🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.55 AU - 0.83 AU

Year: 264 Days

Day: 22.3 Hours

Environment

Temp: -32 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.75 AU - 1.13 AU

Year: 419 Days

Day: 47.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.5

Radius: 10.6

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.73 AU - 3.07 AU

Year: 2273 Days

Day: 12.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 88.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 27,994,080 km

• M1: 132,095 km (0.09 R)
• M2: 216,767 km (0.115 R)
• M3: 346,768 km (0.05 R)
• M4: 521,797 km (0.113 R)
• M5: 734,077 km (0.07 R)
• M6: 866,770 km (0.03 R)
• M7: 1,068,129 km (0.087 R)
• M8: 1,395,299 km (0.058 R)
• M9: 1,463,067 km (0.084 R)
• M10: 1,868,477 km (0.075 R)
• M11: 1,985,912 km (0.096 R)
• M12: 2,228,260 km (0.086 R)
• M13: 2,317,271 km (0.108 R)
• M14: 2,610,034 km (0.109 R)
• M15: 2,760,978 km (0.104 R)
• M16: 3,032,199 km (0.106 R)
• M17: 3,151,130 km (0.066 R)
• M18: 3,322,270 km (0.108 R)
• M19: 3,726,633 km (0.119 R)
• M20: 3,811,455 km (0.108 R)
• M21: 3,961,651 km (0.06 R)
• M22: 4,070,109 km (0.092 R)
• M23: 4,424,058 km (0.119 R)
• M24: 4,570,664 km (0.08 R)
• M25: 4,718,915 km (0.111 R)
• M26: 4,857,293 km (0.091 R)
• M27: 4,973,531 km (0.1 R)
• M28: 5,090,816 km (0.088 R)
• M29: 5,340,046 km (0.12 R)
• M30: 5,520,461 km (0.076 R)
• M31: 5,617,550 km (0.051 R)
• M32: 5,949,507 km (0.026 R)
• M33: 6,504,067 km (0.108 R)
• M34: 6,645,437 km (0.114 R)
• M35: 6,852,779 km (0.07 R)
• M36: 7,035,887 km (0.109 R)
• M37: 7,581,620 km (0.119 R)
• M38: 7,649,089 km (0.05 R)
• M39: 7,852,841 km (0.108 R)
• M40: 8,085,915 km (0.095 R)
• M41: 8,321,232 km (0.064 R)
• M42: 8,770,474 km (0.045 R)
• M43: 8,912,443 km (0.105 R)
• M44: 9,112,605 km (0.104 R)
• M45: 9,314,113 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.7

Radius: 12.6

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.01 AU - 6.09 AU

Year: 6017 Days

Day: 9.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 27,994,080 km

• M1: 159,771 km (0.067 R)
• M2: 241,601 km (0.119 R)
• M3: 387,010 km (0.085 R)
• M4: 492,476 km (0.11 R)
• M5: 573,708 km (0.096 R)
• M6: 712,834 km (0.073 R)
• M7: 794,215 km (0.082 R)
• M8: 967,599 km (0.112 R)
• M9: 1,059,303 km (0.101 R)
• M10: 1,252,284 km (0.073 R)
• M11: 1,370,616 km (0.062 R)
• M12: 1,564,345 km (0.084 R)
• M13: 1,901,389 km (0.058 R)
• M14: 2,159,296 km (0.088 R)
• M15: 2,241,126 km (0.071 R)
• M16: 2,428,871 km (0.118 R)
• M17: 2,665,684 km (0.049 R)
• M18: 3,885,655 km (0.037 R)
• M19: 4,087,163 km (0.119 R)
• M20: 4,500,652 km (0.052 R)
• M21: 4,846,672 km (0.103 R)
• M22: 4,954,981 km (0.069 R)
• M23: 5,201,368 km (0.11 R)
• M24: 5,451,945 km (0.119 R)
• M25: 5,536,468 km (0.112 R)
• M26: 5,792,280 km (0.055 R)
• M27: 5,936,193 km (0.082 R)
• M28: 6,023,109 km (0.066 R)
• M29: 6,464,124 km (0.111 R)
• M30: 7,191,469 km (0.095 R)
• M31: 7,315,186 km (0.04 R)
• M32: 7,881,115 km (0.052 R)
• M33: 8,298,493 km (0.062 R)
• M34: 8,888,507 km (0.109 R)
• M35: 9,021,500 km (0.118 R)
• M36: 9,424,516 km (0.102 R)
• M37: 9,798,960 km (0.087 R)
• M38: 10,109,076 km (0.108 R)
• M39: 10,282,759 km (0.038 R)
• M40: 10,422,484 km (0.093 R)
• M41: 11,166,135 km (0.056 R)
• M42: 12,517,751 km (0.088 R)
• M43: 12,704,450 km (0.093 R)
• M44: 13,920,680 km (0.055 R)
• M45: 14,269,393 km (0.068 R)
• M46: 14,857,163 km (0.039 R)
• M47: 14,936,001 km (0.104 R)
• M48: 15,173,862 km (0.053 R)
• M49: 16,544,627 km (0.052 R)
• M50: 16,831,705 km (0.083 R)
• M51: 16,914,134 km (0.102 R)
• M52: 17,161,868 km (0.111 R)
• M53: 17,619,488 km (0.082 R)
• M54: 17,870,662 km (0.042 R)
• M55: 18,038,810 km (0.099 R)
• M56: 18,207,557 km (0.065 R)
• M57: 18,292,080 km (0.037 R)
• M58: 19,619,312 km (0.114 R)
• M59: 21,243,795 km (0.112 R)
• M60: 21,511,276 km (0.092 R)
• M61: 22,728,704 km (0.094 R)
• M62: 24,854,190 km (0.077 R)
• M63: 24,947,988 km (0.115 R)
• M64: 25,655,586 km (0.112 R)
• M65: 26,035,714 km (0.09 R)
• M66: 26,946,017 km (0.112 R)
• M67: 28,208,324 km (0.098 R)
• M68: 28,306,311 km (0.12 R)
• M69: 28,404,297 km (0.047 R)
• M70: 29,242,045 km (0.092 R)
• M71: 30,841,097 km (0.109 R)
• M72: 31,346,588 km (0.081 R)
• M73: 34,123,424 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.7

Radius: 14.4

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.41 AU - 8.97 AU

Year: 9813 Days

Day: 13.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 27,994,080 km

• M1: 246,238 km (0.062 R)
• M2: 393,293 km (0.117 R)
• M3: 508,932 km (0.053 R)
• M4: 639,980 km (0.109 R)
• M5: 980,764 km (0.078 R)
• M6: 1,180,028 km (0.099 R)
• M7: 1,320,949 km (0.115 R)
• M8: 1,714,840 km (0.119 R)
• M9: 1,909,467 km (0.089 R)
• M10: 2,094,370 km (0.072 R)
• M11: 2,356,615 km (0.073 R)
• M12: 2,500,977 km (0.111 R)
• M13: 2,932,717 km (0.096 R)
• M14: 3,108,195 km (0.051 R)
• M15: 3,552,201 km (0.067 R)
• M16: 3,803,077 km (0.086 R)
• M17: 4,168,395 km (0.117 R)
• M18: 4,322,331 km (0.098 R)
• M19: 4,522,942 km (0.115 R)
• M20: 4,658,478 km (0.068 R)
• M21: 4,910,401 km (0.093 R)
• M22: 5,073,163 km (0.091 R)
• M23: 5,913,903 km (0.068 R)
• M24: 6,037,620 km (0.077 R)
• M25: 6,413,859 km (0.099 R)
• M26: 6,746,116 km (0.088 R)
• M27: 7,268,661 km (0.09 R)
• M28: 7,588,352 km (0.089 R)
• M29: 7,777,145 km (0.067 R)
• M30: 9,661,330 km (0.049 R)
• M31: 10,042,655 km (0.098 R)
• M32: 10,548,894 km (0.084 R)
• M33: 11,866,701 km (0.09 R)
• M34: 12,401,813 km (0.119 R)
• M35: 13,692,394 km (0.115 R)
• M36: 13,856,652 km (0.056 R)
• M37: 14,654,607 km (0.111 R)
• M38: 14,789,096 km (0.083 R)
• M39: 15,127,037 km (0.091 R)
• M40: 15,296,981 km (0.055 R)
• M41: 15,638,662 km (0.11 R)
• M42: 16,960,359 km (0.112 R)
• M43: 17,385,217 km (0.1 R)
• M44: 17,563,239 km (0.106 R)
• M45: 17,813,666 km (0.097 R)
• M46: 18,137,096 km (0.088 R)
• M47: 18,753,739 km (0.107 R)
• M48: 18,863,244 km (0.05 R)
• M49: 20,193,917 km (0.104 R)
• M50: 20,719,604 km (0.066 R)
• M51: 20,832,850 km (0.083 R)
• M52: 20,946,395 km (0.107 R)
• M53: 24,683,948 km (0.107 R)
• M54: 25,286,378 km (0.113 R)
• M55: 25,569,118 km (0.057 R)
• M56: 25,690,592 km (0.035 R)
• M57: 26,505,601 km (0.097 R)
• M58: 27,412,015 km (0.074 R)
• M59: 27,536,330 km (0.07 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 18,658 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit