🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.48 AU - 0.62 AU

Year: 143 Days

Day: 13.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.68 AU - 0.8 AU

Year: 223 Days

Day: 17.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.82 AU - 1.02 AU

Year: 309 Days

Day: 19.4 Hours

Environment

Temp: 125 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.26 AU - 1.42 AU

Year: 543 Days

Day: 37.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 120 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 34,222,203 km

• M1: 26,479 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.96 AU - 6.24 AU

Year: 4029 Days

Day: 46 Hours

Environment

Temp: -120 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.95 AU - 6.11 AU

Year: 4550 Days

Day: 30.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.3

Radius: 9.6

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.56 AU - 7.14 AU

Year: 5598 Days

Day: 9.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,222,203 km

• M1: 119,379 km (0.117 R)
• M2: 481,406 km (0.104 R)
• M3: 917,185 km (0.111 R)
• M4: 1,773,632 km (0.102 R)
• M5: 2,368,882 km (0.109 R)
• M6: 5,329,125 km (0.111 R)
• M7: 6,062,454 km (0.118 R)
• M8: 7,131,779 km (0.111 R)
• M9: 8,945,055 km (0.093 R)
• M10: 9,640,536 km (0.065 R)
• M11: 10,504,164 km (0.11 R)
• M12: 11,465,779 km (0.109 R)
• M13: 14,043,949 km (0.048 R)
• M14: 17,109,060 km (0.095 R)
• M15: 18,179,732 km (0.027 R)
• M16: 18,698,836 km (0.099 R)
• M17: 19,361,555 km (0.067 R)
• M18: 23,062,756 km (0.056 R)
• M19: 24,134,475 km (0.066 R)
• M20: 24,525,225 km (0.118 R)
• M21: 29,370,999 km (0.049 R)
• M22: 29,727,042 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.9

Radius: 13.4

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.23 AU - 9.15 AU

Year: 7460 Days

Day: 5.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,222,203 km

• M1: 167,998 km (0.066 R)
• M2: 1,086,081 km (0.1 R)
• M3: 1,577,360 km (0.108 R)
• M4: 2,155,855 km (0.087 R)
• M5: 2,799,425 km (0.096 R)
• M6: 3,793,503 km (0.111 R)
• M7: 6,708,717 km (0.063 R)
• M8: 9,010,729 km (0.101 R)
• M9: 10,593,773 km (0.059 R)
• M10: 11,112,728 km (0.107 R)
• M11: 13,744,155 km (0.098 R)
• M12: 14,649,072 km (0.097 R)
• M13: 19,851,039 km (0.096 R)
• M14: 21,452,335 km (0.109 R)
• M15: 23,138,003 km (0.081 R)
• M16: 25,409,198 km (0.12 R)
• M17: 26,084,633 km (0.07 R)
• M18: 31,731,354 km (0.075 R)
• M19: 32,219,492 km (0.065 R)
• M20: 32,911,232 km (0.039 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 18,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit