🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.5 AU - 0.6 AU

Year: 154 Days

Day: 40.2 Hours

Environment

Temp: 165 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 23,709,958 km

• M1: 63,429 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.47 AU - 0.73 AU

Year: 175 Days

Day: 30.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 23,709,958 km

• M1: 262,993 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.73 AU - 1.11 AU

Year: 332 Days

Day: 38.1 Hours

Environment

Temp: 36 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 23,709,958 km

• M1: 36,352 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.85 AU - 1.89 AU

Year: 963 Days

Day: 43.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.92 AU - 2.8 AU

Year: 1366 Days

Day: 20.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,709,958 km

• M1: 866,321 km (0.095 R)

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.7

Radius: 13.4

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.69 AU - 5.97 AU

Year: 3999 Days

Day: 10.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,709,958 km

• M1: 166,652 km (0.117 R)
• M2: 604,226 km (0.112 R)
• M3: 1,315,264 km (0.097 R)
• M4: 1,896,003 km (0.052 R)
• M5: 2,612,577 km (0.067 R)
• M6: 3,307,011 km (0.105 R)
• M7: 3,879,073 km (0.119 R)
• M8: 4,469,087 km (0.116 R)
• M9: 5,066,281 km (0.103 R)
• M10: 6,032,534 km (0.113 R)
• M11: 6,544,458 km (0.109 R)
• M12: 8,588,414 km (0.046 R)
• M13: 9,675,392 km (0.092 R)
• M14: 10,463,922 km (0.118 R)
• M15: 11,027,906 km (0.119 R)
• M16: 11,935,068 km (0.094 R)
• M17: 14,001,762 km (0.1 R)
• M18: 17,716,128 km (0.103 R)
• M19: 18,331,125 km (0.054 R)
• M20: 22,538,864 km (0.054 R)
• M21: 25,677,128 km (0.082 R)
• M22: 27,188,216 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.6

Radius: 11.1

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.89 AU - 5.17 AU

Year: 4250 Days

Day: 13 Hours

Environment

Temp: -150 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,709,958 km

• M1: 138,079 km (0.103 R)
• M2: 485,445 km (0.117 R)
• M3: 1,397,543 km (0.107 R)
• M4: 1,862,344 km (0.089 R)
• M5: 2,719,689 km (0.067 R)
• M6: 4,662,816 km (0.049 R)
• M7: 5,288,434 km (0.074 R)
• M8: 6,479,981 km (0.095 R)
• M9: 7,286,912 km (0.093 R)
• M10: 7,842,369 km (0.086 R)
• M11: 9,163,767 km (0.109 R)
• M12: 10,180,434 km (0.092 R)
• M13: 10,558,618 km (0.114 R)
• M14: 10,946,226 km (0.097 R)
• M15: 11,938,359 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589

Radius: 11.8

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.15 AU - 5.63 AU

Year: 4714 Days

Day: 5.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,709,958 km

• M1: 146,905 km (0.107 R)
• M2: 802,742 km (0.12 R)
• M3: 1,284,298 km (0.105 R)
• M4: 2,011,942 km (0.065 R)
• M5: 3,183,891 km (0.105 R)
• M6: 3,897,773 km (0.08 R)
• M7: 6,349,532 km (0.11 R)
• M8: 6,948,372 km (0.066 R)
• M9: 8,295,800 km (0.077 R)
• M10: 8,705,698 km (0.032 R)
• M11: 12,297,394 km (0.099 R)
• M12: 13,584,085 km (0.11 R)
• M13: 20,502,089 km (0.09 R)
• M14: 21,046,775 km (0.107 R)
• M15: 21,952,291 km (0.116 R)
• M16: 24,519,390 km (0.089 R)
• M17: 25,993,827 km (0.044 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.8

Radius: 14.3

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.5 AU - 6.48 AU

Year: 5523 Days

Day: 5.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,709,958 km

• M1: 178,321 km (0.086 R)
• M2: 651,349 km (0.093 R)
• M3: 1,884,185 km (0.05 R)
• M4: 3,681,155 km (0.084 R)
• M5: 4,179,017 km (0.089 R)
• M6: 6,118,254 km (0.112 R)
• M7: 6,730,259 km (0.072 R)
• M8: 7,223,782 km (0.069 R)
• M9: 9,483,607 km (0.036 R)
• M10: 11,259,334 km (0.031 R)
• M11: 14,025,997 km (0.094 R)
• M12: 15,942,495 km (0.09 R)
• M13: 18,264,105 km (0.044 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 11,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit