🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.6 AU - 0.64 AU

Year: 176 Days

Day: 44.8 Hours

Environment

Temp: 141 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,703,705 km

• M1: 345,571 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.51 AU - 0.79 AU

Year: 189 Days

Day: 22.6 Hours

Environment

Temp: 184 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,703,705 km

• M1: 207,343 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.04 AU - 1.12 AU

Year: 404 Days

Day: 26.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 34,703,705 km

• M1: 208,539 km (0.066 R)
• M2: 612,454 km (0.066 R)

Asteroid Belt

Center: 7.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.6

Radius: 7.3

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.8 AU - 17.24 AU

Year: 18893 Days

Day: 21.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 34,703,705 km

• M1: 95,593 km (0.068 R)
• M2: 394,041 km (0.036 R)
• M3: 613,501 km (0.099 R)
• M4: 774,319 km (0.084 R)
• M5: 968,945 km (0.115 R)
• M6: 1,380,788 km (0.101 R)
• M7: 1,893,610 km (0.108 R)
• M8: 2,211,356 km (0.112 R)
• M9: 2,517,433 km (0.115 R)
• M10: 2,632,025 km (0.12 R)
• M11: 2,807,204 km (0.081 R)
• M12: 3,230,865 km (0.036 R)
• M13: 3,609,946 km (0.04 R)
• M14: 3,707,035 km (0.105 R)
• M15: 3,969,879 km (0.089 R)
• M16: 4,410,145 km (0.103 R)
• M17: 5,117,444 km (0.063 R)
• M18: 5,521,358 km (0.107 R)
• M19: 5,821,601 km (0.078 R)
• M20: 5,935,595 km (0.118 R)
• M21: 6,320,959 km (0.102 R)
• M22: 6,477,289 km (0.045 R)
• M23: 6,674,608 km (0.098 R)
• M24: 6,833,930 km (0.062 R)
• M25: 7,442,344 km (0.116 R)
• M26: 8,110,449 km (0.094 R)
• M27: 9,192,340 km (0.081 R)
• M28: 10,181,481 km (0.101 R)
• M29: 10,642,243 km (0.108 R)
• M30: 10,921,991 km (0.079 R)
• M31: 10,968,815 km (0.102 R)
• M32: 11,679,704 km (0.065 R)
• M33: 11,775,596 km (0.107 R)
• M34: 12,699,662 km (0.082 R)
• M35: 13,145,614 km (0.048 R)
• M36: 14,154,651 km (0.11 R)
• M37: 14,256,976 km (0.053 R)
• M38: 14,616,909 km (0.1 R)
• M39: 15,714,508 km (0.107 R)
• M40: 16,838,587 km (0.096 R)
• M41: 17,109,957 km (0.093 R)
• M42: 17,219,014 km (0.106 R)
• M43: 17,547,381 km (0.084 R)
• M44: 17,822,492 km (0.091 R)
• M45: 18,210,250 km (0.088 R)
• M46: 18,488,801 km (0.108 R)
• M47: 19,674,364 km (0.049 R)
• M48: 20,017,541 km (0.099 R)
• M49: 20,074,987 km (0.068 R)
• M50: 20,710,030 km (0.074 R)
• M51: 21,234,371 km (0.042 R)
• M52: 21,704,257 km (0.117 R)
• M53: 23,557,027 km (0.109 R)
• M54: 24,902,510 km (0.114 R)
• M55: 25,087,862 km (0.085 R)
• M56: 25,834,056 km (0.064 R)
• M57: 26,147,015 km (0.094 R)
• M58: 26,840,252 km (0.086 R)
• M59: 26,966,811 km (0.082 R)
• M60: 27,284,408 km (0.043 R)
• M61: 28,309,003 km (0.116 R)
• M62: 29,085,566 km (0.091 R)
• M63: 29,346,016 km (0.093 R)
• M64: 30,395,445 km (0.073 R)
• M65: 32,261,379 km (0.111 R)
• M66: 32,666,041 km (0.092 R)
• M67: 33,821,685 km (0.078 R)
• M68: 34,027,083 km (0.1 R)
• M69: 34,714,485 km (0.035 R)
• M70: 35,545,352 km (0.092 R)
• M71: 36,804,068 km (0.081 R)
• M72: 36,944,840 km (0.104 R)
• M73: 38,433,488 km (0.097 R)
• M74: 38,719,220 km (0.086 R)
• M75: 39,077,507 km (0.09 R)
• M76: 39,149,314 km (0.111 R)
• M77: 39,580,904 km (0.111 R)
• M78: 39,653,010 km (0.093 R)
• M79: 40,376,166 km (0.108 R)
• M80: 40,593,981 km (0.112 R)
• M81: 41,103,810 km (0.097 R)
• M82: 41,982,698 km (0.081 R)
• M83: 43,609,874 km (0.107 R)
• M84: 44,206,769 km (0.114 R)
• M85: 44,581,063 km (0.117 R)
• M86: 45,107,049 km (0.09 R)
• M87: 46,468,839 km (0.084 R)
• M88: 48,922,842 km (0.105 R)
• M89: 49,387,643 km (0.092 R)
• M90: 49,931,880 km (0.115 R)
• M91: 50,712,631 km (0.105 R)
• M92: 51,576,110 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31.7

Radius: 3.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 15.97 AU - 21.03 AU

Year: 28637 Days

Day: 20.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 34,703,705 km

• M1: 185,501 km (0.067 R)
• M2: 346,768 km (0.078 R)
• M3: 570,566 km (0.107 R)
• M4: 746,045 km (0.085 R)
• M5: 937,829 km (0.091 R)
• M6: 1,364,931 km (0.101 R)
• M7: 1,507,199 km (0.08 R)
• M8: 1,654,104 km (0.109 R)
• M9: 1,691,653 km (0.085 R)
• M10: 2,434,855 km (0.104 R)
• M11: 2,563,808 km (0.069 R)
• M12: 2,651,024 km (0.099 R)
• M13: 2,828,447 km (0.077 R)
• M14: 3,600,222 km (0.117 R)
• M15: 3,796,495 km (0.105 R)
• M16: 4,072,204 km (0.111 R)
• M17: 4,123,067 km (0.091 R)
• M18: 4,642,920 km (0.08 R)
• M19: 4,910,550 km (0.083 R)
• M20: 5,210,643 km (0.106 R)
• M21: 5,265,845 km (0.089 R)
• M22: 6,146,229 km (0.119 R)
• M23: 6,321,707 km (0.052 R)
• M24: 7,974,913 km (0.11 R)
• M25: 8,262,739 km (0.048 R)
• M26: 8,914,537 km (0.032 R)
• M27: 9,854,311 km (0.091 R)
• M28: 10,474,993 km (0.087 R)
• M29: 11,286,262 km (0.069 R)
• M30: 12,411,387 km (0.089 R)
• M31: 13,420,126 km (0.099 R)
• M32: 14,922,836 km (0.083 R)
• M33: 15,040,570 km (0.049 R)
• M34: 15,753,853 km (0.111 R)
• M35: 15,833,738 km (0.082 R)
• M36: 16,034,199 km (0.108 R)
• M37: 16,762,591 km (0.101 R)
• M38: 17,377,737 km (0.112 R)
• M39: 17,625,920 km (0.118 R)
• M40: 18,419,387 km (0.106 R)
• M41: 19,652,822 km (0.119 R)
• M42: 21,663,417 km (0.117 R)
• M43: 23,100,155 km (0.06 R)
• M44: 23,372,872 km (0.095 R)
• M45: 25,125,262 km (0.057 R)
• M46: 25,687,301 km (0.117 R)
• M47: 26,158,983 km (0.072 R)
• M48: 27,014,982 km (0.111 R)
• M49: 29,835,051 km (0.098 R)
• M50: 31,833,828 km (0.12 R)
• M51: 34,236,969 km (0.11 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 19,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit