🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.47 AU - 0.55 AU

Year: 127 Days

Day: 16 Hours

Environment

Temp: 292 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,368,048 km

• M1: 360,980 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.62 AU - 0.66 AU

Year: 179 Days

Day: 17.8 Hours

Environment

Temp: 238 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,368,048 km

• M1: 30,069 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.57 AU - 0.85 AU

Year: 209 Days

Day: 33.3 Hours

Environment

Temp: 214 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.07 AU - 1.69 AU

Year: 567 Days

Day: 15.7 Hours

Environment

Temp: -0 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.28 AU - 1.78 AU

Year: 662 Days

Day: 15 Hours

Environment

Temp: 2 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.34 AU - 3.38 AU

Year: 1692 Days

Day: 18.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 12

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.16 AU - 7.74 AU

Year: 5731 Days

Day: 9 Hours

Environment

Temp: -143 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,368,048 km

• M1: 236,215 km (0.11 R)
• M2: 947,553 km (0.111 R)
• M3: 1,334,862 km (0.113 R)
• M4: 3,777,197 km (0.078 R)
• M5: 5,422,773 km (0.114 R)
• M6: 6,405,332 km (0.117 R)
• M7: 6,905,139 km (0.097 R)
• M8: 8,366,560 km (0.107 R)
• M9: 9,379,188 km (0.091 R)
• M10: 17,882,181 km (0.073 R)
• M11: 18,741,172 km (0.088 R)
• M12: 19,975,654 km (0.084 R)
• M13: 20,756,405 km (0.113 R)
• M14: 22,530,187 km (0.075 R)
• M15: 23,532,194 km (0.094 R)
• M16: 25,131,395 km (0.047 R)
• M17: 26,546,741 km (0.067 R)
• M18: 27,577,320 km (0.116 R)
• M19: 28,102,558 km (0.117 R)
• M20: 31,680,640 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.8

Radius: 14.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.79 AU - 7.55 AU

Year: 6027 Days

Day: 12.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,368,048 km

• M1: 180,415 km (0.113 R)
• M2: 668,852 km (0.097 R)
• M3: 1,174,942 km (0.091 R)
• M4: 1,633,010 km (0.112 R)
• M5: 2,257,881 km (0.046 R)
• M6: 2,824,707 km (0.073 R)
• M7: 3,425,642 km (0.091 R)
• M8: 4,367,659 km (0.085 R)
• M9: 6,355,666 km (0.101 R)
• M10: 8,064,971 km (0.042 R)
• M11: 8,736,216 km (0.099 R)
• M12: 9,404,171 km (0.047 R)
• M13: 11,156,112 km (0.118 R)
• M14: 16,153,877 km (0.085 R)
• M15: 20,780,341 km (0.1 R)
• M16: 21,546,731 km (0.092 R)
• M17: 24,263,428 km (0.092 R)
• M18: 27,366,537 km (0.113 R)
• M19: 28,034,342 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.5

Radius: 10.6

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.93 AU - 10.87 AU

Year: 10083 Days

Day: 7.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,368,048 km

• M1: 151,692 km (0.11 R)
• M2: 923,767 km (0.106 R)
• M3: 1,319,004 km (0.103 R)
• M4: 1,901,688 km (0.081 R)
• M5: 2,374,717 km (0.111 R)
• M6: 3,177,160 km (0.027 R)
• M7: 3,582,719 km (0.093 R)
• M8: 4,177,371 km (0.054 R)
• M9: 5,887,873 km (0.094 R)
• M10: 6,467,565 km (0.101 R)
• M11: 7,741,241 km (0.098 R)
• M12: 8,953,881 km (0.106 R)
• M13: 11,542,523 km (0.116 R)
• M14: 18,004,553 km (0.045 R)
• M15: 23,221,629 km (0.058 R)
• M16: 24,065,211 km (0.115 R)
• M17: 26,994,637 km (0.114 R)
• M18: 30,753,582 km (0.107 R)
• M19: 33,020,888 km (0.092 R)
• M20: 35,508,251 km (0.082 R)
• M21: 40,127,086 km (0.116 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 15,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit