🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.45 AU - 0.55 AU

Year: 127 Days

Day: 35.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.53 AU - 0.85 AU

Year: 205 Days

Day: 36.7 Hours

Environment

Temp: 138 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 26,396,985 km

• M1: 155,582 km (0.107 R)
• M2: 188,045 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.86 AU - 0.96 AU

Year: 311 Days

Day: 22.7 Hours

Environment

Temp: 120 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.97 AU - 1.47 AU

Year: 483 Days

Day: 30.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.03 AU - 3.39 AU

Year: 2060 Days

Day: 26.2 Hours

Environment

Temp: -105 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.8

Radius: 11.7

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.29 AU - 6.69 AU

Year: 4607 Days

Day: 8.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,396,985 km

• M1: 145,708 km (0.078 R)
• M2: 1,222,364 km (0.119 R)
• M3: 2,147,029 km (0.068 R)
• M4: 2,847,147 km (0.117 R)
• M5: 4,044,827 km (0.084 R)
• M6: 6,014,882 km (0.096 R)
• M7: 6,756,887 km (0.056 R)
• M8: 10,046,395 km (0.057 R)
• M9: 13,624,626 km (0.103 R)
• M10: 15,149,178 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.8

Radius: 12.1

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.53 AU - 8.99 AU

Year: 9286 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,396,985 km

• M1: 165,455 km (0.098 R)
• M2: 919,279 km (0.092 R)
• M3: 2,068,789 km (0.089 R)
• M4: 3,089,495 km (0.116 R)
• M5: 4,579,789 km (0.113 R)
• M6: 5,874,708 km (0.098 R)
• M7: 7,325,509 km (0.058 R)
• M8: 9,570,673 km (0.094 R)
• M9: 15,496,843 km (0.099 R)
• M10: 16,059,032 km (0.071 R)
• M11: 16,699,610 km (0.047 R)
• M12: 18,237,476 km (0.099 R)
• M13: 18,793,980 km (0.065 R)
• M14: 22,374,157 km (0.098 R)
• M15: 24,074,636 km (0.048 R)
• M16: 25,946,853 km (0.094 R)
• M17: 29,406,453 km (0.058 R)
• M18: 32,245,223 km (0.117 R)
• M19: 32,650,633 km (0.114 R)
• M20: 35,584,397 km (0.101 R)
• M21: 37,115,381 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.1

Radius: 13.3

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.15 AU - 10.97 AU

Year: 9767 Days

Day: 11.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,396,985 km

• M1: 165,455 km (0.113 R)
• M2: 1,083,388 km (0.037 R)
• M3: 1,543,401 km (0.107 R)
• M4: 2,204,773 km (0.056 R)
• M5: 2,773,694 km (0.1 R)
• M6: 3,298,184 km (0.092 R)
• M7: 4,020,592 km (0.119 R)
• M8: 4,549,421 km (0.1 R)
• M9: 11,789,958 km (0.113 R)
• M10: 16,902,166 km (0.029 R)
• M11: 20,061,074 km (0.113 R)
• M12: 21,278,801 km (0.054 R)
• M13: 27,424,282 km (0.104 R)
• M14: 32,194,210 km (0.076 R)
• M15: 32,633,429 km (0.06 R)
• M16: 34,202,412 km (0.047 R)
• M17: 44,960,892 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.3

Radius: 3.6

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 12.6 AU - 14.64 AU

Year: 18003 Days

Day: 24.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,396,985 km

• M1: 44,730 km (0.106 R)
• M2: 249,380 km (0.077 R)
• M3: 446,699 km (0.111 R)
• M4: 756,217 km (0.053 R)
• M5: 1,632,113 km (0.082 R)
• M6: 1,874,312 km (0.058 R)
• M7: 2,351,379 km (0.114 R)
• M8: 2,959,046 km (0.097 R)
• M9: 5,133,451 km (0.075 R)
• M10: 9,839,800 km (0.065 R)
• M11: 11,206,676 km (0.091 R)
• M12: 15,167,130 km (0.081 R)
• M13: 19,064,005 km (0.092 R)
• M14: 20,166,092 km (0.101 R)
• M15: 22,425,170 km (0.048 R)
• M16: 24,923,304 km (0.11 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 17,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit