🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.74 AU - 0.98 AU

Year: 297 Days

Day: 43.9 Hours

Environment

Temp: 120 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.68 AU - 1.06 AU

Year: 303 Days

Day: 18.8 Hours

Environment

Temp: 100 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.04 AU - 1.12 AU

Year: 418 Days

Day: 27.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 63,434,670 km

• M1: 614,997 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.28 AU - 1.68 AU

Year: 671 Days

Day: 47.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.48 AU - 2.14 AU

Year: 908 Days

Day: 23.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 99.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.4

Radius: 12.2

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.42 AU - 5.52 AU

Year: 4769 Days

Day: 12.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,434,670 km

• M1: 151,692 km (0.083 R)
• M2: 588,668 km (0.09 R)
• M3: 1,995,636 km (0.058 R)
• M4: 2,463,877 km (0.108 R)
• M5: 3,284,272 km (0.065 R)
• M6: 3,713,917 km (0.083 R)
• M7: 4,328,764 km (0.048 R)
• M8: 6,424,032 km (0.092 R)
• M9: 7,565,015 km (0.06 R)
• M10: 9,374,999 km (0.046 R)
• M11: 10,245,809 km (0.09 R)
• M12: 12,148,843 km (0.086 R)
• M13: 12,711,032 km (0.117 R)
• M14: 13,130,953 km (0.108 R)
• M15: 14,053,822 km (0.116 R)
• M16: 15,135,864 km (0.083 R)
• M17: 16,028,664 km (0.099 R)
• M18: 18,447,811 km (0.095 R)
• M19: 19,884,399 km (0.088 R)
• M20: 20,522,434 km (0.114 R)
• M21: 22,442,523 km (0.091 R)
• M22: 24,641,312 km (0.084 R)
• M23: 25,626,115 km (0.118 R)
• M24: 26,128,465 km (0.051 R)
• M25: 27,412,763 km (0.074 R)
• M26: 28,918,764 km (0.084 R)

Asteroid Belt

Center: 7.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.8

Radius: 12.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.06 AU - 11.5 AU

Year: 12287 Days

Day: 6.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,434,670 km

• M1: 155,582 km (0.099 R)
• M2: 547,977 km (0.036 R)
• M3: 943,364 km (0.034 R)
• M4: 1,579,754 km (0.116 R)
• M5: 2,525,960 km (0.098 R)
• M6: 2,922,394 km (0.029 R)
• M7: 3,700,603 km (0.086 R)
• M8: 4,834,554 km (0.112 R)
• M9: 5,668,862 km (0.11 R)
• M10: 7,433,219 km (0.098 R)
• M11: 9,316,207 km (0.102 R)
• M12: 9,810,030 km (0.118 R)
• M13: 10,274,232 km (0.056 R)
• M14: 11,047,204 km (0.074 R)
• M15: 12,493,217 km (0.081 R)
• M16: 15,198,396 km (0.112 R)
• M17: 16,983,846 km (0.109 R)
• M18: 17,927,210 km (0.097 R)
• M19: 18,342,195 km (0.03 R)
• M20: 21,506,040 km (0.082 R)
• M21: 23,339,661 km (0.042 R)
• M22: 26,149,558 km (0.045 R)
• M23: 29,560,090 km (0.1 R)
• M24: 32,637,169 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.4

Radius: 12

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 9.03 AU - 13.67 AU

Year: 14254 Days

Day: 5.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,434,670 km

• M1: 149,598 km (0.106 R)
• M2: 563,086 km (0.116 R)
• M3: 1,186,311 km (0.119 R)
• M4: 1,598,902 km (0.06 R)
• M5: 2,016,430 km (0.111 R)
• M6: 2,465,074 km (0.099 R)
• M7: 3,077,378 km (0.053 R)
• M8: 4,169,143 km (0.098 R)
• M9: 4,871,505 km (0.037 R)
• M10: 6,189,462 km (0.112 R)
• M11: 7,594,635 km (0.077 R)
• M12: 14,302,903 km (0.075 R)
• M13: 14,941,835 km (0.058 R)
• M14: 16,049,009 km (0.115 R)
• M15: 19,268,505 km (0.092 R)
• M16: 25,483,399 km (0.09 R)
• M17: 27,820,566 km (0.082 R)
• M18: 29,836,248 km (0.106 R)
• M19: 32,308,951 km (0.099 R)
• M20: 33,906,357 km (0.109 R)
• M21: 35,427,169 km (0.077 R)
• M22: 40,966,629 km (0.069 R)
• M23: 42,400,375 km (0.029 R)
• M24: 44,313,881 km (0.105 R)
• M25: 45,824,521 km (0.114 R)
• M26: 47,057,506 km (0.114 R)
• M27: 52,713,054 km (0.078 R)
• M28: 54,237,456 km (0.098 R)
• M29: 54,751,923 km (0.11 R)
• M30: 55,269,831 km (0.08 R)
• M31: 55,790,880 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 13,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit