🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.5 AU - 0.52 AU

Year: 155 Days

Day: 30.6 Hours

Environment

Temp: 88 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.41 AU - 0.67 AU

Year: 168 Days

Day: 12.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.74 AU - 0.78 AU

Year: 281 Days

Day: 21.8 Hours

Environment

Temp: -14 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.38 AU - 1.66 AU

Year: 796 Days

Day: 45.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.38 AU - 2.56 AU

Year: 1648 Days

Day: 39.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.9

Radius: 13

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.66 AU - 3.18 AU

Year: 2119 Days

Day: 15 Hours

Environment

Temp: -146 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,131,633 km

• M1: 161,715 km (0.081 R)
• M2: 587,770 km (0.114 R)
• M3: 1,137,393 km (0.047 R)
• M4: 1,797,269 km (0.119 R)
• M5: 2,754,546 km (0.067 R)
• M6: 3,665,148 km (0.083 R)
• M7: 4,199,811 km (0.032 R)
• M8: 4,653,541 km (0.099 R)
• M9: 5,703,419 km (0.079 R)
• M10: 6,170,015 km (0.1 R)
• M11: 7,104,403 km (0.093 R)
• M12: 7,751,713 km (0.097 R)
• M13: 11,146,687 km (0.107 R)
• M14: 12,166,047 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.4

Radius: 9.2

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.68 AU - 4.68 AU

Year: 3629 Days

Day: 10.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,131,633 km

• M1: 114,742 km (0.112 R)
• M2: 417,677 km (0.115 R)
• M3: 1,183,768 km (0.036 R)
• M4: 6,098,357 km (0.077 R)
• M5: 7,293,644 km (0.105 R)
• M6: 7,715,211 km (0.083 R)
• M7: 12,393,436 km (0.106 R)
• M8: 14,125,480 km (0.116 R)
• M9: 15,004,666 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.6

Radius: 14.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.89 AU - 5.77 AU

Year: 4507 Days

Day: 9.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,131,633 km

• M1: 185,352 km (0.061 R)
• M2: 663,018 km (0.089 R)
• M3: 1,141,432 km (0.09 R)
• M4: 1,617,003 km (0.115 R)
• M5: 2,177,397 km (0.072 R)
• M6: 2,685,731 km (0.051 R)
• M7: 4,026,576 km (0.03 R)
• M8: 4,847,121 km (0.087 R)
• M9: 5,454,488 km (0.079 R)
• M10: 6,965,726 km (0.111 R)
• M11: 10,686,973 km (0.102 R)
• M12: 12,010,016 km (0.03 R)
• M13: 13,083,082 km (0.101 R)
• M14: 15,518,984 km (0.059 R)
• M15: 18,633,462 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.4

Radius: 7.9

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.2 AU - 18.62 AU

Year: 25685 Days

Day: 19.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,131,633 km

• M1: 98,286 km (0.109 R)
• M2: 389,403 km (0.108 R)
• M3: 3,120,312 km (0.077 R)
• M4: 3,808,313 km (0.026 R)
• M5: 5,320,299 km (0.088 R)
• M6: 6,620,454 km (0.12 R)
• M7: 8,066,916 km (0.056 R)
• M8: 13,806,836 km (0.067 R)
• M9: 16,060,528 km (0.096 R)
• M10: 28,767,222 km (0.106 R)
• M11: 30,945,367 km (0.05 R)
• M12: 34,626,970 km (0.119 R)
• M13: 43,667,170 km (0.102 R)
• M14: 55,508,440 km (0.062 R)
• M15: 59,682,370 km (0.102 R)
• M16: 70,908,493 km (0.108 R)
• M17: 78,228,167 km (0.05 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 12,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit