🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.5 AU - 0.52 AU

Year: 232 Days

Day: 24 Hours

Environment

Temp: -107 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.44 AU - 0.68 AU

Year: 266 Days

Day: 32.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,943,581 km

• M1: 284,834 km (0.081 R)

Asteroid Belt

Center: 0.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.4

Radius: 8.5

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.96 AU - 1.26 AU

Year: 744 Days

Day: 12.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,943,581 km

• M1: 105,766 km (0.11 R)
• M2: 453,730 km (0.03 R)
• M3: 765,492 km (0.108 R)
• M4: 1,110,914 km (0.078 R)
• M5: 1,547,291 km (0.067 R)
• M6: 1,964,968 km (0.073 R)
• M7: 2,262,219 km (0.11 R)
• M8: 2,544,660 km (0.066 R)
• M9: 3,027,861 km (0.117 R)
• M10: 3,448,829 km (0.04 R)
• M11: 4,029,269 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.4

Radius: 9.4

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.16 AU - 1.22 AU

Year: 825 Days

Day: 6.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,943,581 km

• M1: 116,836 km (0.053 R)
• M2: 411,993 km (0.096 R)
• M3: 753,375 km (0.109 R)
• M4: 1,112,709 km (0.098 R)
• M5: 1,559,707 km (0.109 R)
• M6: 1,883,288 km (0.047 R)
• M7: 2,278,226 km (0.062 R)
• M8: 2,985,076 km (0.112 R)
• M9: 3,806,219 km (0.117 R)
• M10: 4,455,922 km (0.111 R)
• M11: 4,800,147 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 10.9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.07 AU - 1.37 AU

Year: 857 Days

Day: 13.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,943,581 km

• M1: 135,685 km (0.118 R)
• M2: 479,162 km (0.068 R)
• M3: 1,035,217 km (0.038 R)
• M4: 1,593,517 km (0.056 R)
• M5: 1,952,402 km (0.079 R)
• M6: 3,478,150 km (0.101 R)
• M7: 3,942,353 km (0.095 R)
• M8: 4,808,076 km (0.053 R)
• M9: 5,644,477 km (0.101 R)
• M10: 7,536,292 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.6

Radius: 10.9

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.84 AU - 6.8 AU

Year: 8927 Days

Day: 14.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,943,581 km

• M1: 140,323 km (0.06 R)
• M2: 614,398 km (0.076 R)
• M3: 1,094,159 km (0.083 R)
• M4: 1,522,906 km (0.073 R)
• M5: 2,379,803 km (0.115 R)
• M6: 4,061,881 km (0.099 R)
• M7: 4,435,128 km (0.072 R)
• M8: 4,886,016 km (0.054 R)
• M9: 5,338,101 km (0.093 R)
• M10: 5,879,944 km (0.1 R)
• M11: 6,558,371 km (0.118 R)
• M12: 7,506,223 km (0.076 R)
• M13: 7,955,914 km (0.067 R)
• M14: 9,585,932 km (0.118 R)
• M15: 10,387,927 km (0.042 R)
• M16: 12,640,870 km (0.105 R)
• M17: 15,201,537 km (0.074 R)
• M18: 16,729,530 km (0.101 R)
• M19: 18,090,123 km (0.119 R)
• M20: 20,088,451 km (0.11 R)
• M21: 25,177,322 km (0.052 R)
• M22: 26,186,658 km (0.097 R)
• M23: 28,017,736 km (0.081 R)
• M24: 28,828,108 km (0.098 R)
• M25: 31,545,553 km (0.061 R)
• M26: 33,016,250 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.3

Radius: 9

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.29 AU - 6.47 AU

Year: 9066 Days

Day: 13.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,943,581 km

• M1: 112,049 km (0.095 R)
• M2: 490,980 km (0.098 R)
• M3: 1,218,624 km (0.106 R)
• M4: 1,552,676 km (0.072 R)
• M5: 1,898,846 km (0.12 R)
• M6: 2,707,721 km (0.062 R)
• M7: 3,331,844 km (0.104 R)
• M8: 4,021,490 km (0.094 R)
• M9: 5,246,697 km (0.073 R)
• M10: 9,202,812 km (0.067 R)
• M11: 9,639,488 km (0.089 R)
• M12: 10,346,189 km (0.103 R)
• M13: 10,925,432 km (0.055 R)
• M14: 11,693,617 km (0.055 R)
• M15: 13,584,235 km (0.075 R)
• M16: 16,363,613 km (0.047 R)
• M17: 17,222,604 km (0.089 R)
• M18: 18,186,613 km (0.103 R)
• M19: 19,659,853 km (0.093 R)
• M20: 20,303,423 km (0.105 R)
• M21: 21,463,255 km (0.108 R)
• M22: 24,005,222 km (0.11 R)
• M23: 28,032,995 km (0.084 R)
• M24: 29,157,971 km (0.083 R)
• M25: 29,469,883 km (0.106 R)
• M26: 30,419,081 km (0.091 R)
• M27: 34,074,505 km (0.045 R)
• M28: 37,031,307 km (0.115 R)
• M29: 37,888,802 km (0.091 R)
• M30: 38,509,484 km (0.116 R)
• M31: 39,898,799 km (0.051 R)
• M32: 41,978,658 km (0.097 R)
• M33: 46,212,428 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.6

Radius: 4.2

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.79 AU - 7.53 AU

Year: 10928 Days

Day: 17.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,943,581 km

• M1: 86,767 km (0.094 R)
• M2: 237,711 km (0.105 R)
• M3: 742,155 km (0.095 R)
• M4: 1,070,373 km (0.077 R)
• M5: 1,250,937 km (0.08 R)
• M6: 3,463,191 km (0.084 R)
• M7: 7,645,050 km (0.065 R)
• M8: 14,716,391 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.3

Radius: 4.8

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8 AU - 10.46 AU

Year: 17829 Days

Day: 16 Hours

Environment

Temp: -225 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,943,581 km

• M1: 59,989 km (0.067 R)
• M2: 260,599 km (0.074 R)
• M3: 919,279 km (0.098 R)
• M4: 1,666,520 km (0.102 R)
• M5: 1,858,006 km (0.052 R)
• M6: 2,579,366 km (0.113 R)
• M7: 3,045,663 km (0.117 R)
• M8: 5,293,820 km (0.108 R)
• M9: 5,547,089 km (0.072 R)
• M10: 6,641,547 km (0.071 R)
• M11: 6,861,755 km (0.113 R)
• M12: 7,512,207 km (0.066 R)
• M13: 8,758,806 km (0.083 R)
• M14: 10,282,610 km (0.044 R)
• M15: 10,527,950 km (0.042 R)
• M16: 10,777,180 km (0.08 R)
• M17: 14,569,187 km (0.114 R)
• M18: 16,964,847 km (0.047 R)
• M19: 22,601,695 km (0.093 R)
• M20: 26,428,708 km (0.068 R)
• M21: 28,687,636 km (0.117 R)
• M22: 33,478,208 km (0.116 R)
• M23: 33,800,891 km (0.109 R)
• M24: 36,231,108 km (0.11 R)
• M25: 38,069,965 km (0.038 R)
• M26: 38,657,137 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 16,874 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit