🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.7 AU - 0.7 AU

Year: 224 Days

Day: 45 Hours

Environment

Temp: 141 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,893,133 km

• M1: 36,951 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.62 AU - 1.72 AU

Year: 826 Days

Day: 34.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.7 AU - 2.26 AU

Year: 1067 Days

Day: 44.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,893,133 km

• M1: 284,685 km (0.091 R)
• M2: 317,297 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.57 AU - 2.47 AU

Year: 1099 Days

Day: 15.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.91 AU - 3.53 AU

Year: 2212 Days

Day: 41.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,893,133 km

• M1: 206,146 km (0.053 R)

Asteroid Belt

Center: 4.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.4

Radius: 14.6

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.19 AU - 5.69 AU

Year: 4204 Days

Day: 5.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,893,133 km

• M1: 182,509 km (0.106 R)
• M2: 994,227 km (0.086 R)
• M3: 1,701,227 km (0.109 R)
• M4: 2,214,048 km (0.103 R)
• M5: 3,163,247 km (0.074 R)
• M6: 4,101,974 km (0.114 R)
• M7: 5,725,709 km (0.12 R)
• M8: 6,206,367 km (0.117 R)
• M9: 8,477,861 km (0.032 R)
• M10: 9,029,129 km (0.076 R)
• M11: 9,961,124 km (0.087 R)
• M12: 12,478,557 km (0.102 R)
• M13: 14,290,935 km (0.096 R)
• M14: 15,126,888 km (0.09 R)
• M15: 16,161,507 km (0.035 R)
• M16: 17,126,862 km (0.052 R)
• M17: 19,740,486 km (0.113 R)
• M18: 21,042,586 km (0.105 R)
• M19: 21,850,863 km (0.098 R)
• M20: 23,386,486 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.2

Radius: 10.8

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.63 AU - 5.63 AU

Year: 4449 Days

Day: 5 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,893,133 km

• M1: 134,339 km (0.105 R)
• M2: 674,238 km (0.077 R)
• M3: 1,250,189 km (0.072 R)
• M4: 2,107,086 km (0.078 R)
• M5: 3,395,872 km (0.106 R)
• M6: 4,221,951 km (0.105 R)
• M7: 4,646,061 km (0.091 R)
• M8: 6,210,556 km (0.072 R)
• M9: 6,573,779 km (0.072 R)
• M10: 7,888,745 km (0.115 R)
• M11: 9,931,952 km (0.103 R)
• M12: 10,514,786 km (0.11 R)
• M13: 13,725,904 km (0.106 R)
• M14: 14,873,918 km (0.07 R)
• M15: 15,416,509 km (0.071 R)
• M16: 17,479,614 km (0.116 R)
• M17: 18,145,025 km (0.109 R)
• M18: 18,764,659 km (0.025 R)
• M19: 19,334,328 km (0.094 R)
• M20: 19,915,366 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.6

Radius: 14.5

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.63 AU - 10.77 AU

Year: 9825 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,893,133 km

• M1: 181,612 km (0.09 R)
• M2: 669,301 km (0.101 R)
• M3: 1,132,755 km (0.081 R)
• M4: 1,590,824 km (0.109 R)
• M5: 2,449,815 km (0.058 R)
• M6: 3,090,243 km (0.091 R)
• M7: 4,015,356 km (0.096 R)
• M8: 4,911,747 km (0.109 R)
• M9: 5,486,203 km (0.108 R)
• M10: 6,520,223 km (0.072 R)
• M11: 7,330,146 km (0.093 R)
• M12: 7,960,701 km (0.056 R)
• M13: 8,584,524 km (0.075 R)
• M14: 9,240,810 km (0.041 R)
• M15: 10,360,401 km (0.08 R)
• M16: 13,038,352 km (0.056 R)
• M17: 13,613,107 km (0.101 R)
• M18: 15,124,494 km (0.092 R)
• M19: 16,148,791 km (0.094 R)
• M20: 16,947,045 km (0.12 R)
• M21: 18,985,167 km (0.092 R)
• M22: 24,138,963 km (0.08 R)
• M23: 26,897,548 km (0.069 R)
• M24: 27,642,246 km (0.096 R)
• M25: 28,114,526 km (0.111 R)
• M26: 32,507,169 km (0.085 R)
• M27: 38,498,862 km (0.089 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 17,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit