🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.49 AU - 0.73 AU

Year: 171 Days

Day: 46.7 Hours

Environment

Temp: 178 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,063,550 km

• M1: 137,630 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.61 AU - 0.85 AU

Year: 224 Days

Day: 20.8 Hours

Environment

Temp: 130 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.79 AU - 0.83 AU

Year: 262 Days

Day: 22.6 Hours

Environment

Temp: 162 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,063,550 km

• M1: 136,284 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.22 AU - 1.4 AU

Year: 540 Days

Day: 43.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.48 AU - 1.7 AU

Year: 722 Days

Day: 40.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.66 AU - 2.12 AU

Year: 935 Days

Day: 40.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.41 AU - 3.53 AU

Year: 1842 Days

Day: 45.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 52.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.5

Radius: 11.2

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.89 AU - 7.33 AU

Year: 5435 Days

Day: 13.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,063,550 km

• M1: 141,669 km (0.103 R)
• M2: 643,869 km (0.073 R)
• M3: 1,017,266 km (0.105 R)
• M4: 1,602,941 km (0.108 R)
• M5: 2,578,020 km (0.061 R)
• M6: 3,051,946 km (0.109 R)
• M7: 3,716,310 km (0.084 R)
• M8: 4,474,622 km (0.044 R)
• M9: 5,357,848 km (0.052 R)
• M10: 8,007,675 km (0.071 R)
• M11: 9,164,066 km (0.094 R)
• M12: 12,018,244 km (0.113 R)
• M13: 12,893,541 km (0.073 R)
• M14: 15,570,595 km (0.1 R)
• M15: 19,294,984 km (0.104 R)
• M16: 19,948,577 km (0.093 R)
• M17: 20,555,645 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699

Radius: 11

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.4 AU - 9.34 AU

Year: 7946 Days

Day: 8 Hours

Environment

Temp: -158 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,063,550 km

• M1: 190,288 km (0.081 R)
• M2: 576,101 km (0.07 R)
• M3: 1,514,379 km (0.092 R)
• M4: 2,622,301 km (0.057 R)
• M5: 4,075,046 km (0.084 R)
• M6: 5,080,942 km (0.054 R)
• M7: 6,706,473 km (0.083 R)
• M8: 7,076,877 km (0.05 R)
• M9: 8,397,527 km (0.1 R)
• M10: 8,960,464 km (0.098 R)
• M11: 10,258,824 km (0.111 R)
• M12: 13,928,759 km (0.05 R)
• M13: 18,974,096 km (0.098 R)
• M14: 21,902,923 km (0.078 R)
• M15: 29,029,317 km (0.084 R)
• M16: 31,128,026 km (0.05 R)
• M17: 35,849,783 km (0.092 R)
• M18: 37,795,304 km (0.087 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.8

Radius: 14.6

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.96 AU - 8.12 AU

Year: 8205 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,063,550 km

• M1: 182,061 km (0.05 R)
• M2: 833,859 km (0.112 R)
• M3: 1,339,948 km (0.076 R)
• M4: 2,010,745 km (0.115 R)
• M5: 3,041,774 km (0.088 R)
• M6: 3,819,982 km (0.117 R)
• M7: 5,071,069 km (0.106 R)
• M8: 5,617,250 km (0.071 R)
• M9: 7,728,675 km (0.114 R)
• M10: 9,811,526 km (0.096 R)
• M11: 10,326,591 km (0.092 R)
• M12: 13,460,966 km (0.073 R)
• M13: 13,922,176 km (0.105 R)
• M14: 16,194,418 km (0.101 R)
• M15: 17,384,918 km (0.113 R)
• M16: 18,350,722 km (0.086 R)
• M17: 19,351,831 km (0.092 R)
• M18: 21,152,690 km (0.111 R)
• M19: 24,654,776 km (0.104 R)
• M20: 26,408,512 km (0.087 R)
• M21: 29,578,641 km (0.064 R)
• M22: 31,355,714 km (0.117 R)
• M23: 32,373,428 km (0.114 R)
• M24: 33,098,678 km (0.073 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 15,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit