🌌 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: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.73 AU - 1.03 AU

Year: 289 Days

Day: 41.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 146.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.76 AU - 1.2 AU

Year: 339 Days

Day: 23.4 Hours

Environment

Temp: 149 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,642,649 km

• M1: 486,043 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.47 AU - 3.01 AU

Year: 1587 Days

Day: 36.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.71 AU - 6.07 AU

Year: 3783 Days

Day: 15 Hours

Environment

Temp: -134 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,642,649 km

• M1: 1,637,199 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.7

Radius: 10.2

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.34 AU - 7.3 AU

Year: 6231 Days

Day: 12.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 51,642,649 km

• M1: 146,008 km (0.042 R)
• M2: 264,040 km (0.119 R)
• M3: 388,655 km (0.103 R)
• M4: 825,930 km (0.099 R)
• M5: 909,256 km (0.114 R)
• M6: 1,115,252 km (0.105 R)
• M7: 1,256,024 km (0.072 R)
• M8: 1,590,225 km (0.102 R)
• M9: 1,785,899 km (0.054 R)
• M10: 1,989,801 km (0.041 R)
• M11: 2,604,649 km (0.07 R)
• M12: 2,965,927 km (0.043 R)
• M13: 3,298,035 km (0.12 R)
• M14: 3,618,772 km (0.114 R)
• M15: 4,046,174 km (0.086 R)
• M16: 4,439,466 km (0.118 R)
• M17: 4,590,261 km (0.101 R)
• M18: 5,052,668 km (0.069 R)
• M19: 5,342,589 km (0.098 R)
• M20: 5,746,802 km (0.104 R)
• M21: 6,105,239 km (0.071 R)
• M22: 6,189,014 km (0.112 R)
• M23: 6,329,336 km (0.108 R)
• M24: 6,414,158 km (0.051 R)
• M25: 6,814,781 km (0.061 R)
• M26: 7,580,423 km (0.052 R)
• M27: 8,065,120 km (0.118 R)
• M28: 9,256,219 km (0.075 R)
• M29: 9,643,677 km (0.12 R)
• M30: 9,741,514 km (0.062 R)
• M31: 10,235,038 km (0.111 R)
• M32: 10,301,459 km (0.105 R)
• M33: 10,568,641 km (0.111 R)
• M34: 11,418,207 km (0.107 R)
• M35: 11,556,136 km (0.104 R)
• M36: 12,360,374 km (0.105 R)
• M37: 12,715,520 km (0.11 R)
• M38: 13,038,202 km (0.094 R)
• M39: 13,436,133 km (0.055 R)
• M40: 14,096,159 km (0.114 R)
• M41: 14,355,561 km (0.072 R)
• M42: 14,616,610 km (0.075 R)
• M43: 14,992,399 km (0.084 R)
• M44: 15,295,185 km (0.088 R)
• M45: 15,409,329 km (0.076 R)
• M46: 15,523,621 km (0.116 R)
• M47: 16,099,872 km (0.12 R)
• M48: 16,839,634 km (0.108 R)
• M49: 17,312,662 km (0.078 R)
• M50: 18,676,397 km (0.102 R)
• M51: 18,757,778 km (0.103 R)
• M52: 18,920,690 km (0.085 R)
• M53: 19,166,030 km (0.087 R)
• M54: 19,949,774 km (0.1 R)
• M55: 20,116,126 km (0.083 R)
• M56: 20,786,175 km (0.093 R)
• M57: 21,123,818 km (0.073 R)
• M58: 21,719,367 km (0.083 R)
• M59: 22,019,161 km (0.103 R)
• M60: 22,105,030 km (0.104 R)
• M61: 22,449,704 km (0.112 R)
• M62: 22,666,172 km (0.09 R)
• M63: 22,796,322 km (0.086 R)
• M64: 23,450,813 km (0.071 R)
• M65: 23,582,459 km (0.108 R)
• M66: 24,155,867 km (0.114 R)
• M67: 24,333,141 km (0.093 R)
• M68: 24,422,002 km (0.107 R)
• M69: 25,091,602 km (0.111 R)
• M70: 25,226,240 km (0.098 R)
• M71: 26,221,216 km (0.078 R)
• M72: 26,449,053 km (0.07 R)
• M73: 27,505,812 km (0.06 R)
• M74: 27,737,390 km (0.026 R)
• M75: 29,093,196 km (0.106 R)
• M76: 29,376,534 km (0.105 R)
• M77: 29,660,620 km (0.051 R)
• M78: 30,614,307 km (0.103 R)
• M79: 31,481,226 km (0.102 R)
• M80: 32,209,768 km (0.116 R)
• M81: 32,551,749 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368

Radius: 12

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 9.48 AU - 15.3 AU

Year: 15258 Days

Day: 11.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 51,642,649 km

• M1: 186,100 km (0.11 R)
• M2: 444,006 km (0.057 R)
• M3: 576,700 km (0.12 R)
• M4: 742,305 km (0.114 R)
• M5: 1,270,984 km (0.076 R)
• M6: 1,926,372 km (0.096 R)
• M7: 2,027,799 km (0.061 R)
• M8: 2,479,734 km (0.067 R)
• M9: 2,760,380 km (0.105 R)
• M10: 3,021,877 km (0.094 R)
• M11: 3,475,757 km (0.06 R)
• M12: 3,569,106 km (0.099 R)
• M13: 3,951,329 km (0.119 R)
• M14: 4,048,866 km (0.09 R)
• M15: 4,686,004 km (0.107 R)
• M16: 4,893,795 km (0.049 R)
• M17: 5,462,865 km (0.117 R)
• M18: 5,571,922 km (0.053 R)
• M19: 5,977,931 km (0.103 R)
• M20: 7,373,529 km (0.119 R)
• M21: 7,656,269 km (0.098 R)
• M22: 7,942,600 km (0.102 R)
• M23: 8,737,712 km (0.043 R)
• M24: 9,558,107 km (0.071 R)
• M25: 9,778,016 km (0.111 R)
• M26: 9,999,720 km (0.098 R)
• M27: 10,133,610 km (0.076 R)
• M28: 10,312,978 km (0.076 R)
• M29: 10,674,855 km (0.041 R)
• M30: 10,948,919 km (0.117 R)
• M31: 11,040,921 km (0.049 R)
• M32: 11,271,751 km (0.048 R)
• M33: 11,926,840 km (0.088 R)
• M34: 12,402,411 km (0.037 R)
• M35: 12,642,516 km (0.087 R)
• M36: 12,787,327 km (0.115 R)
• M37: 13,225,050 km (0.11 R)
• M38: 13,519,608 km (0.073 R)
• M39: 14,115,307 km (0.111 R)
• M40: 14,517,127 km (0.088 R)
• M41: 14,871,824 km (0.106 R)
• M42: 16,688,241 km (0.047 R)
• M43: 17,113,248 km (0.08 R)
• M44: 17,434,285 km (0.115 R)
• M45: 17,811,422 km (0.094 R)
• M46: 18,738,629 km (0.089 R)
• M47: 19,346,745 km (0.079 R)
• M48: 19,458,045 km (0.072 R)
• M49: 19,625,445 km (0.099 R)
• M50: 20,017,691 km (0.085 R)
• M51: 21,497,513 km (0.099 R)
• M52: 22,484,111 km (0.055 R)
• M53: 22,659,739 km (0.087 R)
• M54: 23,248,556 km (0.048 R)
• M55: 23,426,129 km (0.091 R)
• M56: 23,604,150 km (0.083 R)
• M57: 25,653,492 km (0.117 R)
• M58: 27,508,655 km (0.119 R)
• M59: 28,073,686 km (0.096 R)
• M60: 29,087,511 km (0.102 R)
• M61: 29,342,874 km (0.08 R)
• M62: 30,565,837 km (0.104 R)
• M63: 30,695,538 km (0.115 R)
• M64: 30,825,389 km (0.119 R)
• M65: 33,662,064 km (0.092 R)
• M66: 34,064,482 km (0.077 R)
• M67: 34,603,633 km (0.079 R)
• M68: 36,856,876 km (0.115 R)
• M69: 40,147,132 km (0.111 R)
• M70: 41,288,564 km (0.086 R)
• M71: 41,935,275 km (0.095 R)
• M72: 42,151,594 km (0.031 R)
• M73: 43,457,284 km (0.078 R)
• M74: 43,968,609 km (0.078 R)
• M75: 44,115,066 km (0.111 R)
• M76: 44,555,482 km (0.058 R)
• M77: 44,923,642 km (0.095 R)
• M78: 45,588,754 km (0.103 R)
• M79: 46,555,306 km (0.111 R)
• M80: 46,779,254 km (0.062 R)
• M81: 46,928,702 km (0.098 R)
• M82: 47,528,440 km (0.112 R)
• M83: 49,190,772 km (0.11 R)
• M84: 50,488,384 km (0.046 R)
• M85: 51,256,868 km (0.097 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 13,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit