🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.39 AU - 0.63 AU

Year: 139 Days

Day: 20.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.81 AU - 4.19 AU

Year: 2507 Days

Day: 19.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.6

Radius: 11.9

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.02 AU - 4.66 AU

Year: 3462 Days

Day: 10.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,034,641 km

• M1: 148,850 km (0.107 R)
• M2: 1,284,597 km (0.112 R)
• M3: 2,049,192 km (0.104 R)
• M4: 3,206,331 km (0.106 R)
• M5: 4,593,253 km (0.08 R)
• M6: 5,319,700 km (0.06 R)
• M7: 5,925,721 km (0.064 R)
• M8: 6,603,250 km (0.057 R)
• M9: 7,083,310 km (0.1 R)
• M10: 7,846,857 km (0.082 R)
• M11: 10,469,757 km (0.094 R)
• M12: 11,804,918 km (0.103 R)
• M13: 13,886,422 km (0.119 R)
• M14: 15,265,116 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.7

Radius: 8

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.23 AU - 8.69 AU

Year: 7030 Days

Day: 6.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,034,641 km

• M1: 102,624 km (0.109 R)
• M2: 766,091 km (0.081 R)
• M3: 1,058,555 km (0.093 R)
• M4: 1,386,772 km (0.07 R)
• M5: 2,064,899 km (0.064 R)
• M6: 3,014,098 km (0.104 R)
• M7: 3,662,305 km (0.096 R)
• M8: 7,209,271 km (0.109 R)
• M9: 7,708,030 km (0.07 R)
• M10: 8,363,718 km (0.069 R)
• M11: 10,280,665 km (0.065 R)
• M12: 11,074,730 km (0.085 R)
• M13: 11,696,609 km (0.086 R)
• M14: 12,650,445 km (0.09 R)
• M15: 14,081,348 km (0.055 R)
• M16: 18,726,661 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.6

Radius: 15

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.6 AU - 7.74 AU

Year: 7351 Days

Day: 9.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,034,641 km

• M1: 186,848 km (0.098 R)
• M2: 786,286 km (0.115 R)
• M3: 1,261,110 km (0.103 R)
• M4: 1,837,211 km (0.108 R)
• M5: 2,450,862 km (0.061 R)
• M6: 3,405,745 km (0.114 R)
• M7: 4,012,963 km (0.102 R)
• M8: 4,984,751 km (0.119 R)
• M9: 5,500,265 km (0.115 R)
• M10: 7,073,586 km (0.076 R)
• M11: 8,103,417 km (0.089 R)
• M12: 10,133,610 km (0.092 R)
• M13: 11,180,646 km (0.08 R)
• M14: 12,437,567 km (0.074 R)
• M15: 13,687,457 km (0.118 R)
• M16: 14,809,142 km (0.101 R)
• M17: 16,046,466 km (0.084 R)
• M18: 17,703,711 km (0.047 R)
• M19: 20,044,619 km (0.099 R)
• M20: 24,223,635 km (0.047 R)
• M21: 24,811,704 km (0.087 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 15,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit