🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.04 AU - 1.34 AU

Year: 567 Days

Day: 33.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.99 AU - 2.07 AU

Year: 1263 Days

Day: 21.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.7

Radius: 9.8

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.16 AU - 4.68 AU

Year: 3388 Days

Day: 9.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,097,074 km

• M1: 122,072 km (0.102 R)
• M2: 477,217 km (0.089 R)
• M3: 1,032,375 km (0.098 R)
• M4: 1,763,161 km (0.108 R)
• M5: 2,685,581 km (0.068 R)
• M6: 3,194,962 km (0.107 R)
• M7: 4,865,072 km (0.117 R)
• M8: 5,851,072 km (0.102 R)
• M9: 6,653,216 km (0.12 R)
• M10: 7,436,061 km (0.096 R)
• M11: 8,640,623 km (0.069 R)
• M12: 10,684,430 km (0.075 R)
• M13: 11,880,614 km (0.105 R)
• M14: 13,521,104 km (0.053 R)
• M15: 14,255,181 km (0.115 R)
• M16: 15,553,840 km (0.091 R)
• M17: 17,620,385 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.1

Radius: 9.4

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.28 AU - 8.72 AU

Year: 8967 Days

Day: 5.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,097,074 km

• M1: 116,986 km (0.091 R)
• M2: 567,425 km (0.105 R)
• M3: 1,747,602 km (0.119 R)
• M4: 2,414,360 km (0.054 R)
• M5: 3,177,010 km (0.111 R)
• M6: 4,143,263 km (0.1 R)
• M7: 7,193,862 km (0.079 R)
• M8: 7,575,636 km (0.112 R)
• M9: 8,759,853 km (0.105 R)
• M10: 9,829,777 km (0.068 R)
• M11: 10,885,040 km (0.091 R)
• M12: 11,491,510 km (0.082 R)
• M13: 13,446,904 km (0.082 R)
• M14: 14,027,194 km (0.106 R)
• M15: 16,190,529 km (0.118 R)
• M16: 17,521,950 km (0.115 R)
• M17: 23,749,260 km (0.061 R)
• M18: 26,084,932 km (0.058 R)
• M19: 27,170,564 km (0.115 R)
• M20: 28,380,362 km (0.092 R)
• M21: 31,917,603 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.1

Radius: 6.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.51 AU - 15.71 AU

Year: 19549 Days

Day: 19 Hours

Environment

Temp: -209 °C

Axial Tilt: 74.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,097,074 km

• M1: 125,662 km (0.119 R)
• M2: 677,678 km (0.026 R)
• M3: 2,126,683 km (0.101 R)
• M4: 3,135,571 km (0.097 R)
• M5: 3,668,289 km (0.08 R)
• M6: 4,065,023 km (0.072 R)
• M7: 6,993,551 km (0.039 R)
• M8: 37,228,328 km (0.047 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 10,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit