🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.77 AU - 1.17 AU

Year: 411 Days

Day: 20.9 Hours

Environment

Temp: -60 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.39 AU - 2.55 AU

Year: 1671 Days

Day: 36.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.9

Radius: 9.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.48 AU - 3.76 AU

Year: 2372 Days

Day: 12.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 70.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,487,134 km

• M1: 120,725 km (0.113 R)
• M2: 436,826 km (0.108 R)
• M3: 814,112 km (0.114 R)
• M4: 1,336,807 km (0.112 R)
• M5: 1,904,231 km (0.076 R)
• M6: 2,438,296 km (0.068 R)
• M7: 3,069,599 km (0.058 R)
• M8: 3,638,071 km (0.038 R)
• M9: 4,342,826 km (0.069 R)
• M10: 4,656,383 km (0.034 R)
• M11: 6,347,438 km (0.112 R)
• M12: 7,126,843 km (0.102 R)
• M13: 8,149,942 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.9

Radius: 10.9

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.18 AU - 6.72 AU

Year: 7051 Days

Day: 7.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,487,134 km

• M1: 135,835 km (0.089 R)
• M2: 777,759 km (0.051 R)
• M3: 2,606,294 km (0.091 R)
• M4: 3,086,354 km (0.111 R)
• M5: 6,045,699 km (0.12 R)
• M6: 9,206,403 km (0.103 R)
• M7: 9,643,528 km (0.039 R)
• M8: 10,677,847 km (0.109 R)
• M9: 12,431,583 km (0.118 R)
• M10: 16,822,430 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.2

Radius: 9.8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.64 AU - 7.24 AU

Year: 7870 Days

Day: 6.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,487,134 km

• M1: 122,221 km (0.087 R)
• M2: 479,760 km (0.1 R)
• M3: 814,261 km (0.05 R)
• M4: 1,191,697 km (0.061 R)
• M5: 1,521,261 km (0.086 R)
• M6: 2,053,081 km (0.075 R)
• M7: 2,626,340 km (0.109 R)
• M8: 4,952,737 km (0.113 R)
• M9: 6,939,247 km (0.11 R)
• M10: 7,992,117 km (0.106 R)
• M11: 11,023,717 km (0.12 R)
• M12: 11,615,826 km (0.083 R)
• M13: 13,095,798 km (0.079 R)
• M14: 13,615,949 km (0.09 R)
• M15: 21,236,315 km (0.058 R)
• M16: 22,353,213 km (0.068 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 20,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit