🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.42 AU - 0.6 AU

Year: 128 Days

Day: 43.2 Hours

Environment

Temp: 291 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.71 AU - 1.13 AU

Year: 310 Days

Day: 37.5 Hours

Environment

Temp: 165 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.91 AU - 1.39 AU

Year: 433 Days

Day: 29.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.36 AU - 1.92 AU

Year: 738 Days

Day: 16.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,003,949 km

• M1: 151,842 km (0.063 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.83 AU - 1.91 AU

Year: 899 Days

Day: 12.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,003,949 km

• M1: 36,352 km (0.09 R)
• M2: 190,737 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.83 AU - 2.21 AU

Year: 1009 Days

Day: 17.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.6 AU - 4.22 AU

Year: 2213 Days

Day: 20.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,003,949 km

• M1: 87,365 km (0.092 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.8

Radius: 9.9

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.93 AU - 6.31 AU

Year: 5321 Days

Day: 7 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 89,003,949 km

• M1: 123,119 km (0.042 R)
• M2: 448,494 km (0.11 R)
• M3: 806,632 km (0.111 R)
• M4: 1,280,259 km (0.09 R)
• M5: 1,880,296 km (0.095 R)
• M6: 2,430,217 km (0.118 R)
• M7: 2,743,625 km (0.07 R)
• M8: 3,353,236 km (0.045 R)
• M9: 4,543,138 km (0.095 R)
• M10: 5,535,720 km (0.112 R)
• M11: 7,320,572 km (0.099 R)
• M12: 7,733,013 km (0.109 R)
• M13: 9,260,707 km (0.098 R)
• M14: 10,413,657 km (0.104 R)
• M15: 11,752,409 km (0.101 R)
• M16: 12,608,857 km (0.038 R)
• M17: 12,952,932 km (0.119 R)
• M18: 13,353,854 km (0.118 R)
• M19: 14,660,292 km (0.072 R)
• M20: 15,822,069 km (0.09 R)
• M21: 17,647,612 km (0.112 R)
• M22: 18,140,537 km (0.066 R)
• M23: 18,453,346 km (0.085 R)
• M24: 19,478,690 km (0.051 R)
• M25: 20,339,177 km (0.101 R)
• M26: 20,813,103 km (0.074 R)
• M27: 25,727,692 km (0.029 R)
• M28: 26,441,872 km (0.039 R)
• M29: 27,087,686 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.3

Radius: 6.5

Gravity: 16.72 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 15.79 AU - 18.47 AU

Year: 24918 Days

Day: 15.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 89,003,949 km

• M1: 82,129 km (0.111 R)
• M2: 509,979 km (0.117 R)
• M3: 750,383 km (0.036 R)
• M4: 1,053,767 km (0.076 R)
• M5: 1,404,574 km (0.099 R)
• M6: 1,870,273 km (0.111 R)
• M7: 2,182,932 km (0.029 R)
• M8: 2,579,067 km (0.08 R)
• M9: 3,423,996 km (0.065 R)
• M10: 4,440,514 km (0.113 R)
• M11: 5,396,294 km (0.05 R)
• M12: 5,602,889 km (0.105 R)
• M13: 9,137,438 km (0.111 R)
• M14: 9,550,777 km (0.076 R)
• M15: 12,656,429 km (0.027 R)
• M16: 13,244,647 km (0.081 R)
• M17: 13,774,224 km (0.119 R)
• M18: 18,530,090 km (0.097 R)
• M19: 22,742,018 km (0.055 R)
• M20: 26,945,568 km (0.099 R)
• M21: 28,041,074 km (0.088 R)
• M22: 30,320,796 km (0.042 R)
• M23: 31,107,381 km (0.043 R)
• M24: 35,823,305 km (0.065 R)
• M25: 42,441,963 km (0.081 R)
• M26: 45,439,007 km (0.116 R)
• M27: 48,218,834 km (0.114 R)
• M28: 50,559,293 km (0.083 R)
• M29: 51,479,170 km (0.117 R)
• M30: 52,036,572 km (0.094 R)
• M31: 54,498,205 km (0.079 R)
• M32: 57,036,432 km (0.111 R)
• M33: 58,839,087 km (0.061 R)
• M34: 59,041,792 km (0.118 R)
• M35: 71,376,286 km (0.065 R)
• M36: 75,123,862 km (0.05 R)
• M37: 80,987,799 km (0.07 R)
• M38: 87,412,878 km (0.116 R)

Kuiper Belt

Range: 31.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 12,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit