🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.57 AU - 0.65 AU

Year: 173 Days

Day: 29.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.36 AU - 1.4 AU

Year: 589 Days

Day: 23.5 Hours

Environment

Temp: -0 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 33,687,031 km

• M1: 45,029 km (0.088 R)
• M2: 387,608 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.23 AU - 3.39 AU

Year: 2189 Days

Day: 22.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.1

Radius: 14.8

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.63 AU - 6.89 AU

Year: 6388 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 33,687,031 km

• M1: 219,610 km (0.09 R)
• M2: 728,691 km (0.109 R)
• M3: 1,673,402 km (0.09 R)
• M4: 2,187,270 km (0.032 R)
• M5: 3,636,425 km (0.087 R)
• M6: 4,762,299 km (0.118 R)
• M7: 5,255,523 km (0.103 R)
• M8: 6,076,366 km (0.056 R)
• M9: 6,872,676 km (0.103 R)
• M10: 7,543,473 km (0.111 R)
• M11: 12,258,648 km (0.105 R)
• M12: 12,912,241 km (0.071 R)
• M13: 13,877,895 km (0.118 R)
• M14: 14,830,086 km (0.085 R)
• M15: 18,793,382 km (0.072 R)
• M16: 21,876,445 km (0.088 R)
• M17: 23,002,468 km (0.074 R)
• M18: 23,663,092 km (0.106 R)
• M19: 25,370,004 km (0.064 R)
• M20: 26,343,138 km (0.098 R)
• M21: 27,525,111 km (0.063 R)
• M22: 28,269,809 km (0.079 R)
• M23: 28,932,527 km (0.097 R)
• M24: 30,982,916 km (0.103 R)
• M25: 38,981,764 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.5

Radius: 10.3

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 7.18 AU - 10.26 AU

Year: 9358 Days

Day: 12.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,687,031 km

• M1: 128,056 km (0.107 R)
• M2: 788,680 km (0.066 R)
• M3: 1,435,541 km (0.073 R)
• M4: 2,180,688 km (0.059 R)
• M5: 2,686,179 km (0.055 R)
• M6: 3,165,790 km (0.11 R)
• M7: 3,862,617 km (0.11 R)
• M8: 4,846,821 km (0.084 R)
• M9: 5,896,250 km (0.055 R)
• M10: 6,846,646 km (0.05 R)
• M11: 7,232,758 km (0.1 R)
• M12: 7,707,881 km (0.105 R)
• M13: 8,680,267 km (0.106 R)
• M14: 9,008,036 km (0.079 R)
• M15: 10,449,112 km (0.117 R)
• M16: 10,914,511 km (0.079 R)
• M17: 13,183,163 km (0.104 R)
• M18: 15,688,927 km (0.089 R)
• M19: 17,569,223 km (0.069 R)
• M20: 18,835,270 km (0.067 R)
• M21: 19,735,849 km (0.1 R)
• M22: 21,029,870 km (0.054 R)
• M23: 21,998,965 km (0.109 R)
• M24: 23,547,602 km (0.088 R)
• M25: 28,090,591 km (0.049 R)
• M26: 29,818,895 km (0.069 R)
• M27: 33,186,193 km (0.115 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 15,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit