🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.43 AU - 0.65 AU

Year: 152 Days

Day: 37.8 Hours

Environment

Temp: 201 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.77 AU - 1.04 AU

Year: 327 Days

Day: 12.6 Hours

Environment

Temp: 26 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.82 AU - 2.8 AU

Year: 1344 Days

Day: 17 Hours

Environment

Temp: -89 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.5

Radius: 12.9

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.65 AU - 6.43 AU

Year: 4993 Days

Day: 9.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,527,468 km

• M1: 160,369 km (0.111 R)
• M2: 651,499 km (0.097 R)
• M3: 1,260,811 km (0.106 R)
• M4: 1,680,283 km (0.076 R)
• M5: 2,237,236 km (0.118 R)
• M6: 2,763,372 km (0.117 R)
• M7: 3,938,014 km (0.118 R)
• M8: 4,591,458 km (0.062 R)
• M9: 5,556,065 km (0.102 R)
• M10: 6,000,819 km (0.03 R)
• M11: 7,283,172 km (0.088 R)
• M12: 7,783,128 km (0.117 R)
• M13: 8,377,182 km (0.097 R)
• M14: 9,895,301 km (0.101 R)
• M15: 11,589,796 km (0.074 R)
• M16: 12,790,319 km (0.092 R)
• M17: 16,152,980 km (0.097 R)
• M18: 17,472,283 km (0.094 R)
• M19: 18,738,480 km (0.103 R)
• M20: 23,546,106 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.9

Radius: 14.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.17 AU - 11.37 AU

Year: 11693 Days

Day: 8.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,527,468 km

• M1: 175,478 km (0.061 R)
• M2: 667,207 km (0.106 R)
• M3: 1,194,539 km (0.038 R)
• M4: 2,907,734 km (0.079 R)
• M5: 4,043,481 km (0.096 R)
• M6: 6,142,638 km (0.101 R)
• M7: 6,917,406 km (0.076 R)
• M8: 7,413,023 km (0.07 R)
• M9: 8,813,708 km (0.063 R)
• M10: 13,006,188 km (0.102 R)
• M11: 17,151,396 km (0.06 R)
• M12: 18,751,644 km (0.088 R)
• M13: 19,588,046 km (0.118 R)
• M14: 22,389,865 km (0.114 R)
• M15: 23,038,970 km (0.075 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 12,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit