🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.57 AU - 0.87 AU

Year: 229 Days

Day: 15 Hours

Environment

Temp: 191 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,245,799 km

• M1: 250,726 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.17 AU - 1.45 AU

Year: 562 Days

Day: 40.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,245,799 km

• M1: 362,775 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.21 AU - 1.57 AU

Year: 614 Days

Day: 23.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.61 AU - 2.11 AU

Year: 951 Days

Day: 18.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,245,799 km

• M1: 40,840 km (0.102 R)

Asteroid Belt

Center: 4.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.2

Radius: 12

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.2 AU - 7.04 AU

Year: 6383 Days

Day: 9.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,245,799 km

• M1: 149,299 km (0.119 R)
• M2: 544,835 km (0.104 R)
• M3: 1,243,458 km (0.069 R)
• M4: 1,690,157 km (0.096 R)
• M5: 2,067,891 km (0.088 R)
• M6: 3,336,033 km (0.076 R)
• M7: 4,752,874 km (0.115 R)
• M8: 5,125,971 km (0.047 R)
• M9: 7,600,021 km (0.104 R)
• M10: 7,992,117 km (0.092 R)
• M11: 10,206,764 km (0.107 R)
• M12: 14,225,112 km (0.065 R)
• M13: 14,822,307 km (0.12 R)
• M14: 17,582,986 km (0.101 R)
• M15: 18,062,746 km (0.105 R)
• M16: 19,627,989 km (0.082 R)
• M17: 20,293,550 km (0.098 R)
• M18: 21,358,986 km (0.059 R)
• M19: 23,435,853 km (0.117 R)
• M20: 26,618,996 km (0.116 R)
• M21: 28,360,615 km (0.055 R)
• M22: 29,691,737 km (0.095 R)
• M23: 34,572,367 km (0.116 R)
• M24: 36,532,698 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305

Radius: 10.5

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.75 AU - 8.13 AU

Year: 6851 Days

Day: 7.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,245,799 km

• M1: 133,740 km (0.098 R)
• M2: 526,884 km (0.077 R)
• M3: 1,429,707 km (0.069 R)
• M4: 1,797,269 km (0.096 R)
• M5: 2,213,450 km (0.074 R)
• M6: 3,223,086 km (0.105 R)
• M7: 3,908,693 km (0.106 R)
• M8: 6,620,903 km (0.088 R)
• M9: 7,588,053 km (0.099 R)
• M10: 8,800,095 km (0.087 R)
• M11: 9,801,054 km (0.072 R)
• M12: 11,744,630 km (0.1 R)
• M13: 12,219,902 km (0.092 R)
• M14: 12,708,040 km (0.092 R)
• M15: 13,985,157 km (0.098 R)
• M16: 18,203,368 km (0.119 R)
• M17: 23,349,684 km (0.041 R)
• M18: 23,874,474 km (0.087 R)
• M19: 26,374,553 km (0.102 R)
• M20: 28,445,586 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.7

Radius: 3.2

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 12.53 AU - 16.89 AU

Year: 21142 Days

Day: 23 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,245,799 km

• M1: 40,990 km (0.07 R)
• M2: 232,325 km (0.109 R)
• M3: 400,922 km (0.084 R)
• M4: 1,047,634 km (0.039 R)
• M5: 1,301,501 km (0.098 R)
• M6: 2,499,182 km (0.098 R)
• M7: 4,988,491 km (0.116 R)
• M8: 5,531,980 km (0.117 R)
• M9: 7,933,325 km (0.06 R)
• M10: 12,252,215 km (0.12 R)
• M11: 15,555,785 km (0.078 R)
• M12: 16,707,240 km (0.105 R)
• M13: 17,553,365 km (0.047 R)
• M14: 19,254,144 km (0.112 R)
• M15: 29,626,961 km (0.119 R)
• M16: 36,505,920 km (0.094 R)
• M17: 37,567,915 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.2

Radius: 5.7

Gravity: 26.6 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 14.17 AU - 15.57 AU

Year: 21488 Days

Day: 18 Hours

Environment

Temp: -190 °C

Axial Tilt: 93.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,245,799 km

• M1: 70,909 km (0.031 R)
• M2: 939,325 km (0.119 R)
• M3: 1,499,719 km (0.05 R)
• M4: 1,942,379 km (0.039 R)
• M5: 2,374,417 km (0.077 R)
• M6: 3,281,728 km (0.034 R)
• M7: 4,227,037 km (0.118 R)
• M8: 5,838,057 km (0.057 R)
• M9: 7,066,854 km (0.065 R)
• M10: 9,190,246 km (0.085 R)
• M11: 10,085,589 km (0.092 R)
• M12: 14,330,130 km (0.072 R)
• M13: 15,613,530 km (0.111 R)
• M14: 16,625,111 km (0.039 R)
• M15: 20,509,569 km (0.115 R)
• M16: 22,344,985 km (0.081 R)
• M17: 28,627,049 km (0.11 R)
• M18: 34,427,856 km (0.107 R)
• M19: 38,802,696 km (0.104 R)
• M20: 42,076,346 km (0.101 R)
• M21: 52,620,303 km (0.047 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 10,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit