🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.55 AU - 0.61 AU

Year: 290 Days

Day: 37.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.62 AU - 0.66 AU

Year: 336 Days

Day: 33.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.4

Radius: 9.5

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.53 AU - 2.23 AU

Year: 1691 Days

Day: 5.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,985,377 km

• M1: 118,182 km (0.115 R)
• M2: 474,225 km (0.075 R)
• M3: 1,144,873 km (0.099 R)
• M4: 1,452,595 km (0.086 R)
• M5: 1,816,567 km (0.069 R)
• M6: 2,206,269 km (0.064 R)
• M7: 2,612,128 km (0.114 R)
• M8: 2,910,127 km (0.113 R)
• M9: 3,261,084 km (0.115 R)
• M10: 4,246,485 km (0.089 R)
• M11: 5,397,342 km (0.102 R)
• M12: 5,884,283 km (0.072 R)
• M13: 7,048,902 km (0.026 R)
• M14: 7,631,436 km (0.112 R)
• M15: 8,418,620 km (0.113 R)
• M16: 9,860,594 km (0.047 R)
• M17: 10,353,669 km (0.114 R)
• M18: 10,759,827 km (0.1 R)
• M19: 11,389,185 km (0.029 R)
• M20: 11,858,773 km (0.105 R)
• M21: 13,069,768 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.9

Radius: 11.8

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.26 AU - 2.44 AU

Year: 2363 Days

Day: 6 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,985,377 km

• M1: 147,204 km (0.083 R)
• M2: 606,470 km (0.025 R)
• M3: 1,002,455 km (0.038 R)
• M4: 1,805,945 km (0.083 R)
• M5: 2,931,969 km (0.112 R)
• M6: 4,194,126 km (0.094 R)
• M7: 5,184,913 km (0.093 R)
• M8: 5,811,428 km (0.088 R)
• M9: 6,942,837 km (0.108 R)
• M10: 7,342,413 km (0.071 R)
• M11: 7,731,068 km (0.09 R)
• M12: 9,039,003 km (0.077 R)
• M13: 9,546,588 km (0.054 R)
• M14: 10,263,910 km (0.041 R)
• M15: 11,252,901 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.6

Radius: 8.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.52 AU - 2.96 AU

Year: 2975 Days

Day: 10.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,985,377 km

• M1: 110,702 km (0.11 R)
• M2: 490,681 km (0.027 R)
• M3: 819,647 km (0.068 R)
• M4: 1,184,666 km (0.073 R)
• M5: 1,598,004 km (0.111 R)
• M6: 1,944,024 km (0.082 R)
• M7: 2,239,181 km (0.09 R)
• M8: 2,633,371 km (0.119 R)
• M9: 3,104,305 km (0.116 R)
• M10: 4,195,771 km (0.12 R)
• M11: 5,759,219 km (0.108 R)
• M12: 11,133,522 km (0.087 R)
• M13: 13,598,446 km (0.077 R)
• M14: 14,333,271 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.8

Radius: 6.4

Gravity: 20.87 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.53 AU - 7.87 AU

Year: 14017 Days

Day: 15.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 40,985,377 km

• M1: 79,586 km (0.109 R)
• M2: 349,012 km (0.101 R)
• M3: 635,791 km (0.101 R)
• M4: 906,713 km (0.087 R)
• M5: 1,201,121 km (0.073 R)
• M6: 1,720,076 km (0.11 R)
• M7: 2,175,153 km (0.111 R)
• M8: 3,041,474 km (0.111 R)
• M9: 5,070,171 km (0.067 R)
• M10: 6,040,762 km (0.118 R)
• M11: 6,570,039 km (0.111 R)
• M12: 9,367,370 km (0.117 R)
• M13: 14,093,017 km (0.086 R)
• M14: 14,374,710 km (0.102 R)
• M15: 15,022,169 km (0.1 R)
• M16: 15,839,722 km (0.117 R)
• M17: 16,375,282 km (0.053 R)
• M18: 16,922,661 km (0.098 R)
• M19: 17,971,791 km (0.049 R)
• M20: 18,386,476 km (0.066 R)
• M21: 20,647,049 km (0.119 R)
• M22: 22,221,417 km (0.064 R)
• M23: 25,502,847 km (0.11 R)
• M24: 28,082,811 km (0.066 R)
• M25: 29,435,775 km (0.056 R)
• M26: 32,392,876 km (0.119 R)
• M27: 33,880,178 km (0.111 R)
• M28: 35,933,409 km (0.086 R)
• M29: 36,990,467 km (0.117 R)
• M30: 37,257,948 km (0.1 R)
• M31: 38,889,911 km (0.085 R)
• M32: 39,863,644 km (0.088 R)
• M33: 40,568,998 km (0.11 R)
• M34: 41,570,406 km (0.05 R)
• M35: 43,921,187 km (0.027 R)
• M36: 44,522,421 km (0.114 R)
• M37: 56,836,270 km (0.093 R)
• M38: 57,550,151 km (0.112 R)
• M39: 60,836,816 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.7

Radius: 7.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.29 AU - 10.45 AU

Year: 15885 Days

Day: 21.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,985,377 km

• M1: 88,412 km (0.111 R)
• M2: 467,045 km (0.081 R)
• M3: 2,028,398 km (0.04 R)
• M4: 4,069,062 km (0.091 R)
• M5: 5,018,560 km (0.114 R)
• M6: 5,872,016 km (0.037 R)
• M7: 7,117,717 km (0.114 R)
• M8: 8,318,090 km (0.12 R)
• M9: 13,118,536 km (0.114 R)
• M10: 14,297,069 km (0.117 R)
• M11: 20,559,983 km (0.105 R)
• M12: 20,792,907 km (0.03 R)
• M13: 36,497,991 km (0.085 R)
• M14: 39,770,744 km (0.101 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: 259 - 14,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit