🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.46 AU - 0.58 AU

Year: 135 Days

Day: 43.2 Hours

Environment

Temp: 220 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.9 AU - 1.1 AU

Year: 360 Days

Day: 45.1 Hours

Environment

Temp: 49 °C

Axial Tilt: 18.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,510,573 km

• M1: 24,684 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.11 AU - 1.57 AU

Year: 558 Days

Day: 15.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.54 AU - 1.66 AU

Year: 728 Days

Day: 16.3 Hours

Environment

Temp: -32 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,510,573 km

• M1: 669,899 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.53 AU - 2.23 AU

Year: 928 Days

Day: 34.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.25 AU - 2.41 AU

Year: 1280 Days

Day: 38.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,510,573 km

• M1: 1,596,359 km (0.071 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.25 AU - 3.93 AU

Year: 2448 Days

Day: 39.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.8

Radius: 12.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.93 AU - 6.31 AU

Year: 4169 Days

Day: 5 Hours

Environment

Temp: -131 °C

Axial Tilt: 116 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,510,573 km

• M1: 168,597 km (0.085 R)
• M2: 2,115,314 km (0.052 R)
• M3: 2,576,075 km (0.119 R)
• M4: 3,005,720 km (0.096 R)
• M5: 3,447,782 km (0.075 R)
• M6: 3,855,586 km (0.106 R)
• M7: 4,295,852 km (0.061 R)
• M8: 5,089,320 km (0.089 R)
• M9: 5,823,097 km (0.106 R)
• M10: 6,242,719 km (0.09 R)
• M11: 6,710,661 km (0.106 R)
• M12: 8,519,898 km (0.108 R)
• M13: 9,062,190 km (0.119 R)
• M14: 10,596,167 km (0.109 R)
• M15: 12,467,935 km (0.109 R)
• M16: 13,123,324 km (0.058 R)
• M17: 15,775,694 km (0.092 R)
• M18: 19,338,517 km (0.115 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536

Radius: 10.5

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.74 AU - 8.18 AU

Year: 6608 Days

Day: 14.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,510,573 km

• M1: 163,959 km (0.104 R)
• M2: 495,767 km (0.061 R)
• M3: 847,771 km (0.091 R)
• M4: 1,431,053 km (0.101 R)
• M5: 1,780,514 km (0.103 R)
• M6: 2,110,676 km (0.095 R)
• M7: 2,878,113 km (0.071 R)
• M8: 3,316,435 km (0.034 R)
• M9: 4,378,580 km (0.053 R)
• M10: 4,824,083 km (0.08 R)
• M11: 5,242,059 km (0.083 R)
• M12: 6,055,722 km (0.085 R)
• M13: 7,819,481 km (0.052 R)
• M14: 9,087,622 km (0.033 R)
• M15: 9,510,685 km (0.094 R)
• M16: 9,902,781 km (0.026 R)
• M17: 10,442,231 km (0.079 R)
• M18: 11,433,316 km (0.097 R)
• M19: 11,777,242 km (0.102 R)
• M20: 17,029,623 km (0.084 R)
• M21: 17,935,887 km (0.096 R)
• M22: 19,703,835 km (0.093 R)
• M23: 21,067,270 km (0.108 R)
• M24: 22,416,044 km (0.102 R)
• M25: 27,240,725 km (0.088 R)
• M26: 32,128,088 km (0.058 R)
• M27: 32,617,422 km (0.098 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 11,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit