🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.52 AU - 0.54 AU

Year: 162 Days

Day: 12.6 Hours

Environment

Temp: 146 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,453,850 km

• M1: 23,038 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.66 AU - 0.86 AU

Year: 278 Days

Day: 15.9 Hours

Environment

Temp: 2 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,453,850 km

• M1: 95,443 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.72 AU - 0.88 AU

Year: 300 Days

Day: 37.5 Hours

Environment

Temp: -19 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,453,850 km

• M1: 27,676 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.41 AU - 1.71 AU

Year: 816 Days

Day: 37 Hours

Environment

Temp: -93 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.3

Radius: 8.2

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.5 AU - 5.82 AU

Year: 4215 Days

Day: 12.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 52.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,453,850 km

• M1: 108,608 km (0.058 R)
• M2: 827,725 km (0.11 R)
• M3: 1,792,182 km (0.111 R)
• M4: 3,803,077 km (0.09 R)
• M5: 5,203,912 km (0.037 R)
• M6: 6,897,210 km (0.041 R)
• M7: 7,696,810 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.4

Radius: 13.1

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.4 AU - 6.1 AU

Year: 5777 Days

Day: 5.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,453,850 km

• M1: 162,912 km (0.075 R)
• M2: 714,180 km (0.109 R)
• M3: 1,321,996 km (0.091 R)
• M4: 1,813,126 km (0.119 R)
• M5: 2,612,577 km (0.102 R)
• M6: 4,031,363 km (0.031 R)
• M7: 4,502,148 km (0.097 R)
• M8: 5,239,067 km (0.091 R)
• M9: 6,227,759 km (0.08 R)
• M10: 7,143,747 km (0.098 R)
• M11: 8,077,836 km (0.095 R)
• M12: 11,371,981 km (0.114 R)
• M13: 11,951,673 km (0.116 R)
• M14: 16,919,370 km (0.087 R)
• M15: 18,454,393 km (0.059 R)
• M16: 19,824,111 km (0.098 R)
• M17: 21,260,550 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.2

Radius: 11

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.96 AU - 7.52 AU

Year: 7331 Days

Day: 14 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,453,850 km

• M1: 139,575 km (0.047 R)
• M2: 506,688 km (0.097 R)
• M3: 1,061,546 km (0.09 R)
• M4: 2,015,981 km (0.119 R)
• M5: 2,381,000 km (0.118 R)
• M6: 3,160,105 km (0.088 R)
• M7: 3,899,418 km (0.117 R)
• M8: 4,310,513 km (0.065 R)
• M9: 4,750,480 km (0.09 R)
• M10: 6,710,362 km (0.075 R)
• M11: 7,189,374 km (0.047 R)
• M12: 8,174,925 km (0.113 R)
• M13: 9,519,212 km (0.079 R)
• M14: 11,259,185 km (0.098 R)
• M15: 12,421,710 km (0.1 R)
• M16: 13,896,595 km (0.119 R)
• M17: 19,165,582 km (0.109 R)
• M18: 24,151,978 km (0.067 R)
• M19: 28,582,169 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.1

Radius: 9.2

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.43 AU - 8.55 AU

Year: 10364 Days

Day: 13.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,453,850 km

• M1: 116,537 km (0.115 R)
• M2: 411,693 km (0.115 R)
• M3: 1,005,896 km (0.081 R)
• M4: 1,356,254 km (0.059 R)
• M5: 1,909,617 km (0.079 R)
• M6: 3,536,194 km (0.032 R)
• M7: 4,037,497 km (0.12 R)
• M8: 4,360,479 km (0.063 R)
• M9: 5,531,830 km (0.078 R)
• M10: 6,530,246 km (0.069 R)
• M11: 8,483,246 km (0.05 R)
• M12: 9,522,652 km (0.102 R)
• M13: 10,244,761 km (0.104 R)
• M14: 10,695,350 km (0.07 R)
• M15: 11,002,923 km (0.071 R)
• M16: 11,636,171 km (0.076 R)
• M17: 12,405,254 km (0.071 R)
• M18: 13,032,966 km (0.083 R)
• M19: 15,300,721 km (0.086 R)
• M20: 17,534,516 km (0.053 R)
• M21: 18,544,900 km (0.096 R)
• M22: 18,915,005 km (0.053 R)
• M23: 21,239,906 km (0.104 R)
• M24: 22,638,646 km (0.117 R)
• M25: 22,976,587 km (0.026 R)
• M26: 27,297,871 km (0.073 R)
• M27: 27,680,692 km (0.109 R)
• M28: 39,425,023 km (0.1 R)
• M29: 41,030,208 km (0.05 R)
• M30: 43,323,992 km (0.097 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 10,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit