🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.44 AU - 0.66 AU

Year: 263 Days

Day: 22.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.3

Radius: 13.4

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.92 AU - 1.2 AU

Year: 705 Days

Day: 14.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,113,419 km

• M1: 166,652 km (0.025 R)
• M2: 1,093,710 km (0.113 R)
• M3: 1,547,440 km (0.107 R)
• M4: 2,021,217 km (0.114 R)
• M5: 2,592,531 km (0.076 R)
• M6: 3,245,825 km (0.064 R)
• M7: 6,687,623 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.8

Radius: 9.3

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.47 AU - 1.61 AU

Year: 1234 Days

Day: 12.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,113,419 km

• M1: 118,332 km (0.116 R)
• M2: 450,290 km (0.054 R)
• M3: 829,819 km (0.104 R)
• M4: 1,270,385 km (0.114 R)
• M5: 1,632,262 km (0.106 R)
• M6: 2,754,246 km (0.107 R)
• M7: 3,368,196 km (0.084 R)
• M8: 3,922,905 km (0.072 R)
• M9: 4,591,308 km (0.082 R)
• M10: 5,136,144 km (0.112 R)
• M11: 5,957,735 km (0.094 R)
• M12: 6,332,328 km (0.099 R)
• M13: 7,704,889 km (0.08 R)
• M14: 8,447,343 km (0.096 R)
• M15: 8,892,696 km (0.114 R)
• M16: 9,412,249 km (0.101 R)
• M17: 9,830,226 km (0.112 R)
• M18: 10,291,735 km (0.099 R)
• M19: 10,864,545 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.2

Radius: 8.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.97 AU - 2.05 AU

Year: 1840 Days

Day: 9.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,113,419 km

• M1: 106,962 km (0.117 R)
• M2: 461,061 km (0.09 R)
• M3: 819,348 km (0.066 R)
• M4: 1,516,174 km (0.072 R)
• M5: 2,375,016 km (0.075 R)
• M6: 2,653,417 km (0.071 R)
• M7: 2,996,595 km (0.043 R)
• M8: 3,478,898 km (0.118 R)
• M9: 3,994,712 km (0.116 R)
• M10: 4,372,447 km (0.103 R)
• M11: 5,739,472 km (0.054 R)
• M12: 6,533,089 km (0.114 R)
• M13: 7,775,349 km (0.119 R)
• M14: 8,568,966 km (0.063 R)
• M15: 10,550,839 km (0.097 R)
• M16: 11,847,703 km (0.087 R)
• M17: 13,013,369 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.7

Radius: 9.5

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.1 AU - 2.68 AU

Year: 2386 Days

Day: 8.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,113,419 km

• M1: 118,182 km (0.034 R)
• M2: 462,706 km (0.115 R)
• M3: 859,739 km (0.107 R)
• M4: 1,189,752 km (0.056 R)
• M5: 1,691,204 km (0.101 R)
• M6: 2,482,577 km (0.094 R)
• M7: 2,780,276 km (0.104 R)
• M8: 3,152,326 km (0.051 R)
• M9: 3,448,530 km (0.026 R)
• M10: 4,303,482 km (0.118 R)
• M11: 4,803,438 km (0.105 R)
• M12: 5,150,206 km (0.101 R)
• M13: 6,878,959 km (0.102 R)
• M14: 7,200,894 km (0.117 R)
• M15: 8,964,204 km (0.086 R)
• M16: 10,998,435 km (0.068 R)
• M17: 13,188,249 km (0.103 R)
• M18: 14,243,812 km (0.098 R)
• M19: 15,956,707 km (0.032 R)
• M20: 17,802,745 km (0.12 R)
• M21: 18,411,160 km (0.099 R)
• M22: 18,862,347 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147

Radius: 12

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.02 AU - 2.98 AU

Year: 2552 Days

Day: 8.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,113,419 km

• M1: 149,299 km (0.091 R)
• M2: 522,695 km (0.114 R)
• M3: 1,140,085 km (0.11 R)
• M4: 2,259,975 km (0.098 R)
• M5: 4,711,884 km (0.099 R)
• M6: 7,198,201 km (0.092 R)
• M7: 9,169,751 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.7

Radius: 14.1

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.71 AU - 3.27 AU

Year: 3338 Days

Day: 11.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,113,419 km

• M1: 179,817 km (0.037 R)
• M2: 620,682 km (0.12 R)
• M3: 1,174,493 km (0.106 R)
• M4: 1,901,838 km (0.065 R)
• M5: 2,884,397 km (0.11 R)
• M6: 4,418,822 km (0.034 R)
• M7: 5,084,084 km (0.119 R)
• M8: 5,710,450 km (0.109 R)
• M9: 6,248,404 km (0.098 R)
• M10: 7,271,653 km (0.114 R)
• M11: 8,336,042 km (0.098 R)
• M12: 8,817,897 km (0.033 R)
• M13: 9,282,099 km (0.111 R)
• M14: 10,066,590 km (0.116 R)
• M15: 11,222,084 km (0.052 R)
• M16: 12,732,424 km (0.093 R)
• M17: 14,131,613 km (0.083 R)
• M18: 16,688,091 km (0.11 R)
• M19: 19,003,567 km (0.115 R)
• M20: 20,640,766 km (0.109 R)
• M21: 21,461,759 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.4

Radius: 12.5

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.7 AU - 6.48 AU

Year: 8534 Days

Day: 14.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,113,419 km

• M1: 155,582 km (0.104 R)
• M2: 586,573 km (0.097 R)
• M3: 1,013,825 km (0.12 R)
• M4: 1,813,575 km (0.1 R)
• M5: 2,696,651 km (0.073 R)
• M6: 3,303,420 km (0.098 R)
• M7: 3,898,072 km (0.067 R)
• M8: 4,791,919 km (0.053 R)
• M9: 7,251,158 km (0.074 R)
• M10: 8,908,104 km (0.109 R)
• M11: 9,405,218 km (0.049 R)
• M12: 10,064,496 km (0.119 R)
• M13: 10,754,441 km (0.053 R)
• M14: 12,010,465 km (0.091 R)
• M15: 19,415,111 km (0.093 R)
• M16: 21,113,495 km (0.074 R)
• M17: 22,244,755 km (0.088 R)
• M18: 23,077,117 km (0.12 R)
• M19: 26,615,855 km (0.066 R)
• M20: 27,839,865 km (0.054 R)
• M21: 29,002,689 km (0.113 R)
• M22: 34,860,642 km (0.111 R)
• M23: 40,349,388 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867.8

Radius: 6.2

Gravity: 22.58 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.73 AU - 8.35 AU

Year: 14720 Days

Day: 15 Hours

Environment

Temp: -234 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,113,419 km

• M1: 77,791 km (0.069 R)
• M2: 307,872 km (0.096 R)
• M3: 536,907 km (0.081 R)
• M4: 800,648 km (0.11 R)
• M5: 1,087,277 km (0.118 R)
• M6: 1,532,929 km (0.109 R)
• M7: 1,869,076 km (0.079 R)
• M8: 2,508,158 km (0.08 R)
• M9: 3,390,785 km (0.049 R)
• M10: 6,391,719 km (0.058 R)
• M11: 7,306,958 km (0.105 R)
• M12: 8,917,379 km (0.057 R)
• M13: 9,888,718 km (0.055 R)
• M14: 10,400,044 km (0.11 R)
• M15: 12,888,006 km (0.063 R)
• M16: 13,844,984 km (0.083 R)
• M17: 20,877,729 km (0.095 R)
• M18: 23,666,832 km (0.118 R)
• M19: 24,171,725 km (0.042 R)
• M20: 26,803,750 km (0.063 R)
• M21: 29,157,373 km (0.116 R)
• M22: 30,443,466 km (0.086 R)
• M23: 32,134,670 km (0.074 R)
• M24: 32,381,207 km (0.064 R)
• M25: 32,878,171 km (0.083 R)
• M26: 38,964,411 km (0.069 R)
• M27: 41,100,669 km (0.056 R)
• M28: 44,525,861 km (0.101 R)
• M29: 45,760,493 km (0.104 R)
• M30: 46,701,314 km (0.1 R)
• M31: 47,176,437 km (0.097 R)
• M32: 53,478,097 km (0.081 R)
• M33: 58,648,200 km (0.078 R)
• M34: 61,638,511 km (0.095 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 12,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit