🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.44 AU - 0.68 AU

Year: 153 Days

Day: 16.7 Hours

Environment

Temp: 152 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,711,398 km

• M1: 135,236 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.65 AU - 0.67 AU

Year: 196 Days

Day: 47.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.78 AU - 0.82 AU

Year: 261 Days

Day: 30 Hours

Environment

Temp: 139 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,711,398 km

• M1: 402,119 km (0.036 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.5 AU - 1.76 AU

Year: 760 Days

Day: 33.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.48 AU - 2.22 AU

Year: 919 Days

Day: 14.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,711,398 km

• M1: 318,643 km (0.094 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.09 AU - 2.41 AU

Year: 1233 Days

Day: 35.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,711,398 km

• M1: 141,520 km (0.113 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.88 AU - 4.04 AU

Year: 2351 Days

Day: 26.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.9

Radius: 14.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.04 AU - 6.1 AU

Year: 4170 Days

Day: 6.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 47,711,398 km

• M1: 184,604 km (0.098 R)
• M2: 299,794 km (0.097 R)
• M3: 408,701 km (0.093 R)
• M4: 518,357 km (0.049 R)
• M5: 633,996 km (0.117 R)
• M6: 915,090 km (0.099 R)
• M7: 1,371,962 km (0.057 R)
• M8: 1,489,097 km (0.038 R)
• M9: 1,803,402 km (0.116 R)
• M10: 1,968,858 km (0.09 R)
• M11: 2,340,758 km (0.111 R)
• M12: 2,575,028 km (0.1 R)
• M13: 2,789,851 km (0.083 R)
• M14: 2,941,094 km (0.044 R)
• M15: 3,095,180 km (0.085 R)
• M16: 3,396,919 km (0.033 R)
• M17: 3,529,313 km (0.096 R)
• M18: 3,844,815 km (0.045 R)
• M19: 4,217,014 km (0.109 R)
• M20: 4,962,909 km (0.088 R)
• M21: 5,113,704 km (0.08 R)
• M22: 5,368,619 km (0.09 R)
• M23: 5,523,453 km (0.104 R)
• M24: 5,627,573 km (0.051 R)
• M25: 5,767,447 km (0.12 R)
• M26: 5,979,576 km (0.117 R)
• M27: 6,122,293 km (0.062 R)
• M28: 6,466,069 km (0.094 R)
• M29: 6,594,274 km (0.102 R)
• M30: 6,909,477 km (0.06 R)
• M31: 7,191,618 km (0.066 R)
• M32: 7,515,947 km (0.095 R)
• M33: 7,651,033 km (0.068 R)
• M34: 8,080,529 km (0.119 R)
• M35: 8,278,447 km (0.092 R)
• M36: 8,437,918 km (0.086 R)
• M37: 8,578,391 km (0.051 R)
• M38: 8,881,925 km (0.102 R)
• M39: 9,250,833 km (0.046 R)
• M40: 9,624,828 km (0.092 R)
• M41: 9,750,640 km (0.043 R)
• M42: 10,109,974 km (0.109 R)
• M43: 10,646,432 km (0.108 R)
• M44: 10,798,274 km (0.052 R)
• M45: 10,994,696 km (0.112 R)
• M46: 11,501,982 km (0.05 R)
• M47: 11,994,308 km (0.064 R)
• M48: 12,129,695 km (0.112 R)
• M49: 12,356,784 km (0.117 R)
• M50: 12,837,891 km (0.119 R)
• M51: 12,976,568 km (0.111 R)
• M52: 13,348,768 km (0.105 R)
• M53: 13,489,240 km (0.058 R)
• M54: 14,414,204 km (0.119 R)
• M55: 14,606,437 km (0.076 R)
• M56: 14,920,742 km (0.112 R)
• M57: 15,115,369 km (0.115 R)
• M58: 15,237,441 km (0.039 R)
• M59: 15,654,669 km (0.108 R)
• M60: 16,500,645 km (0.116 R)
• M61: 17,030,670 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.5

Radius: 14.7

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.31 AU - 10.39 AU

Year: 10443 Days

Day: 14.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 47,711,398 km

• M1: 194,776 km (0.086 R)
• M2: 348,563 km (0.091 R)
• M3: 480,808 km (0.101 R)
• M4: 621,430 km (0.084 R)
• M5: 795,861 km (0.062 R)
• M6: 970,441 km (0.086 R)
• M7: 1,063,042 km (0.088 R)
• M8: 2,060,561 km (0.115 R)
• M9: 2,384,889 km (0.035 R)
• M10: 2,488,112 km (0.116 R)
• M11: 2,807,054 km (0.072 R)
• M12: 2,916,410 km (0.09 R)
• M13: 3,310,601 km (0.079 R)
• M14: 3,426,390 km (0.068 R)
• M15: 3,903,607 km (0.064 R)
• M16: 4,402,067 km (0.062 R)
• M17: 5,221,564 km (0.114 R)
• M18: 5,459,574 km (0.082 R)
• M19: 5,631,911 km (0.052 R)
• M20: 6,159,543 km (0.118 R)
• M21: 6,447,519 km (0.075 R)
• M22: 6,556,725 km (0.106 R)
• M23: 7,036,934 km (0.112 R)
• M24: 7,186,981 km (0.091 R)
• M25: 7,875,730 km (0.039 R)
• M26: 8,625,664 km (0.099 R)
• M27: 9,070,268 km (0.083 R)
• M28: 9,897,994 km (0.115 R)
• M29: 10,150,964 km (0.097 R)
• M30: 10,448,962 km (0.064 R)
• M31: 10,620,551 km (0.102 R)
• M32: 10,836,421 km (0.047 R)
• M33: 11,758,692 km (0.101 R)
• M34: 12,251,766 km (0.111 R)
• M35: 12,569,213 km (0.087 R)
• M36: 13,073,508 km (0.1 R)
• M37: 13,397,836 km (0.086 R)
• M38: 13,678,033 km (0.089 R)
• M39: 14,101,993 km (0.065 R)
• M40: 14,291,833 km (0.104 R)
• M41: 15,107,889 km (0.091 R)
• M42: 15,253,597 km (0.07 R)
• M43: 15,399,605 km (0.105 R)
• M44: 15,497,292 km (0.068 R)
• M45: 15,840,619 km (0.099 R)
• M46: 16,087,456 km (0.102 R)
• M47: 16,335,639 km (0.105 R)
• M48: 16,435,271 km (0.115 R)
• M49: 16,785,479 km (0.089 R)
• M50: 17,037,103 km (0.08 R)
• M51: 17,188,795 km (0.105 R)
• M52: 17,340,787 km (0.099 R)
• M53: 18,056,463 km (0.052 R)
• M54: 19,147,929 km (0.081 R)
• M55: 19,834,284 km (0.101 R)
• M56: 21,886,617 km (0.076 R)
• M57: 22,826,690 km (0.108 R)
• M58: 22,938,141 km (0.11 R)
• M59: 23,161,490 km (0.057 R)
• M60: 23,554,334 km (0.112 R)
• M61: 23,892,725 km (0.059 R)
• M62: 25,493,422 km (0.032 R)
• M63: 27,780,175 km (0.096 R)
• M64: 28,737,302 km (0.096 R)
• M65: 29,522,990 km (0.073 R)
• M66: 31,610,928 km (0.085 R)
• M67: 32,234,003 km (0.049 R)
• M68: 32,421,748 km (0.062 R)
• M69: 32,609,793 km (0.064 R)
• M70: 33,682,709 km (0.119 R)
• M71: 33,873,147 km (0.095 R)
• M72: 34,064,034 km (0.091 R)
• M73: 34,319,098 km (0.048 R)
• M74: 34,766,994 km (0.048 R)
• M75: 35,539,368 km (0.085 R)
• M76: 36,122,351 km (0.095 R)
• M77: 38,022,244 km (0.077 R)
• M78: 39,418,291 km (0.06 R)
• M79: 41,509,669 km (0.055 R)
• M80: 44,748,762 km (0.101 R)
• M81: 46,081,081 km (0.118 R)
• M82: 47,213,238 km (0.085 R)
• M83: 47,355,356 km (0.082 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 17,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit