🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.44 AU - 0.64 AU

Year: 149 Days

Day: 14.6 Hours

Environment

Temp: 239 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.58 AU - 0.82 AU

Year: 219 Days

Day: 32.4 Hours

Environment

Temp: 195 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.79 AU - 1.23 AU

Year: 380 Days

Day: 16.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 54,918,869 km

• M1: 279,598 km (0.044 R)
• M2: 766,988 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.88 AU - 1.24 AU

Year: 409 Days

Day: 42.8 Hours

Environment

Temp: -4 °C

Axial Tilt: 103.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.81 AU - 1.35 AU

Year: 421 Days

Day: 36.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 54,918,869 km

• M1: 12,267 km (0.037 R)
• M2: 166,203 km (0.033 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.72 AU - 2 AU

Year: 951 Days

Day: 13.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,918,869 km

• M1: 302,936 km (0.111 R)

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.1

Radius: 14.3

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.19 AU - 6.85 AU

Year: 6239 Days

Day: 11.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,918,869 km

• M1: 411,245 km (0.116 R)
• M2: 972,835 km (0.096 R)
• M3: 1,615,956 km (0.092 R)
• M4: 2,936,008 km (0.086 R)
• M5: 3,926,795 km (0.115 R)
• M6: 8,966,747 km (0.089 R)
• M7: 9,753,931 km (0.082 R)
• M8: 18,926,225 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.1

Radius: 14

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.92 AU - 8.42 AU

Year: 7195 Days

Day: 7.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,918,869 km

• M1: 189,840 km (0.099 R)
• M2: 670,049 km (0.046 R)
• M3: 1,371,962 km (0.113 R)
• M4: 2,036,027 km (0.108 R)
• M5: 2,719,988 km (0.091 R)
• M6: 3,314,490 km (0.063 R)
• M7: 3,875,333 km (0.06 R)
• M8: 4,395,185 km (0.109 R)
• M9: 5,132,105 km (0.087 R)
• M10: 6,175,998 km (0.04 R)
• M11: 7,066,405 km (0.089 R)
• M12: 7,808,261 km (0.115 R)
• M13: 9,579,500 km (0.037 R)
• M14: 11,858,324 km (0.109 R)
• M15: 13,343,681 km (0.06 R)
• M16: 15,492,655 km (0.082 R)
• M17: 16,048,560 km (0.054 R)
• M18: 18,475,038 km (0.089 R)
• M19: 20,837,637 km (0.069 R)
• M20: 26,679,883 km (0.116 R)
• M21: 28,478,199 km (0.111 R)
• M22: 31,817,971 km (0.113 R)
• M23: 33,326,217 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.4

Radius: 5.8

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 13.92 AU - 14.22 AU

Year: 19777 Days

Day: 18.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,918,869 km

• M1: 72,405 km (0.113 R)
• M2: 376,239 km (0.096 R)
• M3: 664,065 km (0.081 R)
• M4: 888,611 km (0.113 R)
• M5: 1,092,812 km (0.087 R)
• M6: 1,289,085 km (0.117 R)
• M7: 1,567,786 km (0.111 R)
• M8: 1,835,865 km (0.06 R)
• M9: 2,344,049 km (0.082 R)
• M10: 2,567,548 km (0.094 R)
• M11: 3,715,562 km (0.07 R)
• M12: 4,744,197 km (0.098 R)
• M13: 5,306,984 km (0.092 R)
• M14: 6,099,853 km (0.117 R)
• M15: 10,996,341 km (0.095 R)
• M16: 11,683,594 km (0.094 R)
• M17: 12,157,520 km (0.045 R)
• M18: 18,246,901 km (0.119 R)
• M19: 18,804,004 km (0.084 R)
• M20: 20,288,762 km (0.115 R)
• M21: 22,028,137 km (0.047 R)
• M22: 23,396,209 km (0.107 R)
• M23: 30,534,721 km (0.118 R)
• M24: 31,206,565 km (0.077 R)
• M25: 31,888,432 km (0.079 R)
• M26: 32,929,483 km (0.105 R)
• M27: 33,399,520 km (0.097 R)
• M28: 36,313,537 km (0.063 R)
• M29: 43,059,802 km (0.076 R)
• M30: 44,188,518 km (0.106 R)
• M31: 51,851,669 km (0.095 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 10,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit