🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.69 AU - 0.75 AU

Year: 229 Days

Day: 46.3 Hours

Environment

Temp: 117 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.68 AU - 0.8 AU

Year: 239 Days

Day: 33.8 Hours

Environment

Temp: 184 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.8 AU - 0.9 AU

Year: 294 Days

Day: 25.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,014,034 km

• M1: 223,350 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.96 AU - 1.54 AU

Year: 524 Days

Day: 25.7 Hours

Environment

Temp: -19 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 14.1

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.77 AU - 5.61 AU

Year: 3806 Days

Day: 10 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,014,034 km

• M1: 175,478 km (0.104 R)
• M2: 876,943 km (0.086 R)
• M3: 1,319,453 km (0.069 R)
• M4: 1,955,394 km (0.07 R)
• M5: 3,031,302 km (0.079 R)
• M6: 3,513,605 km (0.111 R)
• M7: 4,156,128 km (0.092 R)
• M8: 4,827,224 km (0.092 R)
• M9: 5,279,608 km (0.116 R)
• M10: 6,779,626 km (0.101 R)
• M11: 8,192,727 km (0.107 R)
• M12: 9,289,579 km (0.078 R)
• M13: 11,729,819 km (0.074 R)
• M14: 12,505,933 km (0.088 R)
• M15: 15,414,265 km (0.113 R)
• M16: 15,957,754 km (0.091 R)
• M17: 16,854,145 km (0.1 R)
• M18: 18,381,838 km (0.071 R)
• M19: 21,442,312 km (0.037 R)
• M20: 22,603,341 km (0.094 R)
• M21: 23,590,537 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.8

Radius: 14.7

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.29 AU - 5.69 AU

Year: 4177 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,014,034 km

• M1: 187,745 km (0.094 R)
• M2: 895,044 km (0.111 R)
• M3: 1,480,869 km (0.106 R)
• M4: 1,998,628 km (0.111 R)
• M5: 3,341,867 km (0.089 R)
• M6: 3,826,115 km (0.07 R)
• M7: 4,891,850 km (0.072 R)
• M8: 5,933,052 km (0.116 R)
• M9: 7,514,451 km (0.11 R)
• M10: 8,320,035 km (0.113 R)
• M11: 9,253,975 km (0.025 R)
• M12: 10,256,879 km (0.113 R)
• M13: 10,765,063 km (0.108 R)
• M14: 11,455,008 km (0.102 R)
• M15: 12,217,658 km (0.119 R)
• M16: 13,750,288 km (0.062 R)
• M17: 14,907,129 km (0.11 R)
• M18: 15,868,145 km (0.117 R)
• M19: 18,480,423 km (0.117 R)
• M20: 19,000,426 km (0.093 R)
• M21: 19,649,381 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.4

Radius: 10.6

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.65 AU - 9.35 AU

Year: 10118 Days

Day: 6.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,014,034 km

• M1: 132,544 km (0.112 R)
• M2: 757,863 km (0.114 R)
• M3: 1,094,458 km (0.065 R)
• M4: 1,562,550 km (0.084 R)
• M5: 2,931,669 km (0.072 R)
• M6: 3,608,749 km (0.1 R)
• M7: 4,880,032 km (0.073 R)
• M8: 6,544,907 km (0.107 R)
• M9: 11,123,948 km (0.061 R)
• M10: 14,627,530 km (0.091 R)
• M11: 15,800,378 km (0.05 R)
• M12: 17,259,256 km (0.084 R)
• M13: 21,819,897 km (0.037 R)
• M14: 28,786,370 km (0.111 R)
• M15: 32,195,107 km (0.083 R)
• M16: 36,604,953 km (0.118 R)
• M17: 37,608,755 km (0.112 R)
• M18: 44,443,882 km (0.099 R)
• M19: 53,492,608 km (0.043 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.9

Radius: 8.1

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.5 AU - 9.94 AU

Year: 11356 Days

Day: 6.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,014,034 km

• M1: 110,104 km (0.056 R)
• M2: 410,646 km (0.113 R)
• M3: 818,151 km (0.081 R)
• M4: 1,152,502 km (0.112 R)
• M5: 1,535,772 km (0.108 R)
• M6: 2,086,142 km (0.087 R)
• M7: 3,083,511 km (0.111 R)
• M8: 3,478,150 km (0.052 R)
• M9: 4,011,766 km (0.068 R)
• M10: 4,482,850 km (0.057 R)
• M11: 4,959,469 km (0.103 R)
• M12: 5,403,774 km (0.118 R)
• M13: 6,191,108 km (0.066 R)
• M14: 6,593,825 km (0.069 R)
• M15: 7,290,353 km (0.1 R)
• M16: 10,676,650 km (0.079 R)
• M17: 17,815,461 km (0.059 R)
• M18: 20,898,823 km (0.117 R)
• M19: 22,225,905 km (0.101 R)
• M20: 22,651,960 km (0.086 R)
• M21: 24,410,633 km (0.092 R)
• M22: 25,415,930 km (0.062 R)
• M23: 29,100,825 km (0.047 R)
• M24: 31,925,682 km (0.075 R)
• M25: 39,217,531 km (0.045 R)
• M26: 42,525,140 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 12,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit