🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.43 AU - 0.67 AU

Year: 142 Days

Day: 21.2 Hours

Environment

Temp: 228 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 42,468,262 km

• M1: 38,746 km (0.12 R)
• M2: 368,759 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.63 AU - 0.77 AU

Year: 204 Days

Day: 40.2 Hours

Environment

Temp: 158 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.64 AU - 0.82 AU

Year: 217 Days

Day: 21.6 Hours

Environment

Temp: 146 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.69 AU - 0.99 AU

Year: 268 Days

Day: 31.3 Hours

Environment

Temp: 184 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.22 AU - 2.96 AU

Year: 1452 Days

Day: 25.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,468,262 km

• M1: 1,051,374 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.97 AU - 3.53 AU

Year: 2040 Days

Day: 19.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.8

Radius: 11.1

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.54 AU - 7.02 AU

Year: 4839 Days

Day: 11.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,468,262 km

• M1: 138,079 km (0.116 R)
• M2: 513,420 km (0.106 R)
• M3: 1,038,359 km (0.073 R)
• M4: 1,532,481 km (0.076 R)
• M5: 3,124,052 km (0.1 R)
• M6: 3,659,762 km (0.115 R)
• M7: 4,867,915 km (0.099 R)
• M8: 5,409,459 km (0.072 R)
• M9: 6,353,422 km (0.119 R)
• M10: 6,940,444 km (0.051 R)
• M11: 7,822,473 km (0.032 R)
• M12: 8,188,987 km (0.049 R)
• M13: 9,173,641 km (0.117 R)
• M14: 10,157,247 km (0.069 R)
• M15: 14,108,426 km (0.1 R)
• M16: 14,904,735 km (0.097 R)
• M17: 17,193,283 km (0.032 R)
• M18: 18,333,668 km (0.044 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895

Radius: 13.2

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 8.2 AU - 9.38 AU

Year: 9076 Days

Day: 6.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,468,262 km

• M1: 164,109 km (0.092 R)
• M2: 624,122 km (0.117 R)
• M3: 1,215,931 km (0.07 R)
• M4: 2,004,761 km (0.11 R)
• M5: 3,090,542 km (0.085 R)
• M6: 4,083,723 km (0.047 R)
• M7: 4,536,705 km (0.087 R)
• M8: 6,773,492 km (0.119 R)
• M9: 9,422,721 km (0.078 R)
• M10: 11,719,198 km (0.084 R)
• M11: 12,581,181 km (0.107 R)
• M12: 13,671,001 km (0.075 R)
• M13: 15,557,580 km (0.104 R)
• M14: 17,318,646 km (0.083 R)
• M15: 20,244,631 km (0.08 R)
• M16: 21,739,712 km (0.102 R)
• M17: 22,514,330 km (0.105 R)
• M18: 23,396,509 km (0.101 R)
• M19: 27,753,995 km (0.057 R)
• M20: 32,291,000 km (0.115 R)
• M21: 35,026,995 km (0.097 R)
• M22: 42,270,823 km (0.075 R)
• M23: 43,342,393 km (0.091 R)
• M24: 44,845,253 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.8

Radius: 14.4

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.94 AU - 9.78 AU

Year: 9184 Days

Day: 6.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,468,262 km

• M1: 179,368 km (0.073 R)
• M2: 855,849 km (0.09 R)
• M3: 1,644,230 km (0.079 R)
• M4: 2,321,161 km (0.097 R)
• M5: 2,845,202 km (0.102 R)
• M6: 4,162,561 km (0.113 R)
• M7: 5,003,600 km (0.114 R)
• M8: 5,788,839 km (0.069 R)
• M9: 6,912,319 km (0.118 R)
• M10: 8,820,290 km (0.089 R)
• M11: 9,968,005 km (0.063 R)
• M12: 12,559,489 km (0.101 R)
• M13: 13,069,768 km (0.043 R)
• M14: 13,831,221 km (0.091 R)
• M15: 14,314,422 km (0.066 R)
• M16: 16,630,346 km (0.119 R)
• M17: 25,065,422 km (0.119 R)
• M18: 26,518,317 km (0.056 R)
• M19: 29,194,922 km (0.092 R)
• M20: 30,700,625 km (0.081 R)
• M21: 31,732,850 km (0.068 R)
• M22: 38,063,533 km (0.094 R)
• M23: 40,225,521 km (0.119 R)
• M24: 40,840,368 km (0.067 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 19,487 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit