🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.44 AU - 0.74 AU

Year: 163 Days

Day: 45.4 Hours

Environment

Temp: 162 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.82 AU - 0.88 AU

Year: 282 Days

Day: 29.1 Hours

Environment

Temp: 140 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.47 AU - 1.75 AU

Year: 735 Days

Day: 16.7 Hours

Environment

Temp: -46 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,535,718 km

• M1: 38,596 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.86 AU - 2.04 AU

Year: 980 Days

Day: 48 Hours

Environment

Temp: -57 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.29 AU - 4.47 AU

Year: 3299 Days

Day: 13 Hours

Environment

Temp: -126 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,535,718 km

• M1: 1,873,564 km (0.057 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.9 AU - 6.08 AU

Year: 4012 Days

Day: 45.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.8

Radius: 13.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.49 AU - 6.05 AU

Year: 4354 Days

Day: 9.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,535,718 km

• M1: 172,038 km (0.109 R)
• M2: 917,633 km (0.057 R)
• M3: 1,594,564 km (0.113 R)
• M4: 2,070,285 km (0.096 R)
• M5: 2,641,450 km (0.07 R)
• M6: 3,707,484 km (0.111 R)
• M7: 4,151,939 km (0.086 R)
• M8: 4,607,166 km (0.06 R)
• M9: 5,122,680 km (0.071 R)
• M10: 5,850,324 km (0.054 R)
• M11: 6,300,913 km (0.092 R)
• M12: 8,083,072 km (0.106 R)
• M13: 8,797,402 km (0.105 R)
• M14: 11,241,233 km (0.108 R)
• M15: 12,868,409 km (0.095 R)
• M16: 18,689,112 km (0.08 R)
• M17: 21,455,925 km (0.078 R)
• M18: 24,254,602 km (0.047 R)
• M19: 25,423,560 km (0.066 R)
• M20: 26,629,767 km (0.119 R)
• M21: 27,371,474 km (0.106 R)
• M22: 28,638,418 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.7

Radius: 9.8

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.07 AU - 6.81 AU

Year: 5210 Days

Day: 12.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,535,718 km

• M1: 121,922 km (0.109 R)
• M2: 713,283 km (0.072 R)
• M3: 1,651,560 km (0.084 R)
• M4: 3,246,723 km (0.11 R)
• M5: 4,672,390 km (0.04 R)
• M6: 5,919,887 km (0.103 R)
• M7: 7,204,035 km (0.081 R)
• M8: 8,587,815 km (0.036 R)
• M9: 11,446,032 km (0.101 R)
• M10: 12,212,572 km (0.078 R)
• M11: 15,166,083 km (0.061 R)
• M12: 16,808,069 km (0.085 R)
• M13: 18,435,843 km (0.097 R)
• M14: 21,283,439 km (0.111 R)
• M15: 22,886,380 km (0.053 R)
• M16: 23,870,435 km (0.114 R)
• M17: 27,243,119 km (0.071 R)
• M18: 27,749,507 km (0.114 R)
• M19: 29,660,171 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.4

Radius: 11.1

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.71 AU - 11.83 AU

Year: 11845 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,535,718 km

• M1: 138,378 km (0.089 R)
• M2: 971,788 km (0.086 R)
• M3: 2,494,993 km (0.071 R)
• M4: 3,622,064 km (0.041 R)
• M5: 5,060,746 km (0.068 R)
• M6: 6,485,816 km (0.111 R)
• M7: 8,349,057 km (0.085 R)
• M8: 9,844,737 km (0.077 R)
• M9: 10,823,705 km (0.108 R)
• M10: 12,289,615 km (0.077 R)
• M11: 15,255,093 km (0.041 R)
• M12: 15,683,691 km (0.062 R)
• M13: 16,046,765 km (0.12 R)
• M14: 21,472,530 km (0.105 R)
• M15: 21,920,726 km (0.064 R)
• M16: 22,743,065 km (0.097 R)
• M17: 23,491,354 km (0.053 R)
• M18: 28,222,985 km (0.102 R)
• M19: 38,195,777 km (0.095 R)
• M20: 47,205,608 km (0.106 R)
• M21: 50,761,250 km (0.059 R)
• M22: 53,337,625 km (0.039 R)
• M23: 54,325,868 km (0.085 R)
• M24: 56,338,857 km (0.081 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 15,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit