🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.51 AU - 0.85 AU

Year: 202 Days

Day: 26.8 Hours

Environment

Temp: 125 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.04 AU - 1.24 AU

Year: 438 Days

Day: 42.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.39 AU - 2.43 AU

Year: 1346 Days

Day: 32.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.86 AU - 3.68 AU

Year: 2128 Days

Day: 22.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 113.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,702,612 km

• M1: 38,746 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.06 AU - 4.1 AU

Year: 2966 Days

Day: 16.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,702,612 km

• M1: 72,705 km (0.084 R)

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.1

Radius: 8.1

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.79 AU - 6.43 AU

Year: 4782 Days

Day: 5.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,702,612 km

• M1: 106,364 km (0.076 R)
• M2: 429,047 km (0.083 R)
• M3: 692,040 km (0.119 R)
• M4: 994,676 km (0.116 R)
• M5: 1,575,116 km (0.095 R)
• M6: 2,251,298 km (0.093 R)
• M7: 2,532,991 km (0.085 R)
• M8: 3,881,317 km (0.107 R)
• M9: 4,830,964 km (0.089 R)
• M10: 6,801,766 km (0.105 R)
• M11: 7,216,900 km (0.042 R)
• M12: 8,763,892 km (0.104 R)
• M13: 9,508,441 km (0.036 R)
• M14: 10,204,968 km (0.067 R)
• M15: 10,474,843 km (0.106 R)
• M16: 14,262,960 km (0.038 R)
• M17: 14,886,035 km (0.098 R)
• M18: 19,905,343 km (0.099 R)
• M19: 24,556,939 km (0.026 R)
• M20: 26,115,749 km (0.049 R)
• M21: 27,392,118 km (0.098 R)
• M22: 31,851,481 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.5

Radius: 11.2

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.42 AU - 9.9 AU

Year: 9977 Days

Day: 13.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,702,612 km

• M1: 139,724 km (0.092 R)
• M2: 659,876 km (0.076 R)
• M3: 1,729,351 km (0.069 R)
• M4: 2,993,902 km (0.095 R)
• M5: 3,796,196 km (0.118 R)
• M6: 4,445,002 km (0.111 R)
• M7: 7,929,884 km (0.039 R)
• M8: 9,555,564 km (0.118 R)
• M9: 13,395,143 km (0.062 R)
• M10: 13,883,730 km (0.099 R)
• M11: 19,214,500 km (0.069 R)
• M12: 22,544,998 km (0.099 R)
• M13: 28,085,355 km (0.106 R)
• M14: 29,702,956 km (0.079 R)
• M15: 31,596,267 km (0.098 R)
• M16: 35,505,409 km (0.107 R)
• M17: 39,476,185 km (0.114 R)
• M18: 44,809,798 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.6

Radius: 5.4

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.39 AU - 20.25 AU

Year: 23727 Days

Day: 20.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,702,612 km

• M1: 78,988 km (0.106 R)
• M2: 295,007 km (0.101 R)
• M3: 546,331 km (0.109 R)
• M4: 831,315 km (0.111 R)
• M5: 1,097,749 km (0.075 R)
• M6: 1,464,114 km (0.089 R)
• M7: 2,191,758 km (0.044 R)
• M8: 2,481,081 km (0.052 R)
• M9: 3,422,949 km (0.09 R)
• M10: 3,959,257 km (0.061 R)
• M11: 4,325,922 km (0.105 R)
• M12: 4,615,394 km (0.117 R)
• M13: 7,237,545 km (0.102 R)
• M14: 7,553,795 km (0.077 R)
• M15: 9,702,768 km (0.114 R)
• M16: 10,654,510 km (0.071 R)
• M17: 11,790,107 km (0.058 R)
• M18: 13,675,489 km (0.112 R)
• M19: 16,207,433 km (0.12 R)
• M20: 17,623,826 km (0.11 R)
• M21: 20,076,184 km (0.103 R)
• M22: 20,610,547 km (0.075 R)
• M23: 21,245,890 km (0.101 R)
• M24: 25,749,384 km (0.076 R)
• M25: 26,168,707 km (0.116 R)
• M26: 26,913,405 km (0.12 R)
• M27: 28,444,988 km (0.059 R)
• M28: 33,016,400 km (0.12 R)
• M29: 33,387,103 km (0.087 R)
• M30: 35,025,499 km (0.116 R)
• M31: 44,476,045 km (0.1 R)
• M32: 47,391,409 km (0.074 R)
• M33: 56,016,623 km (0.085 R)
• M34: 57,074,430 km (0.081 R)
• M35: 60,696,793 km (0.1 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 17,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit