🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.54 AU - 0.66 AU

Year: 177 Days

Day: 37.6 Hours

Environment

Temp: 128 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.8 AU - 1 AU

Year: 325 Days

Day: 34.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.85 AU - 1.35 AU

Year: 439 Days

Day: 34.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,202,770 km

• M1: 240,105 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.89 AU - 1.99 AU

Year: 1029 Days

Day: 36.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,202,770 km

• M1: 1,032,375 km (0.101 R)
• M2: 1,122,582 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.47 AU - 3.47 AU

Year: 1949 Days

Day: 38 Hours

Environment

Temp: -108 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,202,770 km

• M1: 827,725 km (0.116 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.72 AU - 4.22 AU

Year: 2461 Days

Day: 18.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.7

Radius: 13.1

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.11 AU - 5.87 AU

Year: 4898 Days

Day: 15 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,202,770 km

• M1: 162,912 km (0.116 R)
• M2: 730,636 km (0.119 R)
• M3: 1,285,943 km (0.115 R)
• M4: 2,469,711 km (0.09 R)
• M5: 3,540,682 km (0.037 R)
• M6: 4,443,954 km (0.096 R)
• M7: 6,022,661 km (0.105 R)
• M8: 7,276,590 km (0.084 R)
• M9: 8,624,467 km (0.118 R)
• M10: 14,689,913 km (0.117 R)
• M11: 15,382,401 km (0.117 R)
• M12: 17,121,775 km (0.105 R)
• M13: 17,591,214 km (0.08 R)
• M14: 18,864,441 km (0.104 R)
• M15: 20,003,928 km (0.089 R)
• M16: 20,459,304 km (0.102 R)
• M17: 21,390,850 km (0.111 R)
• M18: 22,073,315 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.8

Radius: 14.1

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.04 AU - 10 AU

Year: 10316 Days

Day: 14.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,202,770 km

• M1: 175,329 km (0.079 R)
• M2: 728,242 km (0.082 R)
• M3: 1,223,411 km (0.105 R)
• M4: 1,902,436 km (0.036 R)
• M5: 2,932,417 km (0.104 R)
• M6: 5,723,016 km (0.086 R)
• M7: 6,221,775 km (0.11 R)
• M8: 7,306,958 km (0.094 R)
• M9: 8,379,276 km (0.105 R)
• M10: 8,930,095 km (0.047 R)
• M11: 13,552,370 km (0.039 R)
• M12: 14,572,777 km (0.096 R)
• M13: 19,094,223 km (0.119 R)
• M14: 19,648,334 km (0.056 R)
• M15: 20,376,427 km (0.119 R)
• M16: 22,319,254 km (0.093 R)
• M17: 23,470,410 km (0.104 R)
• M18: 24,014,946 km (0.034 R)
• M19: 28,474,309 km (0.113 R)
• M20: 30,040,300 km (0.118 R)
• M21: 31,553,183 km (0.079 R)
• M22: 32,552,197 km (0.095 R)
• M23: 39,630,570 km (0.081 R)
• M24: 41,317,586 km (0.102 R)
• M25: 46,523,143 km (0.054 R)
• M26: 49,135,121 km (0.039 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543

Radius: 10.2

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.36 AU - 11.84 AU

Year: 11327 Days

Day: 10.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,202,770 km

• M1: 127,009 km (0.076 R)
• M2: 467,194 km (0.074 R)
• M3: 851,361 km (0.105 R)
• M4: 1,216,530 km (0.079 R)
• M5: 1,807,890 km (0.049 R)
• M6: 2,170,516 km (0.026 R)
• M7: 2,702,934 km (0.088 R)
• M8: 3,344,260 km (0.069 R)
• M9: 4,595,946 km (0.116 R)
• M10: 5,118,192 km (0.105 R)
• M11: 6,318,416 km (0.112 R)
• M12: 9,218,969 km (0.072 R)
• M13: 9,850,721 km (0.041 R)
• M14: 11,146,837 km (0.054 R)
• M15: 14,074,467 km (0.047 R)
• M16: 23,830,193 km (0.089 R)
• M17: 24,283,026 km (0.091 R)
• M18: 29,340,032 km (0.071 R)
• M19: 30,070,219 km (0.097 R)
• M20: 32,777,641 km (0.06 R)
• M21: 33,677,323 km (0.083 R)
• M22: 34,941,126 km (0.09 R)
• M23: 37,197,959 km (0.088 R)
• M24: 39,676,796 km (0.088 R)
• M25: 46,211,680 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 16,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit