🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.61 AU - 0.61 AU

Year: 180 Days

Day: 12 Hours

Environment

Temp: 197 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 99,174,921 km

• M1: 41,588 km (0.05 R)
• M2: 100,679 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.7 AU - 2.06 AU

Year: 976 Days

Day: 21.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.82 AU - 2.68 AU

Year: 1278 Days

Day: 37.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.3

Radius: 12.8

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.28 AU - 4.88 AU

Year: 3712 Days

Day: 7.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 99,174,921 km

• M1: 159,322 km (0.094 R)
• M2: 747,092 km (0.069 R)
• M3: 1,421,030 km (0.081 R)
• M4: 2,039,468 km (0.094 R)
• M5: 3,144,996 km (0.049 R)
• M6: 4,057,244 km (0.037 R)
• M7: 4,556,003 km (0.062 R)
• M8: 6,685,080 km (0.105 R)
• M9: 7,328,351 km (0.105 R)
• M10: 8,071,404 km (0.105 R)
• M11: 9,214,780 km (0.075 R)
• M12: 9,641,284 km (0.116 R)
• M13: 10,640,448 km (0.108 R)
• M14: 11,631,534 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.7

Radius: 8.4

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.8 AU - 6.1 AU

Year: 4819 Days

Day: 14.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 99,174,921 km

• M1: 104,719 km (0.082 R)
• M2: 398,529 km (0.102 R)
• M3: 974,032 km (0.046 R)
• M4: 2,044,554 km (0.081 R)
• M5: 2,406,431 km (0.117 R)
• M6: 2,701,139 km (0.09 R)
• M7: 3,666,494 km (0.109 R)
• M8: 4,607,166 km (0.101 R)
• M9: 4,872,403 km (0.108 R)
• M10: 5,640,438 km (0.105 R)
• M11: 5,913,604 km (0.033 R)
• M12: 6,519,625 km (0.106 R)
• M13: 6,957,647 km (0.06 R)
• M14: 7,559,928 km (0.118 R)
• M15: 7,967,882 km (0.071 R)
• M16: 8,747,137 km (0.105 R)
• M17: 9,448,602 km (0.113 R)
• M18: 11,010,403 km (0.049 R)
• M19: 11,583,513 km (0.071 R)
• M20: 12,685,600 km (0.071 R)
• M21: 14,076,412 km (0.083 R)
• M22: 15,924,245 km (0.107 R)
• M23: 16,843,673 km (0.056 R)
• M24: 17,668,855 km (0.045 R)
• M25: 19,745,124 km (0.112 R)
• M26: 20,024,273 km (0.063 R)
• M27: 20,306,265 km (0.106 R)
• M28: 21,022,540 km (0.103 R)
• M29: 25,928,004 km (0.117 R)
• M30: 26,347,177 km (0.045 R)
• M31: 28,600,271 km (0.115 R)
• M32: 30,978,877 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.9

Radius: 9.8

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.03 AU - 8.57 AU

Year: 9057 Days

Day: 12.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 99,174,921 km

• M1: 127,457 km (0.063 R)
• M2: 448,046 km (0.073 R)
• M3: 1,003,353 km (0.094 R)
• M4: 2,280,919 km (0.106 R)
• M5: 3,239,093 km (0.095 R)
• M6: 4,028,820 km (0.1 R)
• M7: 5,502,808 km (0.09 R)
• M8: 6,469,210 km (0.073 R)
• M9: 9,042,443 km (0.111 R)
• M10: 9,475,978 km (0.047 R)
• M11: 12,136,576 km (0.119 R)
• M12: 15,536,786 km (0.093 R)
• M13: 27,195,397 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.6

Radius: 3.4

Gravity: 62.94 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.27 AU - 15.19 AU

Year: 17202 Days

Day: 17 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,174,921 km

• M1: 42,336 km (0.055 R)
• M2: 438,023 km (0.09 R)
• M3: 612,154 km (0.11 R)
• M4: 749,485 km (0.065 R)
• M5: 1,233,434 km (0.119 R)
• M6: 2,898,908 km (0.09 R)
• M7: 3,625,654 km (0.115 R)
• M8: 6,225,964 km (0.065 R)
• M9: 6,872,526 km (0.103 R)
• M10: 8,197,365 km (0.105 R)
• M11: 10,489,354 km (0.118 R)
• M12: 13,522,451 km (0.111 R)
• M13: 15,428,028 km (0.07 R)
• M14: 16,127,249 km (0.11 R)
• M15: 19,671,372 km (0.026 R)
• M16: 21,147,604 km (0.056 R)
• M17: 23,195,000 km (0.1 R)
• M18: 26,562,748 km (0.092 R)
• M19: 27,905,388 km (0.052 R)
• M20: 41,633,835 km (0.097 R)
• M21: 51,711,346 km (0.077 R)
• M22: 54,151,886 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482.5

Radius: 4.8

Gravity: 20.94 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 12.69 AU - 20.67 AU

Year: 25801 Days

Day: 18.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 99,174,921 km

• M1: 59,690 km (0.119 R)
• M2: 474,824 km (0.051 R)
• M3: 834,457 km (0.066 R)
• M4: 1,154,148 km (0.103 R)
• M5: 2,245,913 km (0.099 R)
• M6: 5,190,597 km (0.088 R)
• M7: 6,301,212 km (0.041 R)
• M8: 6,568,095 km (0.112 R)
• M9: 7,124,299 km (0.119 R)
• M10: 7,812,300 km (0.105 R)
• M11: 8,383,165 km (0.1 R)
• M12: 8,981,258 km (0.056 R)
• M13: 9,961,124 km (0.056 R)
• M14: 11,995,056 km (0.113 R)
• M15: 12,966,096 km (0.102 R)
• M16: 14,442,478 km (0.071 R)
• M17: 15,701,643 km (0.088 R)
• M18: 17,989,443 km (0.117 R)
• M19: 20,586,911 km (0.081 R)
• M20: 20,781,388 km (0.119 R)
• M21: 22,076,158 km (0.061 R)
• M22: 23,108,084 km (0.058 R)
• M23: 23,529,651 km (0.106 R)
• M24: 23,849,192 km (0.092 R)
• M25: 24,496,951 km (0.11 R)
• M26: 25,827,624 km (0.09 R)
• M27: 26,395,946 km (0.11 R)
• M28: 32,414,717 km (0.1 R)
• M29: 38,544,789 km (0.091 R)
• M30: 41,414,974 km (0.103 R)
• M31: 46,732,879 km (0.113 R)
• M32: 55,253,375 km (0.086 R)
• M33: 55,441,120 km (0.104 R)
• M34: 57,727,275 km (0.068 R)
• M35: 58,114,285 km (0.106 R)
• M36: 64,336,509 km (0.12 R)
• M37: 68,577,908 km (0.088 R)
• M38: 70,325,361 km (0.117 R)
• M39: 72,102,284 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.4

Radius: 5.4

Gravity: 28.96 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 16.25 AU - 17.97 AU

Year: 26805 Days

Day: 16.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 99,174,921 km

• M1: 67,169 km (0.086 R)
• M2: 363,074 km (0.114 R)
• M3: 580,290 km (0.066 R)
• M4: 1,272,928 km (0.093 R)
• M5: 3,438,058 km (0.057 R)
• M6: 4,101,525 km (0.112 R)
• M7: 5,128,065 km (0.103 R)
• M8: 8,859,635 km (0.103 R)
• M9: 9,098,393 km (0.088 R)
• M10: 9,526,392 km (0.086 R)
• M11: 11,727,127 km (0.048 R)
• M12: 14,002,510 km (0.088 R)
• M13: 17,010,026 km (0.104 R)
• M14: 18,132,908 km (0.1 R)
• M15: 18,908,423 km (0.104 R)
• M16: 19,504,421 km (0.059 R)
• M17: 24,147,490 km (0.108 R)
• M18: 31,092,571 km (0.078 R)
• M19: 31,922,241 km (0.104 R)
• M20: 35,839,461 km (0.058 R)
• M21: 37,678,916 km (0.109 R)
• M22: 41,711,178 km (0.117 R)
• M23: 61,362,354 km (0.109 R)
• M24: 63,105,319 km (0.044 R)
• M25: 83,175,070 km (0.063 R)
• M26: 88,300,592 km (0.104 R)
• M27: 89,683,475 km (0.076 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 17,311 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit