🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.73 AU - 0.75 AU

Year: 235 Days

Day: 38.1 Hours

Environment

Temp: 176 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,466,493 km

• M1: 18,401 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.81 AU - 1.09 AU

Year: 342 Days

Day: 38.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 64,466,493 km

• M1: 45,179 km (0.112 R)
• M2: 391,498 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.05 AU - 1.05 AU

Year: 397 Days

Day: 38 Hours

Environment

Temp: 28 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,466,493 km

• M1: 77,043 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.07 AU - 3.07 AU

Year: 1520 Days

Day: 26 Hours

Environment

Temp: -90 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,466,493 km

• M1: 481,556 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.9

Radius: 12.5

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.52 AU - 5.6 AU

Year: 4837 Days

Day: 11.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,466,493 km

• M1: 191,336 km (0.071 R)
• M2: 591,360 km (0.101 R)
• M3: 1,027,737 km (0.103 R)
• M4: 1,650,513 km (0.086 R)
• M5: 2,043,357 km (0.086 R)
• M6: 2,499,631 km (0.119 R)
• M7: 3,926,196 km (0.088 R)
• M8: 5,750,692 km (0.085 R)
• M9: 6,543,112 km (0.107 R)
• M10: 7,066,106 km (0.06 R)
• M11: 7,581,620 km (0.12 R)
• M12: 10,112,218 km (0.084 R)
• M13: 10,634,613 km (0.112 R)
• M14: 11,174,961 km (0.069 R)
• M15: 12,408,844 km (0.089 R)
• M16: 13,109,860 km (0.045 R)
• M17: 13,731,589 km (0.079 R)
• M18: 16,775,905 km (0.105 R)
• M19: 19,502,177 km (0.038 R)
• M20: 20,040,131 km (0.12 R)
• M21: 25,576,748 km (0.08 R)
• M22: 28,478,498 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.7

Radius: 12.1

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.35 AU - 13.71 AU

Year: 14445 Days

Day: 13.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,466,493 km

• M1: 150,495 km (0.074 R)
• M2: 615,146 km (0.098 R)
• M3: 1,385,875 km (0.102 R)
• M4: 1,882,390 km (0.096 R)
• M5: 2,650,725 km (0.06 R)
• M6: 3,618,025 km (0.11 R)
• M7: 4,129,649 km (0.11 R)
• M8: 5,590,622 km (0.053 R)
• M9: 6,276,977 km (0.036 R)
• M10: 9,362,433 km (0.108 R)
• M11: 10,281,263 km (0.108 R)
• M12: 11,365,848 km (0.039 R)
• M13: 12,354,839 km (0.083 R)
• M14: 14,504,112 km (0.109 R)
• M15: 19,530,600 km (0.118 R)
• M16: 20,468,280 km (0.075 R)
• M17: 21,847,572 km (0.058 R)
• M18: 22,517,771 km (0.102 R)
• M19: 26,830,229 km (0.117 R)
• M20: 36,228,416 km (0.069 R)
• M21: 44,334,227 km (0.043 R)

Asteroid Belt

Center: 12.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.1

Radius: 4.9

Gravity: 16.37 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 11.57 AU - 15.25 AU

Year: 18118 Days

Day: 19.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,466,493 km

• M1: 61,036 km (0.074 R)
• M2: 377,884 km (0.107 R)
• M3: 734,526 km (0.039 R)
• M4: 1,112,410 km (0.086 R)
• M5: 2,344,498 km (0.116 R)
• M6: 4,047,969 km (0.071 R)
• M7: 4,600,733 km (0.062 R)
• M8: 8,472,625 km (0.03 R)
• M9: 19,743,029 km (0.072 R)
• M10: 24,711,773 km (0.081 R)
• M11: 32,787,515 km (0.076 R)
• M12: 39,543,504 km (0.072 R)
• M13: 53,039,626 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.7

Radius: 4.5

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 10.92 AU - 17.2 AU

Year: 19452 Days

Day: 21.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,466,493 km

• M1: 55,950 km (0.115 R)
• M2: 258,505 km (0.106 R)
• M3: 1,060,649 km (0.085 R)
• M4: 2,060,860 km (0.031 R)
• M5: 2,367,386 km (0.099 R)
• M6: 2,872,728 km (0.117 R)
• M7: 4,727,293 km (0.08 R)
• M8: 5,325,086 km (0.118 R)
• M9: 7,921,207 km (0.084 R)
• M10: 8,853,352 km (0.049 R)
• M11: 13,932,199 km (0.114 R)
• M12: 14,630,073 km (0.117 R)
• M13: 19,236,341 km (0.106 R)
• M14: 20,583,321 km (0.084 R)
• M15: 25,463,502 km (0.109 R)
• M16: 33,356,136 km (0.117 R)
• M17: 34,601,987 km (0.119 R)
• M18: 36,113,824 km (0.074 R)
• M19: 37,669,193 km (0.03 R)
• M20: 44,473,353 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.6

Radius: 6

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 16.58 AU - 20.34 AU

Year: 29263 Days

Day: 22.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,466,493 km

• M1: 78,988 km (0.066 R)
• M2: 469,289 km (0.079 R)
• M3: 741,706 km (0.073 R)
• M4: 1,356,105 km (0.093 R)
• M5: 1,848,132 km (0.059 R)
• M6: 3,029,058 km (0.097 R)
• M7: 3,283,673 km (0.078 R)
• M8: 4,383,966 km (0.118 R)
• M9: 5,710,749 km (0.11 R)
• M10: 6,060,509 km (0.044 R)
• M11: 9,770,087 km (0.042 R)
• M12: 14,404,779 km (0.08 R)
• M13: 19,615,273 km (0.103 R)
• M14: 27,897,161 km (0.065 R)
• M15: 34,042,192 km (0.049 R)
• M16: 39,063,594 km (0.064 R)
• M17: 46,860,037 km (0.062 R)
• M18: 50,543,585 km (0.066 R)
• M19: 56,866,639 km (0.11 R)
• M20: 60,124,880 km (0.097 R)
• M21: 60,865,390 km (0.115 R)
• M22: 62,176,166 km (0.072 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: 436 - 18,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit