🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.67 AU - 0.77 AU

Year: 223 Days

Day: 36.5 Hours

Environment

Temp: 119 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.6 AU - 0.86 AU

Year: 228 Days

Day: 40.8 Hours

Environment

Temp: 193 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,522,640 km

• M1: 56,997 km (0.109 R)

Asteroid Belt

Center: 1.04 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.23 AU - 1.47 AU

Year: 573 Days

Day: 45.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.53 AU - 4.31 AU

Year: 2835 Days

Day: 43 Hours

Environment

Temp: -118 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.5

Radius: 8.4

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.18 AU - 5.96 AU

Year: 4170 Days

Day: 13.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,522,640 km

• M1: 104,569 km (0.066 R)
• M2: 384,167 km (0.058 R)
• M3: 674,537 km (0.093 R)
• M4: 1,506,301 km (0.12 R)
• M5: 1,779,467 km (0.076 R)
• M6: 2,314,279 km (0.094 R)
• M7: 2,838,470 km (0.072 R)
• M8: 3,859,326 km (0.085 R)
• M9: 5,679,782 km (0.08 R)
• M10: 6,048,990 km (0.117 R)
• M11: 6,490,603 km (0.051 R)
• M12: 10,130,469 km (0.093 R)
• M13: 10,477,835 km (0.038 R)
• M14: 12,732,424 km (0.12 R)
• M15: 13,365,971 km (0.116 R)
• M16: 13,973,040 km (0.114 R)
• M17: 14,696,046 km (0.101 R)
• M18: 18,289,536 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.9

Radius: 14.1

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.08 AU - 6.68 AU

Year: 4558 Days

Day: 9.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,522,640 km

• M1: 175,478 km (0.053 R)
• M2: 690,245 km (0.09 R)
• M3: 1,294,022 km (0.054 R)
• M4: 1,958,236 km (0.119 R)
• M5: 2,693,210 km (0.099 R)
• M6: 3,750,119 km (0.117 R)
• M7: 5,461,220 km (0.062 R)
• M8: 8,131,093 km (0.102 R)
• M9: 11,308,253 km (0.085 R)
• M10: 15,672,471 km (0.093 R)
• M11: 17,445,804 km (0.103 R)
• M12: 25,199,462 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.4

Radius: 9.7

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.9 AU - 5.94 AU

Year: 5261 Days

Day: 6.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,522,640 km

• M1: 126,410 km (0.104 R)
• M2: 911,201 km (0.039 R)
• M3: 1,588,729 km (0.093 R)
• M4: 2,098,858 km (0.079 R)
• M5: 4,827,673 km (0.059 R)
• M6: 5,839,403 km (0.092 R)
• M7: 6,379,302 km (0.058 R)
• M8: 6,917,256 km (0.081 R)
• M9: 7,669,284 km (0.079 R)
• M10: 11,865,355 km (0.105 R)
• M11: 12,421,261 km (0.115 R)
• M12: 16,251,864 km (0.081 R)
• M13: 18,234,036 km (0.102 R)
• M14: 18,906,628 km (0.059 R)
• M15: 20,804,875 km (0.075 R)
• M16: 23,137,405 km (0.072 R)
• M17: 28,226,126 km (0.117 R)
• M18: 33,114,835 km (0.033 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.7

Radius: 14.3

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.06 AU - 8.82 AU

Year: 7412 Days

Day: 9.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,522,640 km

• M1: 177,872 km (0.077 R)
• M2: 990,039 km (0.089 R)
• M3: 1,456,634 km (0.092 R)
• M4: 2,400,148 km (0.07 R)
• M5: 2,901,002 km (0.07 R)
• M6: 3,411,579 km (0.077 R)
• M7: 4,209,534 km (0.103 R)
• M8: 4,893,646 km (0.108 R)
• M9: 6,239,278 km (0.096 R)
• M10: 8,741,153 km (0.037 R)
• M11: 9,570,524 km (0.083 R)
• M12: 10,713,452 km (0.086 R)
• M13: 12,473,770 km (0.06 R)
• M14: 13,577,204 km (0.103 R)
• M15: 14,206,113 km (0.084 R)
• M16: 15,130,179 km (0.104 R)
• M17: 17,646,565 km (0.074 R)
• M18: 20,092,789 km (0.111 R)
• M19: 20,910,192 km (0.114 R)
• M20: 21,891,704 km (0.028 R)
• M21: 23,720,538 km (0.106 R)
• M22: 24,403,302 km (0.119 R)
• M23: 25,887,612 km (0.117 R)
• M24: 26,449,502 km (0.116 R)
• M25: 27,348,735 km (0.066 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 20,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit