🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.56 AU - 0.66 AU

Year: 174 Days

Day: 39.2 Hours

Environment

Temp: 223 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.06 AU - 1.52 AU

Year: 535 Days

Day: 16.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 49.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,328,180 km

• M1: 24,235 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.9

Radius: 9.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.35 AU - 7.63 AU

Year: 6750 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,328,180 km

• M1: 118,182 km (0.074 R)
• M2: 421,866 km (0.096 R)
• M3: 934,837 km (0.098 R)
• M4: 1,579,604 km (0.063 R)
• M5: 2,564,407 km (0.113 R)
• M6: 3,072,740 km (0.117 R)
• M7: 4,243,044 km (0.088 R)
• M8: 7,087,349 km (0.11 R)
• M9: 14,561,707 km (0.068 R)
• M10: 16,175,719 km (0.052 R)
• M11: 17,905,818 km (0.114 R)
• M12: 20,586,612 km (0.053 R)
• M13: 22,317,459 km (0.058 R)
• M14: 27,489,207 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.5

Radius: 9.5

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.25 AU - 8.57 AU

Year: 8908 Days

Day: 5.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,328,180 km

• M1: 118,781 km (0.113 R)
• M2: 425,307 km (0.046 R)
• M3: 907,909 km (0.098 R)
• M4: 1,237,474 km (0.08 R)
• M5: 1,636,002 km (0.11 R)
• M6: 3,252,707 km (0.113 R)
• M7: 3,708,681 km (0.05 R)
• M8: 4,596,843 km (0.106 R)
• M9: 5,254,625 km (0.106 R)
• M10: 7,190,422 km (0.1 R)
• M11: 8,003,037 km (0.102 R)
• M12: 11,826,609 km (0.049 R)
• M13: 15,604,255 km (0.119 R)
• M14: 17,084,675 km (0.101 R)
• M15: 18,270,837 km (0.104 R)
• M16: 22,745,010 km (0.104 R)
• M17: 25,432,984 km (0.084 R)
• M18: 25,994,874 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.2

Radius: 5.5

Gravity: 24.2 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.41 AU - 13.29 AU

Year: 16825 Days

Day: 23.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,328,180 km

• M1: 68,516 km (0.075 R)
• M2: 306,825 km (0.096 R)
• M3: 528,679 km (0.1 R)
• M4: 878,588 km (0.069 R)
• M5: 1,124,826 km (0.094 R)
• M6: 1,314,068 km (0.036 R)
• M7: 1,976,038 km (0.108 R)
• M8: 2,171,862 km (0.099 R)
• M9: 2,490,057 km (0.083 R)
• M10: 3,037,884 km (0.115 R)
• M11: 6,592,479 km (0.111 R)
• M12: 7,032,147 km (0.087 R)
• M13: 7,872,438 km (0.104 R)
• M14: 9,094,653 km (0.104 R)
• M15: 11,717,702 km (0.069 R)
• M16: 13,511,979 km (0.063 R)
• M17: 15,254,046 km (0.098 R)
• M18: 26,790,735 km (0.101 R)
• M19: 29,639,377 km (0.069 R)
• M20: 31,564,702 km (0.096 R)
• M21: 40,826,456 km (0.071 R)
• M22: 44,894,321 km (0.047 R)
• M23: 53,125,645 km (0.116 R)
• M24: 64,262,458 km (0.111 R)
• M25: 64,856,810 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 12,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit