🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.51 AU - 0.51 AU

Year: 166 Days

Day: 21.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,348,262 km

• M1: 25,132 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.69 AU - 0.83 AU

Year: 302 Days

Day: 35.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.8 AU - 1.02 AU

Year: 396 Days

Day: 39 Hours

Environment

Temp: -74 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,348,262 km

• M1: 757,115 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.88 AU - 1.28 AU

Year: 512 Days

Day: 30.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,348,262 km

• M1: 566,976 km (0.087 R)

Asteroid Belt

Center: 2.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.9

Radius: 8.3

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.18 AU - 4.26 AU

Year: 3276 Days

Day: 8.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,348,262 km

• M1: 103,821 km (0.091 R)
• M2: 370,105 km (0.057 R)
• M3: 719,416 km (0.038 R)
• M4: 1,800,410 km (0.113 R)
• M5: 3,311,050 km (0.105 R)
• M6: 3,578,830 km (0.085 R)
• M7: 4,063,527 km (0.091 R)
• M8: 4,490,180 km (0.075 R)
• M9: 5,320,149 km (0.101 R)
• M10: 9,446,208 km (0.044 R)
• M11: 12,805,727 km (0.108 R)
• M12: 13,384,970 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138

Radius: 14.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.36 AU - 8.92 AU

Year: 8711 Days

Day: 8.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,348,262 km

• M1: 184,155 km (0.05 R)
• M2: 668,403 km (0.097 R)
• M3: 1,201,869 km (0.098 R)
• M4: 2,725,972 km (0.114 R)
• M5: 9,176,034 km (0.08 R)
• M6: 9,960,974 km (0.061 R)
• M7: 10,747,709 km (0.099 R)
• M8: 13,309,723 km (0.108 R)
• M9: 14,997,486 km (0.108 R)
• M10: 19,044,108 km (0.043 R)
• M11: 20,982,597 km (0.115 R)
• M12: 24,947,988 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.5

Radius: 13.1

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.46 AU - 9.04 AU

Year: 10819 Days

Day: 10.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,348,262 km

• M1: 188,045 km (0.109 R)
• M2: 651,948 km (0.097 R)
• M3: 1,504,805 km (0.082 R)
• M4: 2,448,917 km (0.069 R)
• M5: 2,921,048 km (0.088 R)
• M6: 4,691,988 km (0.077 R)
• M7: 9,284,642 km (0.117 R)
• M8: 11,270,853 km (0.069 R)
• M9: 13,420,275 km (0.098 R)
• M10: 16,068,307 km (0.069 R)
• M11: 17,546,933 km (0.068 R)
• M12: 18,189,156 km (0.115 R)
• M13: 23,671,469 km (0.086 R)
• M14: 25,015,307 km (0.089 R)
• M15: 26,829,032 km (0.115 R)
• M16: 27,681,889 km (0.066 R)
• M17: 30,348,920 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.4

Radius: 6.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.46 AU - 11.44 AU

Year: 14330 Days

Day: 17.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,348,262 km

• M1: 86,318 km (0.078 R)
• M2: 329,115 km (0.101 R)
• M3: 1,024,596 km (0.095 R)
• M4: 1,521,560 km (0.115 R)
• M5: 2,184,129 km (0.118 R)
• M6: 4,931,344 km (0.117 R)
• M7: 6,391,419 km (0.084 R)
• M8: 8,784,537 km (0.064 R)
• M9: 14,276,424 km (0.115 R)
• M10: 25,352,950 km (0.061 R)
• M11: 27,111,173 km (0.042 R)
• M12: 30,036,111 km (0.117 R)
• M13: 30,682,374 km (0.114 R)
• M14: 31,621,848 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274

Radius: 4.3

Gravity: 14.82 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.34 AU - 12.98 AU

Year: 17021 Days

Day: 15.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 50,348,262 km

• M1: 53,406 km (0.083 R)
• M2: 230,082 km (0.101 R)
• M3: 398,379 km (0.102 R)
• M4: 784,042 km (0.097 R)
• M5: 937,530 km (0.094 R)
• M6: 2,118,755 km (0.034 R)
• M7: 2,601,058 km (0.106 R)
• M8: 2,813,188 km (0.12 R)
• M9: 3,272,304 km (0.096 R)
• M10: 3,753,111 km (0.069 R)
• M11: 4,080,282 km (0.078 R)
• M12: 5,175,937 km (0.081 R)
• M13: 10,019,617 km (0.072 R)
• M14: 10,278,271 km (0.099 R)
• M15: 10,971,508 km (0.102 R)
• M16: 11,982,191 km (0.057 R)
• M17: 12,629,501 km (0.111 R)
• M18: 13,237,916 km (0.07 R)
• M19: 17,230,832 km (0.086 R)
• M20: 19,140,449 km (0.105 R)
• M21: 19,378,759 km (0.069 R)
• M22: 20,269,315 km (0.115 R)
• M23: 24,290,057 km (0.117 R)
• M24: 25,039,542 km (0.103 R)
• M25: 26,192,642 km (0.089 R)
• M26: 27,080,207 km (0.038 R)
• M27: 28,397,565 km (0.097 R)
• M28: 32,492,209 km (0.105 R)
• M29: 33,172,729 km (0.117 R)
• M30: 34,797,512 km (0.047 R)
• M31: 35,629,426 km (0.059 R)
• M32: 39,988,708 km (0.062 R)
• M33: 40,508,411 km (0.098 R)
• M34: 41,961,006 km (0.115 R)
• M35: 43,311,276 km (0.101 R)
• M36: 47,826,589 km (0.074 R)
• M37: 49,897,023 km (0.097 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 15,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit