🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.08 AU - 1.56 AU

Year: 543 Days

Day: 13.3 Hours

Environment

Temp: 0 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.37 AU - 1.59 AU

Year: 645 Days

Day: 15.6 Hours

Environment

Temp: -23 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.49 AU - 2.93 AU

Year: 1598 Days

Day: 17.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.7 AU - 4.08 AU

Year: 2235 Days

Day: 40.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,898,684 km

• M1: 50,863 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.81 AU - 4.11 AU

Year: 2822 Days

Day: 39.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.6

Radius: 9.8

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.57 AU - 6.05 AU

Year: 4382 Days

Day: 6.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,898,684 km

• M1: 122,371 km (0.113 R)
• M2: 511,176 km (0.037 R)
• M3: 1,562,101 km (0.029 R)
• M4: 2,091,378 km (0.052 R)
• M5: 2,445,177 km (0.082 R)
• M6: 2,838,919 km (0.083 R)
• M7: 3,199,150 km (0.11 R)
• M8: 3,818,186 km (0.111 R)
• M9: 4,586,970 km (0.116 R)
• M10: 5,374,752 km (0.107 R)
• M11: 5,929,162 km (0.049 R)
• M12: 6,831,836 km (0.085 R)
• M13: 8,033,106 km (0.118 R)
• M14: 9,137,139 km (0.062 R)
• M15: 11,109,736 km (0.108 R)
• M16: 12,195,817 km (0.111 R)
• M17: 13,500,460 km (0.111 R)
• M18: 14,109,174 km (0.088 R)
• M19: 14,577,714 km (0.104 R)
• M20: 16,902,764 km (0.061 R)
• M21: 17,550,373 km (0.097 R)
• M22: 19,785,964 km (0.093 R)
• M23: 20,972,125 km (0.109 R)
• M24: 21,651,150 km (0.118 R)
• M25: 22,065,686 km (0.117 R)
• M26: 22,768,198 km (0.101 R)
• M27: 25,192,581 km (0.108 R)
• M28: 25,960,018 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.5

Radius: 9.1

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.16 AU - 6.5 AU

Year: 4407 Days

Day: 10.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,898,684 km

• M1: 113,096 km (0.117 R)
• M2: 398,978 km (0.069 R)
• M3: 771,027 km (0.106 R)
• M4: 1,155,195 km (0.12 R)
• M5: 1,594,265 km (0.109 R)
• M6: 2,578,319 km (0.116 R)
• M7: 3,025,467 km (0.108 R)
• M8: 3,558,784 km (0.114 R)
• M9: 4,454,576 km (0.06 R)
• M10: 5,100,539 km (0.056 R)
• M11: 6,498,232 km (0.071 R)
• M12: 7,271,354 km (0.063 R)
• M13: 7,710,125 km (0.101 R)
• M14: 8,512,418 km (0.066 R)
• M15: 9,369,315 km (0.056 R)
• M16: 9,818,856 km (0.113 R)
• M17: 10,391,666 km (0.114 R)
• M18: 10,835,823 km (0.076 R)
• M19: 12,122,813 km (0.104 R)
• M20: 12,615,289 km (0.077 R)
• M21: 13,078,145 km (0.117 R)
• M22: 13,727,849 km (0.107 R)
• M23: 16,743,293 km (0.034 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.5

Radius: 13.7

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.03 AU - 8.47 AU

Year: 8487 Days

Day: 11.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,898,684 km

• M1: 170,392 km (0.038 R)
• M2: 783,893 km (0.092 R)
• M3: 1,234,781 km (0.101 R)
• M4: 1,837,361 km (0.052 R)
• M5: 2,724,028 km (0.095 R)
• M6: 3,318,829 km (0.061 R)
• M7: 3,809,211 km (0.097 R)
• M8: 4,503,793 km (0.061 R)
• M9: 5,078,997 km (0.111 R)
• M10: 5,985,860 km (0.107 R)
• M11: 8,082,175 km (0.117 R)
• M12: 8,603,224 km (0.088 R)
• M13: 11,305,709 km (0.077 R)
• M14: 12,743,046 km (0.08 R)
• M15: 13,284,889 km (0.092 R)
• M16: 14,241,418 km (0.048 R)
• M17: 14,825,149 km (0.077 R)
• M18: 15,485,773 km (0.062 R)
• M19: 20,599,328 km (0.051 R)
• M20: 21,957,527 km (0.103 R)
• M21: 23,455,001 km (0.105 R)
• M22: 26,043,045 km (0.117 R)
• M23: 26,828,733 km (0.087 R)
• M24: 27,361,301 km (0.067 R)
• M25: 28,264,573 km (0.064 R)
• M26: 29,940,518 km (0.062 R)
• M27: 31,289,143 km (0.087 R)
• M28: 34,107,267 km (0.051 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 13,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit