🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.55 AU - 0.65 AU

Year: 177 Days

Day: 25.9 Hours

Environment

Temp: 166 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.62 AU - 0.86 AU

Year: 242 Days

Day: 38.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,144,247 km

• M1: 67,917 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.94 AU - 1.4 AU

Year: 482 Days

Day: 45.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.25 AU - 1.79 AU

Year: 714 Days

Day: 18.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,144,247 km

• M1: 48,919 km (0.064 R)

Asteroid Belt

Center: 3.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212

Radius: 8.5

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.21 AU - 6.43 AU

Year: 5347 Days

Day: 13.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,144,247 km

• M1: 107,860 km (0.1 R)
• M2: 414,386 km (0.082 R)
• M3: 685,308 km (0.085 R)
• M4: 1,009,187 km (0.11 R)
• M5: 1,435,541 km (0.091 R)
• M6: 1,991,148 km (0.089 R)
• M7: 2,312,185 km (0.097 R)
• M8: 4,125,012 km (0.089 R)
• M9: 5,573,119 km (0.068 R)
• M10: 6,526,357 km (0.058 R)
• M11: 7,972,370 km (0.054 R)
• M12: 8,648,103 km (0.106 R)
• M13: 9,179,774 km (0.119 R)
• M14: 9,583,240 km (0.064 R)
• M15: 13,389,159 km (0.108 R)
• M16: 16,068,457 km (0.104 R)
• M17: 16,654,881 km (0.115 R)
• M18: 17,035,607 km (0.05 R)
• M19: 18,155,198 km (0.09 R)
• M20: 18,558,364 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.1

Radius: 11.4

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.2 AU - 9.92 AU

Year: 8714 Days

Day: 5.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 27,144,247 km

• M1: 142,268 km (0.087 R)
• M2: 769,980 km (0.05 R)
• M3: 1,130,810 km (0.065 R)
• M4: 1,518,119 km (0.116 R)
• M5: 2,010,745 km (0.117 R)
• M6: 2,462,231 km (0.031 R)
• M7: 3,300,279 km (0.108 R)
• M8: 3,933,377 km (0.106 R)
• M9: 4,507,683 km (0.118 R)
• M10: 5,107,421 km (0.114 R)
• M11: 5,599,598 km (0.083 R)
• M12: 7,693,968 km (0.113 R)
• M13: 8,135,731 km (0.097 R)
• M14: 8,938,922 km (0.073 R)
• M15: 12,089,752 km (0.034 R)
• M16: 13,420,275 km (0.113 R)
• M17: 15,851,241 km (0.114 R)
• M18: 17,170,694 km (0.062 R)
• M19: 18,136,947 km (0.086 R)
• M20: 23,687,327 km (0.099 R)
• M21: 25,409,647 km (0.064 R)
• M22: 26,846,235 km (0.108 R)
• M23: 28,147,288 km (0.102 R)
• M24: 28,717,406 km (0.107 R)
• M25: 30,974,987 km (0.071 R)
• M26: 33,986,991 km (0.065 R)
• M27: 34,633,702 km (0.085 R)
• M28: 36,623,204 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.7

Radius: 8.1

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.55 AU - 9.83 AU

Year: 10609 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,144,247 km

• M1: 103,971 km (0.077 R)
• M2: 907,610 km (0.059 R)
• M3: 2,093,772 km (0.114 R)
• M4: 3,398,564 km (0.102 R)
• M5: 4,446,797 km (0.078 R)
• M6: 7,285,416 km (0.062 R)
• M7: 8,133,038 km (0.05 R)
• M8: 8,802,040 km (0.04 R)
• M9: 10,479,480 km (0.039 R)
• M10: 13,886,871 km (0.037 R)
• M11: 15,285,462 km (0.106 R)
• M12: 18,359,847 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107

Radius: 12.9

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.44 AU - 10.14 AU

Year: 10783 Days

Day: 9.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,144,247 km

• M1: 160,519 km (0.118 R)
• M2: 587,172 km (0.103 R)
• M3: 1,095,356 km (0.07 R)
• M4: 1,629,420 km (0.115 R)
• M5: 2,305,902 km (0.063 R)
• M6: 4,338,937 km (0.069 R)
• M7: 5,787,343 km (0.091 R)
• M8: 6,622,548 km (0.084 R)
• M9: 7,882,910 km (0.095 R)
• M10: 8,871,603 km (0.087 R)
• M11: 9,415,840 km (0.105 R)
• M12: 10,316,269 km (0.081 R)
• M13: 11,912,478 km (0.107 R)
• M14: 14,236,781 km (0.084 R)
• M15: 14,929,867 km (0.102 R)
• M16: 17,685,460 km (0.103 R)
• M17: 18,549,089 km (0.097 R)
• M18: 19,766,067 km (0.111 R)
• M19: 20,561,779 km (0.092 R)
• M20: 24,484,384 km (0.044 R)
• M21: 26,741,517 km (0.062 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 17,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit