🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1 AU - 1.14 AU

Year: 400 Days

Day: 36.7 Hours

Environment

Temp: 38 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,529,896 km

• M1: 861,235 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.57 AU - 1.69 AU

Year: 753 Days

Day: 28.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.25 AU - 3.39 AU

Year: 1713 Days

Day: 12.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.75 AU - 3.35 AU

Year: 1926 Days

Day: 46.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.8 AU - 3.9 AU

Year: 2217 Days

Day: 33.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,529,896 km

• M1: 1,891,964 km (0.078 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.7

Radius: 11.1

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.9 AU - 6.58 AU

Year: 4973 Days

Day: 7.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 51,529,896 km

• M1: 169,644 km (0.037 R)
• M2: 372,050 km (0.067 R)
• M3: 449,691 km (0.068 R)
• M4: 556,654 km (0.036 R)
• M5: 637,437 km (0.082 R)
• M6: 893,249 km (0.071 R)
• M7: 962,513 km (0.078 R)
• M8: 1,092,214 km (0.118 R)
• M9: 1,567,486 km (0.067 R)
• M10: 1,722,171 km (0.108 R)
• M11: 1,881,941 km (0.111 R)
• M12: 2,159,445 km (0.094 R)
• M13: 2,274,187 km (0.092 R)
• M14: 2,351,828 km (0.114 R)
• M15: 2,529,999 km (0.081 R)
• M16: 2,733,153 km (0.111 R)
• M17: 3,242,833 km (0.109 R)
• M18: 3,576,586 km (0.108 R)
• M19: 4,062,330 km (0.106 R)
• M20: 4,277,003 km (0.108 R)
• M21: 4,446,647 km (0.112 R)
• M22: 4,717,718 km (0.068 R)
• M23: 4,842,633 km (0.06 R)
• M24: 5,172,945 km (0.109 R)
• M25: 5,458,078 km (0.098 R)
• M26: 5,882,188 km (0.097 R)
• M27: 6,043,904 km (0.086 R)
• M28: 6,454,999 km (0.056 R)
• M29: 6,593,975 km (0.111 R)
• M30: 6,790,397 km (0.108 R)
• M31: 7,949,032 km (0.081 R)
• M32: 8,128,251 km (0.038 R)
• M33: 8,338,885 km (0.069 R)
• M34: 8,734,870 km (0.083 R)
• M35: 9,043,790 km (0.092 R)
• M36: 9,262,053 km (0.105 R)
• M37: 9,450,696 km (0.108 R)
• M38: 9,545,391 km (0.113 R)
• M39: 9,959,628 km (0.102 R)
• M40: 10,282,460 km (0.07 R)
• M41: 10,805,903 km (0.078 R)
• M42: 10,971,358 km (0.093 R)
• M43: 11,506,171 km (0.113 R)
• M44: 11,675,216 km (0.118 R)
• M45: 12,705,946 km (0.073 R)
• M46: 13,091,160 km (0.07 R)
• M47: 13,551,473 km (0.113 R)
• M48: 13,980,968 km (0.078 R)
• M49: 14,780,270 km (0.11 R)
• M50: 15,111,479 km (0.118 R)
• M51: 15,296,532 km (0.104 R)
• M52: 15,706,430 km (0.113 R)
• M53: 16,536,997 km (0.104 R)
• M54: 16,651,290 km (0.082 R)
• M55: 16,842,476 km (0.072 R)
• M56: 17,536,910 km (0.119 R)
• M57: 18,161,929 km (0.12 R)
• M58: 18,240,618 km (0.108 R)
• M59: 19,073,280 km (0.09 R)
• M60: 19,514,444 km (0.05 R)
• M61: 19,675,561 km (0.12 R)
• M62: 21,063,979 km (0.068 R)
• M63: 21,270,872 km (0.087 R)
• M64: 21,478,365 km (0.078 R)
• M65: 21,603,279 km (0.094 R)
• M66: 21,811,818 km (0.114 R)
• M67: 22,147,067 km (0.03 R)
• M68: 22,315,215 km (0.111 R)
• M69: 22,526,148 km (0.093 R)
• M70: 24,107,098 km (0.097 R)
• M71: 24,845,514 km (0.093 R)
• M72: 25,944,759 km (0.071 R)
• M73: 26,255,473 km (0.114 R)
• M74: 26,344,335 km (0.115 R)
• M75: 27,600,807 km (0.095 R)
• M76: 29,660,471 km (0.08 R)
• M77: 29,892,347 km (0.085 R)
• M78: 30,311,371 km (0.102 R)
• M79: 30,591,717 km (0.105 R)
• M80: 30,872,961 km (0.118 R)
• M81: 31,390,869 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 12.1

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.54 AU - 9.9 AU

Year: 9312 Days

Day: 7.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,529,896 km

• M1: 154,684 km (0.047 R)
• M2: 381,475 km (0.078 R)
• M3: 589,416 km (0.044 R)
• M4: 689,048 km (0.095 R)
• M5: 778,507 km (0.109 R)
• M6: 934,388 km (0.119 R)
• M7: 1,091,765 km (0.067 R)
• M8: 1,188,705 km (0.111 R)
• M9: 1,508,844 km (0.101 R)
• M10: 1,962,126 km (0.099 R)
• M11: 2,155,257 km (0.086 R)
• M12: 2,279,273 km (0.112 R)
• M13: 2,495,741 km (0.044 R)
• M14: 2,948,873 km (0.069 R)
• M15: 3,045,364 km (0.072 R)
• M16: 3,312,994 km (0.047 R)
• M17: 3,399,163 km (0.111 R)
• M18: 4,395,634 km (0.113 R)
• M19: 4,634,243 km (0.116 R)
• M20: 6,313,928 km (0.094 R)
• M21: 6,439,291 km (0.047 R)
• M22: 6,547,300 km (0.091 R)
• M23: 7,171,423 km (0.073 R)
• M24: 7,757,098 km (0.066 R)
• M25: 8,279,943 km (0.093 R)
• M26: 8,377,930 km (0.105 R)
• M27: 9,095,401 km (0.086 R)
• M28: 10,567,893 km (0.027 R)
• M29: 11,429,726 km (0.052 R)
• M30: 12,068,659 km (0.106 R)
• M31: 12,471,077 km (0.106 R)
• M32: 12,696,670 km (0.065 R)
• M33: 13,105,970 km (0.098 R)
• M34: 14,242,316 km (0.106 R)
• M35: 14,572,777 km (0.086 R)
• M36: 14,953,504 km (0.072 R)
• M37: 16,312,002 km (0.119 R)
• M38: 16,558,689 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968

Radius: 10

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.33 AU - 9.19 AU

Year: 9377 Days

Day: 14.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 51,529,896 km

• M1: 183,706 km (0.079 R)
• M2: 280,795 km (0.118 R)
• M3: 365,168 km (0.118 R)
• M4: 446,699 km (0.112 R)
• M5: 566,826 km (0.09 R)
• M6: 631,453 km (0.116 R)
• M7: 1,015,919 km (0.047 R)
• M8: 1,512,285 km (0.095 R)
• M9: 1,582,297 km (0.074 R)
• M10: 1,653,356 km (0.116 R)
• M11: 1,948,811 km (0.105 R)
• M12: 2,561,714 km (0.094 R)
• M13: 2,674,212 km (0.114 R)
• M14: 3,322,270 km (0.076 R)
• M15: 3,664,101 km (0.033 R)
• M16: 3,919,913 km (0.05 R)
• M17: 4,148,648 km (0.095 R)
• M18: 4,653,391 km (0.094 R)
• M19: 4,930,596 km (0.095 R)
• M20: 5,610,668 km (0.063 R)
• M21: 5,943,224 km (0.116 R)
• M22: 7,137,015 km (0.087 R)
• M23: 7,216,452 km (0.03 R)
• M24: 7,336,429 km (0.114 R)
• M25: 8,402,763 km (0.073 R)
• M26: 9,604,782 km (0.111 R)
• M27: 9,736,727 km (0.072 R)
• M28: 10,360,700 km (0.051 R)
• M29: 10,768,504 km (0.115 R)
• M30: 11,089,391 km (0.118 R)
• M31: 11,693,766 km (0.102 R)
• M32: 12,118,475 km (0.076 R)
• M33: 13,324,533 km (0.116 R)
• M34: 13,917,090 km (0.12 R)
• M35: 14,266,700 km (0.085 R)
• M36: 14,467,760 km (0.072 R)
• M37: 15,127,785 km (0.087 R)
• M38: 15,953,566 km (0.101 R)
• M39: 16,424,500 km (0.09 R)
• M40: 18,517,524 km (0.116 R)
• M41: 18,627,029 km (0.077 R)
• M42: 18,736,834 km (0.101 R)
• M43: 19,790,751 km (0.096 R)
• M44: 20,409,787 km (0.092 R)
• M45: 21,608,964 km (0.042 R)
• M46: 21,724,453 km (0.118 R)
• M47: 24,675,570 km (0.061 R)
• M48: 24,796,146 km (0.115 R)
• M49: 25,524,090 km (0.101 R)
• M50: 26,382,332 km (0.105 R)
• M51: 27,125,385 km (0.093 R)
• M52: 27,562,061 km (0.115 R)
• M53: 28,505,725 km (0.052 R)
• M54: 29,013,161 km (0.116 R)
• M55: 29,076,889 km (0.112 R)
• M56: 30,295,214 km (0.085 R)
• M57: 30,683,421 km (0.04 R)
• M58: 30,813,122 km (0.069 R)
• M59: 31,530,145 km (0.057 R)
• M60: 32,318,526 km (0.063 R)
• M61: 33,446,494 km (0.116 R)
• M62: 33,646,955 km (0.027 R)
• M63: 33,847,715 km (0.106 R)
• M64: 34,317,752 km (0.071 R)
• M65: 34,587,327 km (0.09 R)
• M66: 34,857,650 km (0.063 R)
• M67: 35,672,809 km (0.068 R)
• M68: 36,494,101 km (0.076 R)
• M69: 38,016,110 km (0.066 R)
• M70: 39,206,460 km (0.11 R)
• M71: 40,053,932 km (0.101 R)
• M72: 41,551,706 km (0.079 R)
• M73: 42,922,471 km (0.117 R)
• M74: 42,995,026 km (0.064 R)
• M75: 43,067,581 km (0.116 R)
• M76: 43,212,991 km (0.11 R)
• M77: 43,649,966 km (0.12 R)
• M78: 43,941,981 km (0.095 R)
• M79: 44,234,744 km (0.057 R)
• M80: 44,748,762 km (0.118 R)
• M81: 45,338,477 km (0.118 R)
• M82: 45,486,280 km (0.061 R)
• M83: 45,782,484 km (0.04 R)
• M84: 46,004,936 km (0.053 R)
• M85: 47,048,231 km (0.028 R)
• M86: 48,325,647 km (0.114 R)
• M87: 49,385,997 km (0.092 R)
• M88: 49,766,574 km (0.059 R)
• M89: 50,148,198 km (0.12 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 15,353 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit