🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.84 AU - 1 AU

Year: 324 Days

Day: 13.2 Hours

Environment

Temp: 143 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,891,460 km

• M1: 37,998 km (0.106 R)
• M2: 728,841 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.09 AU - 1.47 AU

Year: 532 Days

Day: 38.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.1 AU - 1.66 AU

Year: 595 Days

Day: 38.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.58 AU - 2.34 AU

Year: 1007 Days

Day: 41.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.56 AU - 4.2 AU

Year: 2281 Days

Day: 35.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,891,460 km

• M1: 27,077 km (0.117 R)
• M2: 1,456,485 km (0.087 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.33 AU - 4.93 AU

Year: 3657 Days

Day: 46.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,891,460 km

• M1: 54,005 km (0.112 R)

Asteroid Belt

Center: 6.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.5

Radius: 13.8

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.31 AU - 8.37 AU

Year: 8058 Days

Day: 11.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,891,460 km

• M1: 171,888 km (0.099 R)
• M2: 669,151 km (0.079 R)
• M3: 1,183,319 km (0.12 R)
• M4: 2,354,222 km (0.09 R)
• M5: 3,586,160 km (0.104 R)
• M6: 4,412,389 km (0.116 R)
• M7: 5,211,541 km (0.081 R)
• M8: 6,105,239 km (0.12 R)
• M9: 8,576,147 km (0.112 R)
• M10: 9,669,558 km (0.046 R)
• M11: 11,523,973 km (0.079 R)
• M12: 12,000,592 km (0.074 R)
• M13: 15,505,071 km (0.107 R)
• M14: 18,442,126 km (0.048 R)
• M15: 19,702,488 km (0.075 R)
• M16: 20,891,492 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.4

Radius: 10.3

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.98 AU - 8.86 AU

Year: 8182 Days

Day: 6.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 60.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,891,460 km

• M1: 131,945 km (0.1 R)
• M2: 553,811 km (0.117 R)
• M3: 957,875 km (0.055 R)
• M4: 1,542,504 km (0.055 R)
• M5: 2,771,151 km (0.083 R)
• M6: 3,270,060 km (0.051 R)
• M7: 4,228,384 km (0.098 R)
• M8: 6,329,636 km (0.075 R)
• M9: 7,674,371 km (0.118 R)
• M10: 8,928,001 km (0.102 R)
• M11: 12,766,981 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.4

Radius: 5.6

Gravity: 26.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 10.39 AU - 17.25 AU

Year: 18860 Days

Day: 24.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,891,460 km

• M1: 80,633 km (0.077 R)
• M2: 370,853 km (0.103 R)
• M3: 595,100 km (0.112 R)
• M4: 811,120 km (0.098 R)
• M5: 1,004,251 km (0.086 R)
• M6: 1,256,622 km (0.104 R)
• M7: 1,584,391 km (0.097 R)
• M8: 2,277,628 km (0.071 R)
• M9: 2,455,948 km (0.096 R)
• M10: 8,568,966 km (0.069 R)
• M11: 10,699,389 km (0.082 R)
• M12: 10,886,237 km (0.079 R)
• M13: 11,075,329 km (0.1 R)
• M14: 11,459,945 km (0.099 R)
• M15: 14,105,733 km (0.109 R)
• M16: 15,729,767 km (0.105 R)
• M17: 20,279,487 km (0.105 R)
• M18: 20,470,225 km (0.091 R)
• M19: 23,370,927 km (0.1 R)
• M20: 23,685,831 km (0.101 R)
• M21: 23,897,213 km (0.093 R)
• M22: 24,864,662 km (0.112 R)
• M23: 26,194,587 km (0.118 R)
• M24: 31,222,871 km (0.09 R)
• M25: 41,580,728 km (0.042 R)
• M26: 58,135,827 km (0.086 R)
• M27: 61,263,320 km (0.062 R)
• M28: 64,501,067 km (0.054 R)
• M29: 64,707,213 km (0.082 R)
• M30: 65,120,701 km (0.075 R)
• M31: 65,744,075 km (0.069 R)
• M32: 67,214,473 km (0.114 R)
• M33: 75,123,413 km (0.097 R)
• M34: 75,809,170 km (0.104 R)
• M35: 76,961,373 km (0.055 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: 309 - 13,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit