (0.073 R)
• M35: 18,064,691 km (0.045 R)
• M36: 18,541,010 km (0.097 R)
• M37: 18,746,558 km (0.092 R)
• M38: 19,367,389 km (0.084 R)
• M39: 20,135,275 km (0.081 R)
• M40: 20,416,968 km (0.065 R)
• M41: 20,487,578 km (0.059 R)
• M42: 22,425,170 km (0.064 R)
• M43: 22,717,185 km (0.09 R)
• M44: 24,270,609 km (0.1 R)
• M45: 24,645,501 km (0.033 R)
• M46: 25,022,338 km (0.109 R)
• M47: 25,552,962 km (0.089 R)
• M48: 25,629,107 km (0.099 R)
• M49: 26,087,475 km (0.046 R)
• M50: 26,857,306 km (0.096 R)
• M51: 27,322,705 km (0.053 R)
• M52: 29,850,011 km (0.116 R)
• M53: 32,615,627 km (0.103 R)
• M54: 33,112,142 km (0.101 R)
• M55: 33,611,051 km (0.102 R)
• M56: 34,785,095 km (0.056 R)
• M57: 36,914,621 km (0.056 R)
• M58: 37,431,930 km (0.107 R)
• M59: 37,518,398 km (0.106 R)
• M60: 38,125,466 km (0.09 R)
• M61: 39,965,969 km (0.117 R)
• M62: 40,408,479 km (0.119 R)
• M63: 40,674,614 km (0.117 R)
• M64: 41,655,976 km (0.071 R)
• M65: 42,014,712 km (0.071 R)
• M66: 43,187,708 km (0.11 R)
• M67: 45,381,412 km (0.037 R)
• M68: 46,306,226 km (0.065 R)
• M69: 46,584,777 km (0.039 R)
• M70: 47,143,675 km (0.113 R)
• M71: 47,798,614 km (0.1 R)
• M72: 48,833,682 km (0.076 R)
• M73: 49,117,319 km (0.044 R)
• M74: 49,496,251 km (0.086 R)
• M75: 51,694,143 km (0.116 R)
• M76: 51,983,166 km (0.102 R)
• M77: 52,272,638 km (0.073 R)
• M78: 52,369,278 km (0.057 R)
• M79: 52,466,068 km (0.065 R)
• M80: 53,144,644 km (0.116 R)
• M81: 53,241,733 km (0.103 R)
• M82: 54,412,486 km (0.102 R)
• M83: 55,197,575 km (0.099 R)
• M84: 58,576,093 km (0.067 R)
• M85: 58,776,854 km (0.066 R)
• M86: 59,179,122 km (0.063 R)
• M87: 62,123,059 km (0.098 R)
• M88: 62,635,432 km (0.078 R)
• M89: 62,738,205 km (0.083 R)
• M90: 63,252,224 km (0.052 R)
• M91: 63,974,183 km (0.098 R)
• M92: 64,491,642 km (0.031 R)
• M93: 65,114,418 km (0.084 R)
• M94: 65,322,359 km (0.112 R)
• M95: 65,426,479 km (0.058 R)
• M96: 65,739,139 km (0.118 R)
• M97: 65,947,828 km (0.05 R)
• M98: 67,204,450 km (0.109 R)
• M99: 67,941,219 km (0.072 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 14,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit