🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.62 AU - 0.68 AU

Year: 184 Days

Day: 42.6 Hours

Environment

Temp: 244 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,162,262 km

• M1: 24,384 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.76 AU - 0.94 AU

Year: 275 Days

Day: 12.5 Hours

Environment

Temp: 185 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.96 AU - 1.22 AU

Year: 400 Days

Day: 34.9 Hours

Environment

Temp: 29 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,162,262 km

• M1: 378,034 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.47 AU - 1.97 AU

Year: 793 Days

Day: 21.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.78 AU - 2.84 AU

Year: 1234 Days

Day: 32.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,162,262 km

• M1: 32,463 km (0.109 R)

Asteroid Belt

Center: 3.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.88 AU - 5.9 AU

Year: 4398 Days

Day: 28.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,162,262 km

• M1: 2,403,888 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.7

Radius: 10.4

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.22 AU - 6.86 AU

Year: 4583 Days

Day: 10.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,162,262 km

• M1: 129,552 km (0.03 R)
• M2: 495,767 km (0.114 R)
• M3: 1,054,366 km (0.091 R)
• M4: 2,980,139 km (0.042 R)
• M5: 4,932,840 km (0.099 R)
• M6: 5,446,110 km (0.102 R)
• M7: 6,416,851 km (0.102 R)
• M8: 7,711,022 km (0.054 R)
• M9: 8,566,872 km (0.038 R)
• M10: 11,395,319 km (0.101 R)
• M11: 12,504,736 km (0.068 R)
• M12: 14,747,059 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.2

Radius: 13.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 10.35 AU - 15.65 AU

Year: 16474 Days

Day: 5.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,162,262 km

• M1: 162,912 km (0.111 R)
• M2: 1,001,408 km (0.103 R)
• M3: 2,067,592 km (0.084 R)
• M4: 3,300,129 km (0.094 R)
• M5: 4,063,826 km (0.106 R)
• M6: 4,656,982 km (0.077 R)
• M7: 5,726,158 km (0.098 R)
• M8: 8,534,110 km (0.092 R)
• M9: 9,973,391 km (0.096 R)
• M10: 29,595,844 km (0.101 R)
• M11: 33,450,084 km (0.104 R)
• M12: 42,415,484 km (0.117 R)
• M13: 45,678,812 km (0.113 R)
• M14: 46,262,992 km (0.11 R)
• M15: 50,182,157 km (0.042 R)
• M16: 54,154,429 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.8

Radius: 4.7

Gravity: 27.2 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 13.46 AU - 18.7 AU

Year: 22662 Days

Day: 19.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,162,262 km

• M1: 64,327 km (0.091 R)
• M2: 730,038 km (0.073 R)
• M3: 971,489 km (0.081 R)
• M4: 1,294,470 km (0.031 R)
• M5: 1,703,621 km (0.088 R)
• M6: 2,172,909 km (0.086 R)
• M7: 2,530,897 km (0.086 R)
• M8: 3,195,111 km (0.107 R)
• M9: 3,687,887 km (0.06 R)
• M10: 4,714,876 km (0.053 R)
• M11: 5,045,487 km (0.087 R)
• M12: 5,274,522 km (0.101 R)
• M13: 10,005,854 km (0.057 R)
• M14: 16,470,426 km (0.065 R)
• M15: 16,889,899 km (0.094 R)
• M16: 29,830,563 km (0.08 R)
• M17: 38,032,117 km (0.066 R)
• M18: 41,477,655 km (0.055 R)
• M19: 47,279,360 km (0.109 R)
• M20: 57,150,426 km (0.071 R)
• M21: 61,254,793 km (0.115 R)
• M22: 62,058,283 km (0.092 R)
• M23: 62,462,646 km (0.088 R)
• M24: 63,072,407 km (0.118 R)
• M25: 68,094,408 km (0.093 R)
• M26: 72,031,375 km (0.091 R)
• M27: 74,738,498 km (0.076 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 14,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit