🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.62 AU - 0.68 AU

Year: 338 Days

Day: 22.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.1

Radius: 10.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.66 AU - 0.94 AU

Year: 462 Days

Day: 6.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 49,864,903 km

• M1: 137,780 km (0.073 R)
• M2: 550,670 km (0.109 R)
• M3: 1,066,932 km (0.115 R)
• M4: 2,620,356 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.9

Radius: 8.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.85 AU - 1.15 AU

Year: 646 Days

Day: 8.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,864,903 km

• M1: 105,766 km (0.092 R)
• M2: 543,639 km (0.086 R)
• M3: 1,505,703 km (0.072 R)
• M4: 1,843,644 km (0.117 R)
• M5: 2,348,687 km (0.115 R)
• M6: 3,051,348 km (0.065 R)
• M7: 4,098,533 km (0.074 R)
• M8: 4,529,375 km (0.092 R)
• M9: 4,808,225 km (0.079 R)
• M10: 5,287,986 km (0.055 R)
• M11: 5,647,469 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.1

Radius: 14.6

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.84 AU - 1.2 AU

Year: 665 Days

Day: 6.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 49,864,903 km

• M1: 181,761 km (0.115 R)
• M2: 1,107,473 km (0.056 R)
• M3: 1,859,053 km (0.094 R)
• M4: 3,013,500 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.4

Radius: 11.2

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.31 AU - 1.71 AU

Year: 1198 Days

Day: 7.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,864,903 km

• M1: 143,315 km (0.059 R)
• M2: 705,354 km (0.064 R)
• M3: 1,111,961 km (0.047 R)
• M4: 1,524,253 km (0.092 R)
• M5: 2,049,940 km (0.102 R)
• M6: 2,565,304 km (0.078 R)
• M7: 3,180,750 km (0.111 R)
• M8: 3,741,892 km (0.114 R)
• M9: 4,295,254 km (0.035 R)
• M10: 4,706,798 km (0.102 R)
• M11: 5,144,671 km (0.115 R)
• M12: 8,313,004 km (0.044 R)
• M13: 9,473,435 km (0.115 R)
• M14: 10,371,022 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.3

Radius: 15

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.67 AU - 2.47 AU

Year: 1923 Days

Day: 7.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,864,903 km

• M1: 186,549 km (0.087 R)
• M2: 674,537 km (0.083 R)
• M3: 1,170,454 km (0.077 R)
• M4: 1,664,725 km (0.059 R)
• M5: 2,245,913 km (0.032 R)
• M6: 2,973,557 km (0.087 R)
• M7: 3,539,037 km (0.113 R)
• M8: 4,857,592 km (0.094 R)
• M9: 6,819,718 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.5

Radius: 10.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.86 AU - 3.78 AU

Year: 3906 Days

Day: 7.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,864,903 km

• M1: 129,402 km (0.078 R)
• M2: 807,380 km (0.115 R)
• M3: 1,183,170 km (0.07 R)
• M4: 1,546,543 km (0.05 R)
• M5: 2,141,045 km (0.081 R)
• M6: 4,126,208 km (0.101 R)
• M7: 5,318,354 km (0.119 R)
• M8: 5,894,455 km (0.055 R)
• M9: 6,249,451 km (0.091 R)
• M10: 6,781,271 km (0.117 R)
• M11: 10,519,722 km (0.116 R)
• M12: 11,043,464 km (0.119 R)
• M13: 11,861,765 km (0.119 R)
• M14: 12,845,820 km (0.049 R)
• M15: 16,620,473 km (0.064 R)
• M16: 17,024,387 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.2

Radius: 6.2

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.06 AU - 9.24 AU

Year: 13662 Days

Day: 22.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 162.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,864,903 km

• M1: 104,569 km (0.104 R)
• M2: 313,108 km (0.12 R)
• M3: 682,914 km (0.057 R)
• M4: 952,190 km (0.1 R)
• M5: 1,158,336 km (0.041 R)
• M6: 1,589,178 km (0.066 R)
• M7: 1,786,199 km (0.072 R)
• M8: 2,538,227 km (0.056 R)
• M9: 2,808,999 km (0.111 R)
• M10: 3,533,651 km (0.093 R)
• M11: 4,860,285 km (0.081 R)
• M12: 5,279,309 km (0.059 R)
• M13: 5,757,124 km (0.091 R)
• M14: 7,531,355 km (0.099 R)
• M15: 7,743,934 km (0.101 R)
• M16: 8,680,865 km (0.088 R)
• M17: 9,297,508 km (0.062 R)
• M18: 13,940,278 km (0.07 R)
• M19: 14,390,866 km (0.072 R)
• M20: 18,660,240 km (0.114 R)
• M21: 20,252,261 km (0.101 R)
• M22: 22,366,976 km (0.084 R)
• M23: 22,806,943 km (0.099 R)
• M24: 26,049,477 km (0.094 R)
• M25: 26,732,840 km (0.088 R)
• M26: 31,305,150 km (0.111 R)
• M27: 32,749,667 km (0.091 R)
• M28: 38,217,618 km (0.072 R)
• M29: 39,737,982 km (0.099 R)
• M30: 40,383,197 km (0.091 R)
• M31: 45,940,010 km (0.09 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 13,507 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit