🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.59 AU - 0.73 AU

Year: 346 Days

Day: 36.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 7,478,909 km

• M1: 340,485 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.9

Radius: 14.4

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.64 AU - 0.72 AU

Year: 362 Days

Day: 6.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 7,478,909 km

• M1: 179,069 km (0.109 R)
• M2: 640,877 km (0.115 R)
• M3: 1,334,114 km (0.036 R)
• M4: 2,498,733 km (0.073 R)
• M5: 3,095,180 km (0.054 R)
• M6: 3,628,048 km (0.035 R)
• M7: 4,302,435 km (0.113 R)
• M8: 4,851,160 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.6

Radius: 10.6

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.82 AU - 0.9 AU

Year: 515 Days

Day: 7 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 7,478,909 km

• M1: 131,796 km (0.036 R)
• M2: 557,402 km (0.08 R)
• M3: 1,132,755 km (0.084 R)
• M4: 1,846,636 km (0.093 R)
• M5: 2,186,971 km (0.113 R)
• M6: 2,782,969 km (0.09 R)
• M7: 3,407,989 km (0.071 R)
• M8: 3,761,040 km (0.117 R)
• M9: 4,480,157 km (0.071 R)
• M10: 4,856,695 km (0.083 R)
• M11: 5,305,638 km (0.053 R)
• M12: 5,638,045 km (0.094 R)
• M13: 6,002,914 km (0.048 R)
• M14: 6,422,685 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.8

Radius: 10.1

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.85 AU - 0.89 AU

Year: 524 Days

Day: 8.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 134.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 7,478,909 km

• M1: 125,662 km (0.059 R)
• M2: 451,786 km (0.043 R)
• M3: 800,199 km (0.113 R)
• M4: 1,171,501 km (0.05 R)
• M5: 1,674,599 km (0.11 R)
• M6: 2,062,207 km (0.096 R)
• M7: 2,647,733 km (0.074 R)
• M8: 3,328,104 km (0.104 R)
• M9: 4,299,742 km (0.118 R)
• M10: 4,786,384 km (0.088 R)
• M11: 6,116,907 km (0.094 R)
• M12: 6,470,108 km (0.103 R)
• M13: 7,004,172 km (0.079 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 15,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit