🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.41 AU - 0.69 AU

Year: 146 Days

Day: 41.5 Hours

Environment

Temp: 221 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,714,374 km

• M1: 32,164 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.55 AU - 0.85 AU

Year: 210 Days

Day: 39.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,714,374 km

• M1: 109,805 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.57 AU - 3.17 AU

Year: 1741 Days

Day: 27.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 57.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.84 AU - 3.88 AU

Year: 2716 Days

Day: 40 Hours

Environment

Temp: -127 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.61 AU - 4.81 AU

Year: 3661 Days

Day: 21 Hours

Environment

Temp: -125 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,714,374 km

• M1: 949,348 km (0.09 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.2

Radius: 13.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.6 AU - 7.72 AU

Year: 6156 Days

Day: 10.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,714,374 km

• M1: 177,872 km (0.048 R)
• M2: 624,272 km (0.086 R)
• M3: 1,172,399 km (0.108 R)
• M4: 3,112,683 km (0.037 R)
• M5: 3,557,288 km (0.063 R)
• M6: 4,368,258 km (0.082 R)
• M7: 5,126,121 km (0.073 R)
• M8: 6,162,684 km (0.109 R)
• M9: 15,515,244 km (0.109 R)
• M10: 16,318,136 km (0.076 R)
• M11: 16,890,198 km (0.097 R)
• M12: 23,450,513 km (0.115 R)
• M13: 25,175,078 km (0.08 R)
• M14: 26,719,376 km (0.079 R)
• M15: 27,336,767 km (0.076 R)
• M16: 28,235,102 km (0.071 R)
• M17: 34,874,854 km (0.045 R)

Asteroid Belt

Center: 9.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.2

Radius: 14

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 11.93 AU - 12.35 AU

Year: 15150 Days

Day: 14.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,714,374 km

• M1: 182,659 km (0.114 R)
• M2: 958,922 km (0.108 R)
• M3: 1,475,933 km (0.097 R)
• M4: 2,375,465 km (0.089 R)
• M5: 3,404,249 km (0.105 R)
• M6: 3,977,957 km (0.1 R)
• M7: 4,457,867 km (0.049 R)
• M8: 7,249,064 km (0.109 R)
• M9: 8,204,396 km (0.062 R)
• M10: 9,242,007 km (0.108 R)
• M11: 10,035,474 km (0.089 R)
• M12: 11,339,818 km (0.09 R)
• M13: 13,012,023 km (0.075 R)
• M14: 13,537,859 km (0.086 R)
• M15: 15,636,867 km (0.074 R)
• M16: 18,762,715 km (0.115 R)
• M17: 19,604,951 km (0.082 R)
• M18: 21,274,612 km (0.106 R)
• M19: 22,283,500 km (0.092 R)
• M20: 24,995,859 km (0.087 R)
• M21: 32,486,674 km (0.057 R)
• M22: 39,135,401 km (0.115 R)
• M23: 40,371,379 km (0.049 R)
• M24: 50,726,992 km (0.077 R)
• M25: 58,891,745 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.5

Radius: 4.5

Gravity: 11.58 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 15.5 AU - 17.28 AU

Year: 23765 Days

Day: 16.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,714,374 km

• M1: 59,540 km (0.035 R)
• M2: 202,705 km (0.062 R)
• M3: 398,080 km (0.119 R)
• M4: 616,343 km (0.116 R)
• M5: 1,682,976 km (0.118 R)
• M6: 2,278,824 km (0.103 R)
• M7: 3,201,993 km (0.07 R)
• M8: 3,567,760 km (0.096 R)
• M9: 5,103,382 km (0.063 R)
• M10: 8,204,695 km (0.046 R)
• M11: 10,532,887 km (0.106 R)
• M12: 10,702,232 km (0.06 R)
• M13: 17,442,513 km (0.084 R)
• M14: 20,871,596 km (0.071 R)
• M15: 28,475,955 km (0.03 R)
• M16: 28,804,771 km (0.079 R)
• M17: 36,435,609 km (0.09 R)
• M18: 45,458,903 km (0.1 R)
• M19: 47,272,778 km (0.118 R)
• M20: 47,733,689 km (0.091 R)
• M21: 49,291,601 km (0.102 R)
• M22: 53,500,387 km (0.079 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 18,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit