🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.71 AU - 0.85 AU

Year: 240 Days

Day: 39.5 Hours

Environment

Temp: 200 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,719,484 km

• M1: 96,191 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.71 AU - 0.85 AU

Year: 240 Days

Day: 20 Hours

Environment

Temp: 206 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,719,484 km

• M1: 43,982 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.7 AU - 1.04 AU

Year: 283 Days

Day: 41.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.14 AU - 2.28 AU

Year: 1144 Days

Day: 17.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,719,484 km

• M1: 48,919 km (0.086 R)
• M2: 309,368 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.41 AU - 2.95 AU

Year: 1528 Days

Day: 14.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.54 AU - 4.82 AU

Year: 2976 Days

Day: 14.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 164.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.9

Radius: 14.6

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 9.68 AU - 14.94 AU

Year: 15041 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 105,719,484 km

• M1: 186,549 km (0.118 R)
• M2: 1,081,742 km (0.084 R)
• M3: 1,665,922 km (0.092 R)
• M4: 2,235,291 km (0.055 R)
• M5: 2,982,533 km (0.088 R)
• M6: 3,524,077 km (0.115 R)
• M7: 4,640,376 km (0.109 R)
• M8: 5,409,160 km (0.109 R)
• M9: 8,993,974 km (0.098 R)
• M10: 9,966,210 km (0.107 R)
• M11: 14,425,124 km (0.113 R)
• M12: 18,751,495 km (0.108 R)
• M13: 35,062,899 km (0.03 R)
• M14: 39,831,779 km (0.117 R)
• M15: 61,135,414 km (0.072 R)
• M16: 64,803,254 km (0.103 R)
• M17: 65,593,730 km (0.107 R)
• M18: 66,590,799 km (0.088 R)

Asteroid Belt

Center: 14.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.9

Radius: 5

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 13.59 AU - 19.85 AU

Year: 23809 Days

Day: 21.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 105,719,484 km

• M1: 62,831 km (0.066 R)
• M2: 486,791 km (0.092 R)
• M3: 1,303,895 km (0.11 R)
• M4: 4,196,669 km (0.073 R)
• M5: 8,789,772 km (0.079 R)
• M6: 9,696,934 km (0.071 R)
• M7: 16,982,350 km (0.108 R)
• M8: 18,157,292 km (0.076 R)
• M9: 28,440,350 km (0.079 R)
• M10: 46,378,781 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.7

Radius: 5.4

Gravity: 25.4 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 15.52 AU - 24.78 AU

Year: 31500 Days

Day: 23.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,719,484 km

• M1: 67,319 km (0.1 R)
• M2: 395,986 km (0.085 R)
• M3: 568,173 km (0.089 R)
• M4: 1,031,627 km (0.062 R)
• M5: 1,286,691 km (0.105 R)
• M6: 2,216,741 km (0.072 R)
• M7: 2,461,783 km (0.065 R)
• M8: 2,670,621 km (0.074 R)
• M9: 3,432,673 km (0.029 R)
• M10: 3,795,298 km (0.106 R)
• M11: 4,219,707 km (0.107 R)
• M12: 7,783,428 km (0.057 R)
• M13: 8,884,169 km (0.119 R)
• M14: 9,888,569 km (0.093 R)
• M15: 11,106,445 km (0.116 R)
• M16: 15,707,477 km (0.11 R)
• M17: 16,982,350 km (0.097 R)
• M18: 19,633,225 km (0.116 R)
• M19: 20,681,158 km (0.082 R)
• M20: 28,154,618 km (0.119 R)
• M21: 28,417,462 km (0.114 R)
• M22: 31,985,970 km (0.063 R)
• M23: 42,361,479 km (0.07 R)
• M24: 43,929,864 km (0.075 R)
• M25: 47,553,124 km (0.085 R)
• M26: 50,397,727 km (0.09 R)
• M27: 51,175,038 km (0.079 R)
• M28: 53,756,499 km (0.119 R)
• M29: 66,567,163 km (0.073 R)
• M30: 69,160,891 km (0.119 R)
• M31: 69,879,709 km (0.115 R)
• M32: 74,297,932 km (0.115 R)
• M33: 82,069,392 km (0.061 R)
• M34: 84,229,585 km (0.099 R)
• M35: 86,150,571 km (0.099 R)
• M36: 94,126,980 km (0.073 R)
• M37: 97,991,991 km (0.12 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 13,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit