🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.55 AU - 0.69 AU

Year: 178 Days

Day: 42.5 Hours

Environment

Temp: 219 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.54 AU - 2.12 AU

Year: 904 Days

Day: 31.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.72 AU - 2.52 AU

Year: 1127 Days

Day: 30.9 Hours

Environment

Temp: -69 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.65 AU - 2.99 AU

Year: 1730 Days

Day: 39.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.7

Radius: 12.6

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.85 AU - 6.37 AU

Year: 4219 Days

Day: 8 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,205,711 km

• M1: 156,779 km (0.091 R)
• M2: 754,871 km (0.114 R)
• M3: 1,207,255 km (0.037 R)
• M4: 1,868,029 km (0.102 R)
• M5: 3,513,156 km (0.112 R)
• M6: 3,918,567 km (0.095 R)
• M7: 4,334,000 km (0.104 R)
• M8: 4,801,792 km (0.109 R)
• M9: 5,303,394 km (0.076 R)
• M10: 5,787,194 km (0.1 R)
• M11: 6,189,761 km (0.1 R)
• M12: 6,962,135 km (0.083 R)
• M13: 7,356,475 km (0.087 R)
• M14: 7,862,266 km (0.116 R)
• M15: 10,045,647 km (0.093 R)
• M16: 11,695,113 km (0.096 R)
• M17: 12,254,010 km (0.04 R)
• M18: 13,565,236 km (0.084 R)
• M19: 14,868,233 km (0.069 R)
• M20: 16,679,265 km (0.115 R)
• M21: 18,983,072 km (0.075 R)
• M22: 20,860,226 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.9

Radius: 11.8

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.59 AU - 11.33 AU

Year: 11481 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,205,711 km

• M1: 146,756 km (0.095 R)
• M2: 760,107 km (0.098 R)
• M3: 1,780,813 km (0.085 R)
• M4: 2,279,722 km (0.106 R)
• M5: 3,112,533 km (0.118 R)
• M6: 4,028,970 km (0.116 R)
• M7: 4,654,289 km (0.1 R)
• M8: 5,475,880 km (0.078 R)
• M9: 5,921,682 km (0.094 R)
• M10: 6,466,069 km (0.045 R)
• M11: 7,083,459 km (0.092 R)
• M12: 7,697,558 km (0.1 R)
• M13: 8,526,181 km (0.08 R)
• M14: 10,309,388 km (0.073 R)
• M15: 10,725,569 km (0.12 R)
• M16: 11,481,038 km (0.099 R)
• M17: 11,871,788 km (0.067 R)
• M18: 12,798,547 km (0.093 R)
• M19: 13,586,628 km (0.047 R)
• M20: 15,460,790 km (0.108 R)
• M21: 18,472,644 km (0.047 R)
• M22: 19,165,582 km (0.063 R)
• M23: 21,685,707 km (0.097 R)
• M24: 23,603,103 km (0.072 R)
• M25: 27,275,581 km (0.105 R)
• M26: 32,298,180 km (0.1 R)
• M27: 40,679,251 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.6

Radius: 4.1

Gravity: 18.66 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 13.56 AU - 16.54 AU

Year: 21325 Days

Day: 18.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,205,711 km

• M1: 52,958 km (0.095 R)
• M2: 188,493 km (0.095 R)
• M3: 419,622 km (0.112 R)
• M4: 775,815 km (0.057 R)
• M5: 1,653,056 km (0.101 R)
• M6: 1,872,816 km (0.096 R)
• M7: 2,518,779 km (0.107 R)
• M8: 2,695,604 km (0.106 R)
• M9: 3,935,621 km (0.091 R)
• M10: 4,083,423 km (0.058 R)
• M11: 4,646,809 km (0.065 R)
• M12: 4,947,202 km (0.106 R)
• M13: 5,296,064 km (0.113 R)
• M14: 5,476,479 km (0.081 R)
• M15: 5,623,683 km (0.077 R)
• M16: 5,811,578 km (0.116 R)
• M17: 6,239,578 km (0.112 R)
• M18: 6,522,617 km (0.04 R)
• M19: 8,020,839 km (0.112 R)
• M20: 8,307,170 km (0.084 R)
• M21: 11,495,998 km (0.1 R)
• M22: 12,357,083 km (0.102 R)
• M23: 13,063,185 km (0.119 R)
• M24: 13,795,916 km (0.119 R)
• M25: 17,236,218 km (0.092 R)
• M26: 17,473,330 km (0.119 R)
• M27: 20,669,489 km (0.092 R)
• M28: 31,128,026 km (0.073 R)
• M29: 31,715,796 km (0.1 R)
• M30: 42,728,742 km (0.034 R)
• M31: 46,592,706 km (0.091 R)
• M32: 47,516,323 km (0.095 R)
• M33: 47,826,888 km (0.089 R)
• M34: 48,295,279 km (0.104 R)
• M35: 49,718,852 km (0.12 R)
• M36: 51,988,402 km (0.074 R)
• M37: 54,495,662 km (0.071 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 10,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit