🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.59 AU - 0.97 AU

Year: 242 Days

Day: 42 Hours

Environment

Temp: 115 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,435,374 km

• M1: 573,857 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.68 AU - 2.14 AU

Year: 928 Days

Day: 27 Hours

Environment

Temp: -46 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.29 AU - 5.05 AU

Year: 2993 Days

Day: 43.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 8.3

Gravity: 13.94 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.34 AU - 8.56 AU

Year: 6440 Days

Day: 14 Hours

Environment

Temp: -156 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,435,374 km

• M1: 114,143 km (0.101 R)
• M2: 704,456 km (0.096 R)
• M3: 1,269,039 km (0.092 R)
• M4: 1,643,931 km (0.118 R)
• M5: 2,562,163 km (0.074 R)
• M6: 2,853,131 km (0.058 R)
• M7: 3,187,781 km (0.1 R)
• M8: 3,911,236 km (0.082 R)
• M9: 7,928,238 km (0.069 R)
• M10: 8,423,108 km (0.107 R)
• M11: 9,159,429 km (0.099 R)
• M12: 9,429,303 km (0.049 R)
• M13: 12,211,076 km (0.079 R)
• M14: 14,995,242 km (0.105 R)
• M15: 16,801,187 km (0.116 R)
• M16: 21,781,600 km (0.109 R)
• M17: 23,415,059 km (0.075 R)
• M18: 26,923,877 km (0.052 R)
• M19: 27,385,685 km (0.053 R)
• M20: 28,611,341 km (0.093 R)
• M21: 30,368,218 km (0.082 R)
• M22: 31,273,136 km (0.083 R)
• M23: 38,001,300 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612

Radius: 9.4

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.13 AU - 10.65 AU

Year: 9316 Days

Day: 6.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,435,374 km

• M1: 117,734 km (0.116 R)
• M2: 484,248 km (0.088 R)
• M3: 897,737 km (0.11 R)
• M4: 1,199,177 km (0.095 R)
• M5: 1,709,604 km (0.117 R)
• M6: 2,323,554 km (0.104 R)
• M7: 2,662,543 km (0.12 R)
• M8: 3,166,089 km (0.055 R)
• M9: 3,560,280 km (0.028 R)
• M10: 4,092,399 km (0.105 R)
• M11: 5,004,348 km (0.119 R)
• M12: 5,606,779 km (0.033 R)
• M13: 7,503,979 km (0.061 R)
• M14: 8,293,257 km (0.107 R)
• M15: 9,275,218 km (0.057 R)
• M16: 10,942,635 km (0.107 R)
• M17: 11,415,514 km (0.105 R)
• M18: 13,149,503 km (0.098 R)
• M19: 13,624,028 km (0.074 R)
• M20: 13,987,551 km (0.106 R)
• M21: 15,637,615 km (0.049 R)
• M22: 18,719,481 km (0.088 R)
• M23: 21,443,508 km (0.071 R)
• M24: 22,687,863 km (0.099 R)
• M25: 24,332,542 km (0.107 R)
• M26: 24,867,953 km (0.07 R)
• M27: 29,237,707 km (0.11 R)
• M28: 33,982,652 km (0.036 R)
• M29: 35,557,619 km (0.105 R)
• M30: 43,772,935 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.1

Radius: 9.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.11 AU - 12.55 AU

Year: 13404 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,435,374 km

• M1: 126,859 km (0.053 R)
• M2: 1,148,612 km (0.082 R)
• M3: 1,756,877 km (0.068 R)
• M4: 2,316,074 km (0.102 R)
• M5: 2,989,863 km (0.108 R)
• M6: 3,948,486 km (0.089 R)
• M7: 5,805,594 km (0.047 R)
• M8: 9,835,162 km (0.081 R)
• M9: 14,427,219 km (0.025 R)
• M10: 14,886,634 km (0.094 R)
• M11: 19,952,167 km (0.077 R)
• M12: 21,187,995 km (0.115 R)
• M13: 25,676,380 km (0.118 R)
• M14: 43,001,160 km (0.115 R)
• M15: 44,780,178 km (0.12 R)
• M16: 47,756,727 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.6

Radius: 12.4

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.42 AU - 12.9 AU

Year: 14903 Days

Day: 10 Hours

Environment

Temp: -180 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,435,374 km

• M1: 154,235 km (0.077 R)
• M2: 577,897 km (0.084 R)
• M3: 2,051,735 km (0.089 R)
• M4: 3,515,849 km (0.063 R)
• M5: 9,259,360 km (0.106 R)
• M6: 10,558,319 km (0.04 R)
• M7: 12,965,348 km (0.099 R)
• M8: 16,662,211 km (0.075 R)
• M9: 17,560,995 km (0.092 R)
• M10: 18,234,634 km (0.068 R)
• M11: 18,751,196 km (0.032 R)
• M12: 19,544,363 km (0.088 R)
• M13: 23,141,893 km (0.116 R)
• M14: 28,518,590 km (0.047 R)
• M15: 31,127,876 km (0.085 R)
• M16: 38,340,737 km (0.091 R)
• M17: 42,408,004 km (0.087 R)
• M18: 43,774,282 km (0.085 R)
• M19: 61,946,683 km (0.041 R)
• M20: 64,695,544 km (0.098 R)
• M21: 66,911,687 km (0.092 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 15,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit