🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.45 AU - 0.57 AU

Year: 132 Days

Day: 25.8 Hours

Environment

Temp: 262 °C

Axial Tilt: 175.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.49 AU - 0.55 AU

Year: 136 Days

Day: 34.3 Hours

Environment

Temp: 191 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.94 AU - 1.42 AU

Year: 466 Days

Day: 19.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 152.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.93 AU - 2.51 AU

Year: 1202 Days

Day: 44.2 Hours

Environment

Temp: -81 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.8 AU - 4.02 AU

Year: 2289 Days

Day: 35.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,237,938 km

• M1: 35,006 km (0.087 R)
• M2: 1,238,820 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.54 AU - 3.62 AU

Year: 2462 Days

Day: 47.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,237,938 km

• M1: 2,429,021 km (0.049 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.16 AU - 5.12 AU

Year: 3061 Days

Day: 44 Hours

Environment

Temp: -130 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.8

Radius: 14

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.49 AU - 6.25 AU

Year: 5169 Days

Day: 13.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,237,938 km

• M1: 174,132 km (0.094 R)
• M2: 701,913 km (0.05 R)
• M3: 1,477,578 km (0.105 R)
• M4: 1,949,111 km (0.098 R)
• M5: 2,989,863 km (0.104 R)
• M6: 4,191,583 km (0.073 R)
• M7: 5,183,865 km (0.095 R)
• M8: 5,890,865 km (0.091 R)
• M9: 6,817,025 km (0.102 R)
• M10: 8,012,013 km (0.063 R)
• M11: 8,659,922 km (0.094 R)
• M12: 10,517,628 km (0.059 R)
• M13: 11,834,688 km (0.113 R)
• M14: 15,115,967 km (0.102 R)
• M15: 15,606,199 km (0.117 R)
• M16: 20,048,807 km (0.037 R)
• M17: 20,574,644 km (0.097 R)
• M18: 21,042,287 km (0.066 R)
• M19: 24,592,394 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.6

Radius: 4

Gravity: 23.16 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 13.16 AU - 18.22 AU

Year: 22587 Days

Day: 17.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,237,938 km

• M1: 51,761 km (0.093 R)
• M2: 242,049 km (0.078 R)
• M3: 391,647 km (0.073 R)
• M4: 611,855 km (0.078 R)
• M5: 794,813 km (0.082 R)
• M6: 1,013,825 km (0.102 R)
• M7: 1,343,090 km (0.08 R)
• M8: 1,621,491 km (0.028 R)
• M9: 3,030,404 km (0.052 R)
• M10: 4,817,351 km (0.087 R)
• M11: 5,930,658 km (0.101 R)
• M12: 7,159,904 km (0.042 R)
• M13: 7,714,912 km (0.082 R)
• M14: 8,347,860 km (0.111 R)
• M15: 9,716,681 km (0.029 R)
• M16: 10,688,319 km (0.082 R)
• M17: 11,228,218 km (0.108 R)
• M18: 15,076,324 km (0.11 R)
• M19: 15,225,323 km (0.086 R)
• M20: 18,757,927 km (0.097 R)
• M21: 19,630,681 km (0.059 R)
• M22: 26,079,846 km (0.044 R)
• M23: 27,055,822 km (0.091 R)
• M24: 29,080,480 km (0.114 R)
• M25: 33,681,811 km (0.087 R)
• M26: 41,021,083 km (0.111 R)
• M27: 41,750,073 km (0.104 R)
• M28: 45,215,059 km (0.08 R)
• M29: 52,710,361 km (0.107 R)
• M30: 53,226,025 km (0.103 R)
• M31: 56,930,666 km (0.103 R)
• M32: 59,865,926 km (0.108 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 19,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit