🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.13 AU - 1.73 AU

Year: 648 Days

Day: 42.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.32 AU - 1.62 AU

Year: 675 Days

Day: 12.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.66 AU - 2.1 AU

Year: 976 Days

Day: 34 Hours

Environment

Temp: -73 °C

Axial Tilt: 163.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.7

Radius: 14.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.07 AU - 5.57 AU

Year: 4008 Days

Day: 8.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,962,245 km

• M1: 181,761 km (0.118 R)
• M2: 727,794 km (0.115 R)
• M3: 1,243,757 km (0.071 R)
• M4: 2,271,045 km (0.119 R)
• M5: 2,773,993 km (0.089 R)
• M6: 3,766,276 km (0.084 R)
• M7: 4,906,062 km (0.117 R)
• M8: 5,873,960 km (0.102 R)
• M9: 6,482,375 km (0.093 R)
• M10: 7,267,764 km (0.041 R)
• M11: 10,179,836 km (0.085 R)
• M12: 11,151,025 km (0.101 R)
• M13: 15,042,365 km (0.065 R)
• M14: 20,850,951 km (0.077 R)
• M15: 21,695,431 km (0.051 R)
• M16: 26,918,491 km (0.077 R)
• M17: 27,499,679 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.7

Radius: 11.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.66 AU - 6.52 AU

Year: 5006 Days

Day: 8.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,962,245 km

• M1: 138,079 km (0.119 R)
• M2: 599,439 km (0.095 R)
• M3: 993,928 km (0.094 R)
• M4: 1,356,553 km (0.066 R)
• M5: 2,018,374 km (0.083 R)
• M6: 2,486,466 km (0.116 R)
• M7: 3,257,045 km (0.117 R)
• M8: 3,924,551 km (0.115 R)
• M9: 5,106,224 km (0.05 R)
• M10: 6,349,233 km (0.085 R)
• M11: 7,753,508 km (0.098 R)
• M12: 8,676,677 km (0.082 R)
• M13: 10,141,389 km (0.091 R)
• M14: 11,323,960 km (0.044 R)
• M15: 13,244,797 km (0.109 R)
• M16: 14,328,933 km (0.05 R)
• M17: 16,879,577 km (0.028 R)
• M18: 18,262,310 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.2

Radius: 7.1

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 10.32 AU - 14.4 AU

Year: 16458 Days

Day: 19.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,962,245 km

• M1: 88,263 km (0.1 R)
• M2: 410,048 km (0.049 R)
• M3: 741,706 km (0.052 R)
• M4: 975,827 km (0.11 R)
• M5: 1,246,599 km (0.117 R)
• M6: 2,232,150 km (0.057 R)
• M7: 3,303,719 km (0.099 R)
• M8: 4,197,118 km (0.03 R)
• M9: 4,451,883 km (0.044 R)
• M10: 7,979,999 km (0.077 R)
• M11: 8,472,176 km (0.067 R)
• M12: 10,470,205 km (0.108 R)
• M13: 12,241,145 km (0.083 R)
• M14: 12,762,793 km (0.088 R)
• M15: 15,977,501 km (0.044 R)
• M16: 20,501,341 km (0.116 R)
• M17: 21,423,462 km (0.087 R)
• M18: 22,760,568 km (0.06 R)
• M19: 25,811,317 km (0.063 R)
• M20: 28,102,259 km (0.103 R)
• M21: 28,440,201 km (0.072 R)
• M22: 30,882,386 km (0.082 R)
• M23: 31,362,894 km (0.064 R)
• M24: 34,351,411 km (0.075 R)
• M25: 36,312,490 km (0.063 R)
• M26: 40,743,578 km (0.078 R)
• M27: 42,198,867 km (0.033 R)
• M28: 45,988,031 km (0.105 R)
• M29: 47,247,047 km (0.104 R)
• M30: 48,690,517 km (0.096 R)
• M31: 50,994,174 km (0.111 R)
• M32: 58,705,496 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.3

Radius: 6.9

Gravity: 18.91 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 10.52 AU - 16.76 AU

Year: 19080 Days

Day: 25 Hours

Environment

Temp: -186 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 60,962,245 km

• M1: 87,216 km (0.099 R)
• M2: 721,660 km (0.074 R)
• M3: 1,257,819 km (0.094 R)
• M4: 1,656,348 km (0.099 R)
• M5: 2,115,314 km (0.098 R)
• M6: 4,073,999 km (0.073 R)
• M7: 4,443,506 km (0.097 R)
• M8: 5,096,201 km (0.032 R)
• M9: 5,687,412 km (0.113 R)
• M10: 6,865,495 km (0.113 R)
• M11: 9,636,347 km (0.031 R)
• M12: 12,790,468 km (0.087 R)
• M13: 14,484,066 km (0.057 R)
• M14: 15,106,543 km (0.091 R)
• M15: 16,405,052 km (0.105 R)
• M16: 18,853,520 km (0.11 R)
• M17: 25,232,074 km (0.096 R)
• M18: 28,357,473 km (0.086 R)
• M19: 29,454,175 km (0.058 R)
• M20: 30,578,702 km (0.098 R)
• M21: 30,959,878 km (0.11 R)
• M22: 33,046,469 km (0.092 R)
• M23: 33,988,187 km (0.085 R)
• M24: 34,671,700 km (0.084 R)
• M25: 35,086,086 km (0.066 R)
• M26: 38,669,554 km (0.106 R)
• M27: 43,924,179 km (0.1 R)
• M28: 44,409,474 km (0.107 R)
• M29: 53,033,044 km (0.034 R)
• M30: 54,137,375 km (0.106 R)
• M31: 64,566,291 km (0.103 R)
• M32: 68,175,190 km (0.097 R)
• M33: 71,246,435 km (0.086 R)
• M34: 72,140,581 km (0.09 R)
• M35: 73,268,848 km (0.11 R)
• M36: 80,045,183 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.4

Radius: 6.8

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 15.07 AU - 16.39 AU

Year: 23629 Days

Day: 15.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,962,245 km

• M1: 90,507 km (0.102 R)
• M2: 476,320 km (0.084 R)
• M3: 689,646 km (0.115 R)
• M4: 958,025 km (0.059 R)
• M5: 2,606,294 km (0.089 R)
• M6: 2,854,477 km (0.085 R)
• M7: 3,143,201 km (0.087 R)
• M8: 3,836,437 km (0.111 R)
• M9: 5,026,788 km (0.086 R)
• M10: 6,205,469 km (0.102 R)
• M11: 6,775,138 km (0.097 R)
• M12: 7,379,065 km (0.089 R)
• M13: 10,948,470 km (0.111 R)
• M14: 12,085,862 km (0.025 R)
• M15: 13,234,176 km (0.083 R)
• M16: 14,107,528 km (0.089 R)
• M17: 16,344,315 km (0.096 R)
• M18: 16,803,132 km (0.087 R)
• M19: 20,698,361 km (0.104 R)
• M20: 22,901,788 km (0.11 R)
• M21: 25,358,634 km (0.081 R)
• M22: 26,914,003 km (0.104 R)
• M23: 30,788,738 km (0.057 R)
• M24: 36,038,277 km (0.071 R)
• M25: 39,622,342 km (0.057 R)
• M26: 44,316,574 km (0.063 R)
• M27: 49,210,070 km (0.101 R)
• M28: 50,810,169 km (0.068 R)
• M29: 56,336,165 km (0.115 R)
• M30: 57,032,094 km (0.084 R)
• M31: 60,053,672 km (0.093 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: 377 - 14,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit