🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.57 AU - 0.71 AU

Year: 192 Days

Day: 34.5 Hours

Environment

Temp: 210 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 63,830,075 km

• M1: 44,431 km (0.088 R)
• M2: 211,681 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.71 AU - 1.03 AU

Year: 304 Days

Day: 23.8 Hours

Environment

Temp: 48 °C

Axial Tilt: 46.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 63,830,075 km

• M1: 56,398 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.7 AU - 1.16 AU

Year: 336 Days

Day: 38.3 Hours

Environment

Temp: 38 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.75 AU - 1.19 AU

Year: 358 Days

Day: 37.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.43 AU - 3.05 AU

Year: 1700 Days

Day: 19.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,830,075 km

• M1: 921,672 km (0.115 R)
• M2: 1,129,015 km (0.095 R)

Asteroid Belt

Center: 3.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.77 AU - 4.31 AU

Year: 3043 Days

Day: 18.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,830,075 km

• M1: 97,388 km (0.081 R)

Asteroid Belt

Center: 8.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.6

Radius: 5.8

Gravity: 19.28 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.8 AU - 14.42 AU

Year: 15792 Days

Day: 16.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,830,075 km

• M1: 74,201 km (0.102 R)
• M2: 369,058 km (0.108 R)
• M3: 688,300 km (0.082 R)
• M4: 1,971,550 km (0.073 R)
• M5: 4,402,366 km (0.074 R)
• M6: 4,829,618 km (0.109 R)
• M7: 5,429,505 km (0.038 R)
• M8: 6,197,541 km (0.11 R)
• M9: 8,629,553 km (0.114 R)
• M10: 10,055,969 km (0.11 R)
• M11: 11,632,880 km (0.056 R)
• M12: 21,017,154 km (0.075 R)
• M13: 25,182,109 km (0.101 R)
• M14: 39,089,475 km (0.118 R)
• M15: 43,521,312 km (0.099 R)
• M16: 57,367,043 km (0.103 R)
• M17: 61,749,064 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 13,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit