🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.72 AU - 0.88 AU

Year: 258 Days

Day: 47 Hours

Environment

Temp: 123 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.81 AU - 1.05 AU

Year: 323 Days

Day: 14.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.87 AU - 1.43 AU

Year: 444 Days

Day: 34.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.66 AU - 2.1 AU

Year: 928 Days

Day: 46.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,096,617 km

• M1: 44,431 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.47 AU - 3.21 AU

Year: 1722 Days

Day: 37.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,096,617 km

• M1: 378,183 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.95 AU - 3.73 AU

Year: 2197 Days

Day: 25.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,096,617 km

• M1: 1,430,904 km (0.087 R)

Asteroid Belt

Center: 4.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.5

Radius: 13

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.41 AU - 5.53 AU

Year: 4604 Days

Day: 7.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,096,617 km

• M1: 163,062 km (0.051 R)
• M2: 714,928 km (0.109 R)
• M3: 1,762,263 km (0.088 R)
• M4: 2,415,407 km (0.108 R)
• M5: 4,372,447 km (0.09 R)
• M6: 4,835,302 km (0.081 R)
• M7: 6,642,145 km (0.056 R)
• M8: 8,598,886 km (0.044 R)
• M9: 9,689,753 km (0.081 R)
• M10: 10,826,847 km (0.118 R)
• M11: 11,495,998 km (0.111 R)
• M12: 12,192,675 km (0.116 R)
• M13: 12,769,973 km (0.045 R)
• M14: 13,927,711 km (0.095 R)
• M15: 15,374,772 km (0.114 R)
• M16: 16,451,577 km (0.118 R)
• M17: 17,097,541 km (0.11 R)
• M18: 20,383,458 km (0.069 R)
• M19: 20,787,821 km (0.092 R)
• M20: 22,746,655 km (0.078 R)
• M21: 24,521,036 km (0.111 R)
• M22: 25,132,592 km (0.037 R)
• M23: 25,754,171 km (0.047 R)
• M24: 27,109,229 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23

Radius: 4.8

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 15.23 AU - 15.63 AU

Year: 21813 Days

Day: 17.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 81,096,617 km

• M1: 367,263 km (0.086 R)
• M2: 886,367 km (0.08 R)
• M3: 1,162,824 km (0.1 R)
• M4: 1,321,548 km (0.046 R)
• M5: 6,486,713 km (0.115 R)
• M6: 12,326,715 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.2

Radius: 4.8

Gravity: 30.26 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 15.08 AU - 15.78 AU

Year: 21813 Days

Day: 22.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,096,617 km

• M1: 59,839 km (0.113 R)
• M2: 250,277 km (0.078 R)
• M3: 457,769 km (0.117 R)
• M4: 1,020,108 km (0.104 R)
• M5: 1,310,777 km (0.11 R)
• M6: 2,161,390 km (0.035 R)
• M7: 2,690,368 km (0.114 R)
• M8: 3,329,899 km (0.119 R)
• M9: 3,809,061 km (0.11 R)
• M10: 4,000,247 km (0.085 R)
• M11: 4,265,185 km (0.045 R)
• M12: 4,576,947 km (0.086 R)
• M13: 4,941,068 km (0.105 R)
• M14: 6,457,841 km (0.108 R)
• M15: 6,915,760 km (0.101 R)
• M16: 7,444,140 km (0.075 R)
• M17: 8,581,083 km (0.049 R)
• M18: 11,785,919 km (0.036 R)
• M19: 12,608,557 km (0.102 R)
• M20: 14,521,017 km (0.119 R)
• M21: 16,200,402 km (0.114 R)
• M22: 16,450,380 km (0.025 R)
• M23: 17,215,873 km (0.052 R)
• M24: 20,226,380 km (0.092 R)
• M25: 21,203,553 km (0.072 R)
• M26: 24,541,830 km (0.104 R)
• M27: 36,624,999 km (0.117 R)
• M28: 43,767,251 km (0.064 R)
• M29: 51,783,752 km (0.032 R)
• M30: 54,534,408 km (0.072 R)
• M31: 57,188,274 km (0.095 R)
• M32: 58,351,397 km (0.071 R)
• M33: 63,781,501 km (0.117 R)
• M34: 69,538,775 km (0.109 R)
• M35: 74,938,660 km (0.078 R)
• M36: 80,853,760 km (0.118 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 19,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit