🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.71 AU - 2.71 AU

Year: 1265 Days

Day: 14.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.5

Radius: 13

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.88 AU - 4.22 AU

Year: 3138 Days

Day: 6.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 65.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,586,330 km

• M1: 162,014 km (0.115 R)
• M2: 656,136 km (0.085 R)
• M3: 1,459,327 km (0.116 R)
• M4: 2,328,491 km (0.106 R)
• M5: 2,737,940 km (0.112 R)
• M6: 3,535,147 km (0.115 R)
• M7: 4,062,330 km (0.032 R)
• M8: 4,722,954 km (0.046 R)
• M9: 7,363,207 km (0.097 R)
• M10: 7,961,449 km (0.102 R)
• M11: 10,543,060 km (0.119 R)
• M12: 11,193,212 km (0.08 R)
• M13: 12,613,793 km (0.051 R)
• M14: 14,720,281 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.9

Radius: 13.1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 10.08 AU - 11.08 AU

Year: 13249 Days

Day: 5.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,586,330 km

• M1: 163,510 km (0.072 R)
• M2: 1,083,837 km (0.11 R)
• M3: 1,703,321 km (0.033 R)
• M4: 2,413,313 km (0.095 R)
• M5: 2,886,341 km (0.06 R)
• M6: 3,925,299 km (0.12 R)
• M7: 5,141,679 km (0.096 R)
• M8: 5,680,979 km (0.035 R)
• M9: 7,124,299 km (0.1 R)
• M10: 8,799,496 km (0.038 R)
• M11: 14,551,834 km (0.107 R)
• M12: 17,293,813 km (0.083 R)
• M13: 18,302,551 km (0.091 R)
• M14: 21,033,610 km (0.111 R)
• M15: 27,923,639 km (0.106 R)
• M16: 29,311,459 km (0.102 R)
• M17: 35,860,405 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.7

Radius: 4.4

Gravity: 26.9 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 10.95 AU - 13.25 AU

Year: 16205 Days

Day: 20.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 60,586,330 km

• M1: 54,753 km (0.051 R)
• M2: 209,736 km (0.091 R)
• M3: 589,565 km (0.117 R)
• M4: 888,312 km (0.069 R)
• M5: 1,215,333 km (0.087 R)
• M6: 1,903,783 km (0.082 R)
• M7: 2,639,954 km (0.114 R)
• M8: 2,891,428 km (0.089 R)
• M9: 3,234,456 km (0.104 R)
• M10: 3,522,581 km (0.071 R)
• M11: 3,714,665 km (0.092 R)
• M12: 3,884,907 km (0.081 R)
• M13: 4,427,050 km (0.11 R)
• M14: 4,749,134 km (0.077 R)
• M15: 5,622,935 km (0.115 R)
• M16: 6,849,039 km (0.048 R)
• M17: 7,019,282 km (0.114 R)
• M18: 7,912,979 km (0.047 R)
• M19: 8,053,302 km (0.06 R)
• M20: 9,708,603 km (0.074 R)
• M21: 10,032,183 km (0.095 R)
• M22: 11,637,966 km (0.109 R)
• M23: 16,767,378 km (0.108 R)
• M24: 17,947,556 km (0.071 R)
• M25: 19,182,187 km (0.104 R)
• M26: 19,949,474 km (0.056 R)
• M27: 20,472,169 km (0.049 R)
• M28: 23,415,358 km (0.088 R)
• M29: 25,391,396 km (0.06 R)
• M30: 25,799,499 km (0.093 R)
• M31: 28,231,362 km (0.088 R)
• M32: 29,223,046 km (0.099 R)
• M33: 36,049,496 km (0.096 R)
• M34: 36,435,609 km (0.079 R)
• M35: 36,824,413 km (0.086 R)
• M36: 43,428,561 km (0.086 R)
• M37: 44,748,762 km (0.104 R)
• M38: 48,088,086 km (0.088 R)
• M39: 57,504,524 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.3

Radius: 5.2

Gravity: 23.72 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 10.22 AU - 14.16 AU

Year: 16386 Days

Day: 23.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,586,330 km

• M1: 66,272 km (0.105 R)
• M2: 331,359 km (0.045 R)
• M3: 1,010,534 km (0.052 R)
• M4: 1,195,885 km (0.067 R)
• M5: 1,736,233 km (0.118 R)
• M6: 1,912,010 km (0.091 R)
• M7: 2,578,768 km (0.111 R)
• M8: 3,178,955 km (0.119 R)
• M9: 4,454,277 km (0.086 R)
• M10: 4,922,967 km (0.075 R)
• M11: 5,205,258 km (0.102 R)
• M12: 5,958,334 km (0.101 R)
• M13: 6,278,922 km (0.103 R)
• M14: 7,771,759 km (0.116 R)
• M15: 8,057,641 km (0.093 R)
• M16: 8,252,267 km (0.12 R)
• M17: 9,166,759 km (0.115 R)
• M18: 9,757,970 km (0.095 R)
• M19: 10,034,876 km (0.089 R)
• M20: 11,255,594 km (0.102 R)
• M21: 11,745,677 km (0.034 R)
• M22: 15,507,016 km (0.102 R)
• M23: 16,190,529 km (0.05 R)
• M24: 19,911,327 km (0.115 R)
• M25: 21,733,878 km (0.119 R)
• M26: 27,204,373 km (0.089 R)
• M27: 27,642,695 km (0.104 R)
• M28: 30,725,308 km (0.112 R)
• M29: 33,776,955 km (0.073 R)
• M30: 38,380,082 km (0.071 R)
• M31: 46,586,273 km (0.073 R)
• M32: 47,056,160 km (0.039 R)
• M33: 52,944,182 km (0.057 R)
• M34: 55,887,670 km (0.104 R)
• M35: 58,573,849 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.6

Radius: 4.2

Gravity: 14.21 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 13.69 AU - 17.31 AU

Year: 23495 Days

Day: 20.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,586,330 km

• M1: 52,658 km (0.109 R)
• M2: 277,654 km (0.096 R)
• M3: 1,166,115 km (0.066 R)
• M4: 6,788,751 km (0.091 R)
• M5: 7,894,728 km (0.1 R)
• M6: 10,797,226 km (0.105 R)
• M7: 12,358,729 km (0.091 R)
• M8: 13,390,805 km (0.079 R)
• M9: 13,590,667 km (0.104 R)
• M10: 14,760,224 km (0.111 R)
• M11: 15,846,603 km (0.116 R)
• M12: 16,145,051 km (0.074 R)
• M13: 16,371,393 km (0.043 R)
• M14: 19,594,329 km (0.053 R)
• M15: 24,088,249 km (0.105 R)
• M16: 24,383,705 km (0.061 R)
• M17: 27,473,200 km (0.12 R)
• M18: 28,229,866 km (0.092 R)
• M19: 34,664,819 km (0.048 R)
• M20: 38,959,624 km (0.092 R)
• M21: 48,429,767 km (0.064 R)
• M22: 53,441,745 km (0.087 R)
• M23: 54,112,542 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 17,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit