🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.47 AU - 0.75 AU

Year: 177 Days

Day: 20.9 Hours

Environment

Temp: 163 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.53 AU - 0.69 AU

Year: 177 Days

Day: 41.2 Hours

Environment

Temp: 200 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.71 AU - 0.89 AU

Year: 265 Days

Day: 41.2 Hours

Environment

Temp: 109 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.39 AU - 2.87 AU

Year: 1582 Days

Day: 15.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,054,381 km

• M1: 1,140,085 km (0.087 R)
• M2: 1,402,929 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.96 AU - 4.4 AU

Year: 3169 Days

Day: 24.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.8

Radius: 10.3

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.08 AU - 7.96 AU

Year: 6898 Days

Day: 5.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,054,381 km

• M1: 153,039 km (0.1 R)
• M2: 490,382 km (0.104 R)
• M3: 1,249,142 km (0.101 R)
• M4: 2,015,083 km (0.082 R)
• M5: 2,824,857 km (0.09 R)
• M6: 3,552,800 km (0.04 R)
• M7: 4,036,749 km (0.081 R)
• M8: 4,455,324 km (0.077 R)
• M9: 5,725,410 km (0.047 R)
• M10: 7,036,336 km (0.036 R)
• M11: 8,621,924 km (0.049 R)
• M12: 9,726,554 km (0.099 R)
• M13: 11,428,230 km (0.103 R)
• M14: 12,161,559 km (0.09 R)
• M15: 14,014,179 km (0.086 R)
• M16: 14,370,222 km (0.061 R)
• M17: 17,168,749 km (0.09 R)
• M18: 17,645,218 km (0.049 R)
• M19: 18,695,994 km (0.047 R)
• M20: 19,273,142 km (0.08 R)
• M21: 20,463,194 km (0.113 R)
• M22: 21,153,887 km (0.07 R)
• M23: 23,903,645 km (0.053 R)
• M24: 24,242,036 km (0.032 R)
• M25: 26,340,295 km (0.112 R)
• M26: 28,462,192 km (0.094 R)
• M27: 31,499,028 km (0.107 R)
• M28: 36,170,820 km (0.089 R)
• M29: 36,617,220 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.1

Radius: 10.4

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.75 AU - 11.71 AU

Year: 13956 Days

Day: 11.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,054,381 km

• M1: 129,402 km (0.068 R)
• M2: 1,945,072 km (0.056 R)
• M3: 2,286,005 km (0.087 R)
• M4: 3,318,679 km (0.092 R)
• M5: 4,412,240 km (0.078 R)
• M6: 4,836,948 km (0.073 R)
• M7: 5,543,798 km (0.09 R)
• M8: 6,000,071 km (0.109 R)
• M9: 7,751,114 km (0.086 R)
• M10: 8,322,578 km (0.115 R)
• M11: 9,179,924 km (0.116 R)
• M12: 10,150,814 km (0.095 R)
• M13: 10,661,242 km (0.063 R)
• M14: 11,733,410 km (0.058 R)
• M15: 13,007,535 km (0.089 R)
• M16: 15,088,441 km (0.117 R)
• M17: 16,905,906 km (0.106 R)
• M18: 17,623,676 km (0.084 R)
• M19: 18,113,460 km (0.067 R)
• M20: 21,244,693 km (0.061 R)
• M21: 24,215,856 km (0.092 R)
• M22: 29,919,275 km (0.12 R)
• M23: 32,773,453 km (0.113 R)
• M24: 38,742,408 km (0.091 R)
• M25: 40,129,479 km (0.107 R)
• M26: 61,663,345 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.5

Radius: 4.3

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.58 AU - 14.5 AU

Year: 16468 Days

Day: 18.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,054,381 km

• M1: 64,327 km (0.12 R)
• M2: 443,258 km (0.038 R)
• M3: 614,997 km (0.092 R)
• M4: 897,138 km (0.098 R)
• M5: 1,095,954 km (0.112 R)
• M6: 1,298,360 km (0.082 R)
• M7: 1,686,118 km (0.106 R)
• M8: 4,456,820 km (0.1 R)
• M9: 4,786,833 km (0.062 R)
• M10: 5,805,145 km (0.077 R)
• M11: 6,235,389 km (0.04 R)
• M12: 9,614,206 km (0.05 R)
• M13: 11,604,456 km (0.081 R)
• M14: 12,695,773 km (0.062 R)
• M15: 15,549,502 km (0.072 R)
• M16: 17,598,993 km (0.102 R)
• M17: 18,345,636 km (0.107 R)
• M18: 24,354,533 km (0.117 R)
• M19: 25,374,641 km (0.115 R)
• M20: 25,847,670 km (0.076 R)
• M21: 27,006,754 km (0.113 R)
• M22: 28,912,182 km (0.108 R)
• M23: 31,228,256 km (0.092 R)
• M24: 33,325,469 km (0.093 R)
• M25: 33,778,750 km (0.076 R)
• M26: 38,538,955 km (0.053 R)
• M27: 39,038,163 km (0.075 R)
• M28: 39,922,286 km (0.107 R)
• M29: 44,270,348 km (0.118 R)
• M30: 44,817,876 km (0.114 R)
• M31: 47,338,002 km (0.052 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 12,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit