🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.46 AU - 0.54 AU

Year: 132 Days

Day: 25.1 Hours

Environment

Temp: 247 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,415,039 km

• M1: 196,572 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.57 AU - 0.69 AU

Year: 187 Days

Day: 25.7 Hours

Environment

Temp: 210 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.93 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.05 AU - 1.41 AU

Year: 511 Days

Day: 26.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.65 AU - 3.77 AU

Year: 2678 Days

Day: 15.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.6

Radius: 15

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.77 AU - 4.95 AU

Year: 4015 Days

Day: 14 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,415,039 km

• M1: 189,690 km (0.103 R)
• M2: 675,734 km (0.096 R)
• M3: 1,552,228 km (0.077 R)
• M4: 2,554,384 km (0.1 R)
• M5: 3,397,068 km (0.063 R)
• M6: 6,107,034 km (0.082 R)
• M7: 8,704,203 km (0.09 R)
• M8: 9,527,888 km (0.091 R)
• M9: 10,612,623 km (0.087 R)
• M10: 13,852,015 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.2

Radius: 12.8

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.64 AU - 6.44 AU

Year: 5563 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,415,039 km

• M1: 159,172 km (0.116 R)
• M2: 691,591 km (0.041 R)
• M3: 2,978,942 km (0.073 R)
• M4: 3,876,380 km (0.093 R)
• M5: 5,913,454 km (0.1 R)
• M6: 8,896,585 km (0.111 R)
• M7: 9,476,726 km (0.094 R)
• M8: 10,784,660 km (0.096 R)
• M9: 11,444,836 km (0.058 R)
• M10: 14,533,433 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.7

Radius: 7.3

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 12.99 AU - 21.07 AU

Year: 26336 Days

Day: 23.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,415,039 km

• M1: 109,057 km (0.058 R)
• M2: 685,607 km (0.113 R)
• M3: 999,463 km (0.114 R)
• M4: 1,379,143 km (0.105 R)
• M5: 2,244,566 km (0.095 R)
• M6: 2,557,824 km (0.036 R)
• M7: 2,829,195 km (0.102 R)
• M8: 3,676,368 km (0.107 R)
• M9: 7,181,895 km (0.107 R)
• M10: 8,490,876 km (0.094 R)
• M11: 8,790,820 km (0.047 R)
• M12: 9,046,183 km (0.065 R)
• M13: 10,062,102 km (0.102 R)
• M14: 11,512,155 km (0.114 R)
• M15: 12,638,776 km (0.102 R)
• M16: 13,632,555 km (0.103 R)
• M17: 15,849,595 km (0.066 R)
• M18: 16,228,377 km (0.048 R)
• M19: 18,296,268 km (0.119 R)
• M20: 21,997,768 km (0.104 R)
• M21: 22,851,075 km (0.092 R)
• M22: 24,322,220 km (0.058 R)
• M23: 26,380,537 km (0.042 R)
• M24: 27,888,633 km (0.091 R)
• M25: 32,634,476 km (0.103 R)
• M26: 34,371,008 km (0.074 R)
• M27: 56,642,840 km (0.089 R)
• M28: 57,350,588 km (0.1 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 14,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit