🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.93 AU - 1.03 AU

Year: 339 Days

Day: 12.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 41 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 64,343,189 km

• M1: 37,399 km (0.084 R)
• M2: 57,745 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.22 AU - 1.44 AU

Year: 537 Days

Day: 35.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,343,189 km

• M1: 549,623 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.69 AU - 1.91 AU

Year: 845 Days

Day: 13.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.97 AU - 3.17 AU

Year: 1441 Days

Day: 20.1 Hours

Environment

Temp: -70 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.03 AU - 4.05 AU

Year: 2330 Days

Day: 23.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,343,189 km

• M1: 1,092,962 km (0.112 R)

Asteroid Belt

Center: 6.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.3

Radius: 12.2

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.86 AU - 10.16 AU

Year: 10260 Days

Day: 5.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,343,189 km

• M1: 151,842 km (0.091 R)
• M2: 786,286 km (0.094 R)
• M3: 1,219,522 km (0.103 R)
• M4: 1,660,836 km (0.083 R)
• M5: 2,066,096 km (0.098 R)
• M6: 2,477,640 km (0.12 R)
• M7: 3,702,398 km (0.115 R)
• M8: 4,113,792 km (0.056 R)
• M9: 5,892,660 km (0.073 R)
• M10: 6,302,558 km (0.082 R)
• M11: 7,475,705 km (0.091 R)
• M12: 7,867,950 km (0.113 R)
• M13: 9,988,351 km (0.067 R)
• M14: 10,956,997 km (0.107 R)
• M15: 12,046,219 km (0.073 R)
• M16: 12,894,140 km (0.065 R)
• M17: 14,573,825 km (0.118 R)
• M18: 18,128,569 km (0.078 R)
• M19: 20,315,989 km (0.08 R)
• M20: 28,875,381 km (0.075 R)
• M21: 29,519,250 km (0.078 R)
• M22: 30,282,499 km (0.063 R)
• M23: 32,651,231 km (0.043 R)
• M24: 36,245,918 km (0.042 R)
• M25: 37,247,327 km (0.068 R)
• M26: 37,882,519 km (0.086 R)
• M27: 39,963,725 km (0.112 R)
• M28: 44,780,327 km (0.097 R)
• M29: 51,367,271 km (0.115 R)
• M30: 53,109,488 km (0.111 R)
• M31: 53,591,343 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.7

Radius: 9.4

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.64 AU - 10.1 AU

Year: 10848 Days

Day: 8.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,343,189 km

• M1: 116,986 km (0.12 R)
• M2: 446,101 km (0.087 R)
• M3: 881,879 km (0.086 R)
• M4: 1,300,604 km (0.12 R)
• M5: 1,636,451 km (0.111 R)
• M6: 1,979,928 km (0.112 R)
• M7: 3,336,182 km (0.089 R)
• M8: 3,947,738 km (0.087 R)
• M9: 6,924,885 km (0.07 R)
• M10: 8,050,609 km (0.032 R)
• M11: 16,044,222 km (0.083 R)
• M12: 17,480,511 km (0.064 R)
• M13: 19,632,626 km (0.041 R)
• M14: 23,094,022 km (0.118 R)
• M15: 23,904,992 km (0.083 R)
• M16: 25,203,800 km (0.113 R)
• M17: 30,015,018 km (0.113 R)
• M18: 32,299,975 km (0.119 R)
• M19: 33,427,794 km (0.041 R)
• M20: 43,548,838 km (0.117 R)
• M21: 44,647,185 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.3

Radius: 11.4

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.19 AU - 12.69 AU

Year: 14434 Days

Day: 11.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 169.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,343,189 km

• M1: 141,819 km (0.053 R)
• M2: 535,261 km (0.078 R)
• M3: 996,471 km (0.114 R)
• M4: 1,462,469 km (0.042 R)
• M5: 1,840,802 km (0.098 R)
• M6: 2,491,253 km (0.114 R)
• M7: 4,128,602 km (0.09 R)
• M8: 4,566,625 km (0.095 R)
• M9: 6,109,876 km (0.106 R)
• M10: 8,860,083 km (0.099 R)
• M11: 9,863,137 km (0.117 R)
• M12: 10,477,536 km (0.105 R)
• M13: 14,358,852 km (0.077 R)
• M14: 16,348,504 km (0.117 R)
• M15: 17,369,360 km (0.038 R)
• M16: 21,880,933 km (0.092 R)
• M17: 22,257,321 km (0.034 R)
• M18: 24,005,073 km (0.118 R)
• M19: 26,157,786 km (0.032 R)
• M20: 26,795,671 km (0.11 R)
• M21: 28,659,661 km (0.1 R)
• M22: 29,566,224 km (0.066 R)
• M23: 31,079,855 km (0.054 R)
• M24: 40,128,731 km (0.073 R)
• M25: 47,729,051 km (0.12 R)
• M26: 50,954,232 km (0.116 R)
• M27: 52,788,601 km (0.11 R)
• M28: 53,978,652 km (0.108 R)
• M29: 59,464,555 km (0.06 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 17,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit