🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.79 AU - 0.95 AU

Year: 288 Days

Day: 24.6 Hours

Environment

Temp: 152 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,078,194 km

• M1: 89,460 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.09 AU - 4.43 AU

Year: 3119 Days

Day: 23.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,078,194 km

• M1: 1,620,594 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.7 AU - 4.82 AU

Year: 3684 Days

Day: 17.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,078,194 km

• M1: 1,451,099 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.8

Radius: 9.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.25 AU - 15.41 AU

Year: 15360 Days

Day: 7.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 57,078,194 km

• M1: 118,182 km (0.119 R)
• M2: 192,532 km (0.102 R)
• M3: 299,645 km (0.085 R)
• M4: 446,400 km (0.099 R)
• M5: 563,685 km (0.088 R)
• M6: 831,166 km (0.085 R)
• M7: 1,083,986 km (0.119 R)
• M8: 1,765,255 km (0.051 R)
• M9: 2,251,448 km (0.117 R)
• M10: 3,106,400 km (0.063 R)
• M11: 3,184,041 km (0.081 R)
• M12: 3,582,121 km (0.075 R)
• M13: 4,165,852 km (0.089 R)
• M14: 4,251,721 km (0.119 R)
• M15: 4,601,032 km (0.108 R)
• M16: 4,719,514 km (0.11 R)
• M17: 4,779,203 km (0.082 R)
• M18: 5,142,427 km (0.054 R)
• M19: 5,203,762 km (0.087 R)
• M20: 5,451,945 km (0.078 R)
• M21: 5,799,461 km (0.1 R)
• M22: 6,884,793 km (0.044 R)
• M23: 7,020,628 km (0.063 R)
• M24: 7,260,433 km (0.089 R)
• M25: 7,398,811 km (0.075 R)
• M26: 9,050,671 km (0.089 R)
• M27: 9,613,309 km (0.071 R)
• M28: 9,727,153 km (0.095 R)
• M29: 10,071,527 km (0.11 R)
• M30: 11,049,000 km (0.103 R)
• M31: 11,771,408 km (0.061 R)
• M32: 12,261,490 km (0.071 R)
• M33: 12,385,058 km (0.11 R)
• M34: 12,550,364 km (0.119 R)
• M35: 12,967,143 km (0.074 R)
• M36: 13,261,552 km (0.084 R)
• M37: 13,430,897 km (0.094 R)
• M38: 14,244,560 km (0.091 R)
• M39: 14,417,944 km (0.057 R)
• M40: 14,679,291 km (0.051 R)
• M41: 14,942,135 km (0.086 R)
• M42: 15,964,337 km (0.116 R)
• M43: 16,234,660 km (0.119 R)
• M44: 16,370,495 km (0.096 R)
• M45: 16,552,107 km (0.115 R)
• M46: 17,239,060 km (0.04 R)
• M47: 17,331,362 km (0.058 R)
• M48: 17,795,415 km (0.083 R)
• M49: 17,982,113 km (0.105 R)
• M50: 18,357,454 km (0.086 R)
• M51: 18,498,973 km (0.106 R)
• M52: 20,078,877 km (0.08 R)
• M53: 20,762,090 km (0.049 R)
• M54: 21,205,349 km (0.1 R)
• M55: 23,009,499 km (0.119 R)
• M56: 24,032,898 km (0.092 R)
• M57: 24,862,418 km (0.098 R)
• M58: 29,147,948 km (0.05 R)
• M59: 29,368,156 km (0.054 R)
• M60: 29,865,719 km (0.089 R)
• M61: 30,254,524 km (0.094 R)
• M62: 32,337,824 km (0.09 R)
• M63: 33,482,995 km (0.073 R)
• M64: 34,525,094 km (0.114 R)
• M65: 35,050,033 km (0.099 R)
• M66: 35,754,190 km (0.081 R)
• M67: 35,871,924 km (0.115 R)
• M68: 36,700,247 km (0.054 R)
• M69: 37,714,521 km (0.059 R)
• M70: 38,556,607 km (0.066 R)
• M71: 39,162,030 km (0.045 R)
• M72: 39,770,444 km (0.107 R)
• M73: 40,812,094 km (0.098 R)
• M74: 41,181,900 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.4

Radius: 11.5

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.33 AU - 13.17 AU

Year: 16151 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 57,078,194 km

• M1: 144,811 km (0.091 R)
• M2: 292,165 km (0.09 R)
• M3: 779,555 km (0.058 R)
• M4: 1,021,903 km (0.102 R)
• M5: 1,197,531 km (0.098 R)
• M6: 1,383,332 km (0.081 R)
• M7: 1,455,587 km (0.053 R)
• M8: 1,680,283 km (0.085 R)
• M9: 2,052,632 km (0.067 R)
• M10: 2,334,475 km (0.063 R)
• M11: 2,689,471 km (0.036 R)
• M12: 2,873,476 km (0.034 R)
• M13: 3,030,105 km (0.058 R)
• M14: 4,346,865 km (0.113 R)
• M15: 4,418,822 km (0.093 R)
• M16: 5,121,334 km (0.108 R)
• M17: 5,622,187 km (0.11 R)
• M18: 5,739,921 km (0.058 R)
• M19: 5,938,138 km (0.104 R)
• M20: 7,047,406 km (0.094 R)
• M21: 7,174,714 km (0.104 R)
• M22: 8,264,235 km (0.065 R)
• M23: 9,219,118 km (0.105 R)
• M24: 9,451,743 km (0.106 R)
• M25: 9,875,105 km (0.086 R)
• M26: 11,982,789 km (0.116 R)
• M27: 12,543,632 km (0.107 R)
• M28: 12,905,060 km (0.069 R)
• M29: 13,903,327 km (0.079 R)
• M30: 14,063,247 km (0.047 R)
• M31: 15,917,812 km (0.109 R)
• M32: 16,534,155 km (0.056 R)
• M33: 16,647,101 km (0.069 R)
• M34: 16,930,589 km (0.113 R)
• M35: 17,502,203 km (0.116 R)
• M36: 17,964,012 km (0.077 R)
• M37: 20,818,638 km (0.089 R)
• M38: 21,123,967 km (0.085 R)
• M39: 22,173,396 km (0.111 R)
• M40: 22,298,011 km (0.11 R)
• M41: 22,610,521 km (0.074 R)
• M42: 23,176,600 km (0.114 R)
• M43: 23,429,719 km (0.093 R)
• M44: 23,811,194 km (0.049 R)
• M45: 24,258,641 km (0.052 R)
• M46: 25,097,287 km (0.05 R)
• M47: 25,227,138 km (0.12 R)
• M48: 25,552,812 km (0.062 R)
• M49: 25,879,833 km (0.096 R)
• M50: 26,869,124 km (0.083 R)
• M51: 27,669,622 km (0.043 R)
• M52: 27,803,662 km (0.098 R)
• M53: 27,938,150 km (0.106 R)
• M54: 28,477,750 km (0.09 R)
• M55: 28,681,053 km (0.072 R)
• M56: 29,430,539 km (0.112 R)
• M57: 30,048,528 km (0.106 R)
• M58: 30,879,244 km (0.12 R)
• M59: 31,928,225 km (0.028 R)
• M60: 32,068,996 km (0.047 R)
• M61: 33,630,798 km (0.092 R)
• M62: 33,845,621 km (0.09 R)
• M63: 33,989,235 km (0.119 R)
• M64: 34,709,848 km (0.106 R)
• M65: 35,362,693 km (0.106 R)
• M66: 37,271,561 km (0.09 R)
• M67: 38,762,454 km (0.099 R)
• M68: 39,666,474 km (0.112 R)
• M69: 40,501,230 km (0.119 R)
• M70: 42,962,264 km (0.057 R)
• M71: 43,195,488 km (0.108 R)
• M72: 43,429,159 km (0.091 R)
• M73: 43,585,040 km (0.107 R)
• M74: 44,603,503 km (0.11 R)
• M75: 44,682,191 km (0.063 R)
• M76: 44,918,406 km (0.109 R)
• M77: 44,997,394 km (0.082 R)
• M78: 45,392,332 km (0.041 R)
• M79: 46,743,799 km (0.102 R)
• M80: 50,630,502 km (0.038 R)
• M81: 50,712,481 km (0.104 R)
• M82: 52,031,635 km (0.078 R)
• M83: 52,446,171 km (0.118 R)
• M84: 54,535,455 km (0.036 R)
• M85: 55,125,319 km (0.106 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 12,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit