🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.52 AU - 0.54 AU

Year: 136 Days

Day: 21.2 Hours

Environment

Temp: 191 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.62 AU - 0.9 AU

Year: 234 Days

Day: 29.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,252,567 km

• M1: 113,994 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.54 AU - 2.54 AU

Year: 1029 Days

Day: 17 Hours

Environment

Temp: -67 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,252,567 km

• M1: 123,717 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.7 AU - 3.8 AU

Year: 2564 Days

Day: 32 Hours

Environment

Temp: -117 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,252,567 km

• M1: 754,422 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.99 AU - 4.27 AU

Year: 2964 Days

Day: 36.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447

Radius: 13.5

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.93 AU - 14.57 AU

Year: 14222 Days

Day: 9.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,252,567 km

• M1: 208,689 km (0.047 R)
• M2: 741,257 km (0.063 R)
• M3: 2,592,830 km (0.087 R)
• M4: 4,334,897 km (0.1 R)
• M5: 5,820,404 km (0.104 R)
• M6: 7,038,729 km (0.05 R)
• M7: 9,031,223 km (0.086 R)
• M8: 9,823,045 km (0.115 R)
• M9: 11,947,484 km (0.115 R)
• M10: 12,538,396 km (0.064 R)
• M11: 14,428,715 km (0.063 R)
• M12: 16,001,736 km (0.058 R)
• M13: 18,144,726 km (0.1 R)
• M14: 19,325,352 km (0.085 R)
• M15: 32,468,423 km (0.047 R)
• M16: 33,504,089 km (0.094 R)
• M17: 35,884,340 km (0.036 R)
• M18: 44,117,459 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.3

Radius: 12.9

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 10.85 AU - 14.75 AU

Year: 16170 Days

Day: 14.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,252,567 km

• M1: 160,668 km (0.095 R)
• M2: 693,386 km (0.092 R)
• M3: 1,136,196 km (0.082 R)
• M4: 2,023,760 km (0.11 R)
• M5: 3,691,327 km (0.116 R)
• M6: 6,098,357 km (0.087 R)
• M7: 6,512,444 km (0.054 R)
• M8: 7,630,987 km (0.105 R)
• M9: 8,563,880 km (0.069 R)
• M10: 9,137,737 km (0.075 R)
• M11: 9,737,325 km (0.097 R)
• M12: 12,271,364 km (0.1 R)
• M13: 13,412,347 km (0.067 R)
• M14: 16,374,833 km (0.082 R)
• M15: 23,059,764 km (0.111 R)
• M16: 24,689,932 km (0.12 R)
• M17: 27,277,526 km (0.062 R)
• M18: 28,752,112 km (0.102 R)
• M19: 29,685,753 km (0.106 R)
• M20: 30,399,035 km (0.105 R)
• M21: 33,494,963 km (0.106 R)
• M22: 34,398,235 km (0.083 R)
• M23: 40,451,563 km (0.085 R)
• M24: 49,967,035 km (0.082 R)
• M25: 52,171,509 km (0.109 R)
• M26: 60,873,767 km (0.075 R)
• M27: 67,387,707 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.4

Radius: 6.1

Gravity: 24.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 12.19 AU - 19.35 AU

Year: 22113 Days

Day: 24.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,252,567 km

• M1: 76,445 km (0.077 R)
• M2: 310,266 km (0.12 R)
• M3: 562,039 km (0.106 R)
• M4: 1,218,475 km (0.057 R)
• M5: 1,469,201 km (0.089 R)
• M6: 1,850,675 km (0.112 R)
• M7: 2,507,859 km (0.117 R)
• M8: 2,758,286 km (0.075 R)
• M9: 3,309,853 km (0.046 R)
• M10: 5,046,834 km (0.077 R)
• M11: 5,365,776 km (0.05 R)
• M12: 7,569,203 km (0.061 R)
• M13: 12,980,009 km (0.094 R)
• M14: 15,653,024 km (0.1 R)
• M15: 15,989,768 km (0.102 R)
• M16: 17,655,989 km (0.111 R)
• M17: 18,671,759 km (0.083 R)
• M18: 21,124,117 km (0.116 R)
• M19: 23,453,057 km (0.085 R)
• M20: 24,340,621 km (0.098 R)
• M21: 25,135,584 km (0.043 R)
• M22: 25,481,454 km (0.098 R)
• M23: 27,869,186 km (0.109 R)
• M24: 28,613,585 km (0.088 R)
• M25: 40,156,856 km (0.108 R)
• M26: 43,710,403 km (0.119 R)
• M27: 45,222,539 km (0.116 R)
• M28: 50,332,353 km (0.106 R)
• M29: 60,433,949 km (0.063 R)
• M30: 60,640,394 km (0.058 R)
• M31: 67,055,600 km (0.067 R)
• M32: 67,943,613 km (0.059 R)
• M33: 73,672,763 km (0.043 R)
• M34: 77,991,653 km (0.088 R)
• M35: 82,730,166 km (0.086 R)
• M36: 82,984,781 km (0.084 R)
• M37: 83,239,846 km (0.086 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 16,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit