🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.22 AU - 2.02 AU

Year: 742 Days

Day: 33 Hours

Environment

Temp: -48 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.24 AU - 3.64 AU

Year: 1814 Days

Day: 30.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,322,228 km

• M1: 29,022 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.27 AU - 3.69 AU

Year: 1851 Days

Day: 37.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.7

Radius: 14.8

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.43 AU - 6.53 AU

Year: 5263 Days

Day: 11.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 157.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 112,322,228 km

• M1: 184,604 km (0.057 R)
• M2: 685,757 km (0.076 R)
• M3: 1,513,332 km (0.084 R)
• M4: 2,588,941 km (0.073 R)
• M5: 3,600,372 km (0.034 R)
• M6: 4,244,840 km (0.111 R)
• M7: 5,232,934 km (0.119 R)
• M8: 5,738,425 km (0.099 R)
• M9: 6,558,071 km (0.112 R)
• M10: 7,664,797 km (0.076 R)
• M11: 8,356,687 km (0.1 R)
• M12: 8,892,845 km (0.105 R)
• M13: 10,552,783 km (0.114 R)
• M14: 11,503,179 km (0.114 R)
• M15: 13,574,361 km (0.054 R)
• M16: 15,311,791 km (0.093 R)
• M17: 16,352,094 km (0.077 R)
• M18: 17,071,511 km (0.116 R)
• M19: 17,811,870 km (0.08 R)
• M20: 20,230,270 km (0.05 R)
• M21: 22,419,186 km (0.117 R)
• M22: 23,989,066 km (0.053 R)
• M23: 25,711,087 km (0.088 R)
• M24: 28,190,522 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 20.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.8

Radius: 4

Gravity: 51.99 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 16.22 AU - 24.08 AU

Year: 32552 Days

Day: 17.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 112,322,228 km

• M1: 103,073 km (0.117 R)
• M2: 536,009 km (0.078 R)
• M3: 737,817 km (0.073 R)
• M4: 1,397,992 km (0.067 R)
• M5: 4,700,215 km (0.101 R)
• M6: 6,760,926 km (0.071 R)
• M7: 9,291,225 km (0.085 R)
• M8: 13,339,493 km (0.094 R)
• M9: 18,224,312 km (0.115 R)
• M10: 21,282,691 km (0.052 R)
• M11: 21,842,336 km (0.085 R)
• M12: 23,108,084 km (0.112 R)
• M13: 25,659,027 km (0.087 R)
• M14: 26,038,108 km (0.064 R)
• M15: 27,328,689 km (0.119 R)
• M16: 29,619,481 km (0.066 R)
• M17: 30,457,678 km (0.096 R)
• M18: 40,916,364 km (0.09 R)
• M19: 44,447,622 km (0.112 R)
• M20: 50,907,407 km (0.106 R)
• M21: 56,675,303 km (0.092 R)
• M22: 58,836,394 km (0.106 R)
• M23: 59,715,880 km (0.061 R)
• M24: 61,051,639 km (0.05 R)
• M25: 105,074,104 km (0.089 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 15,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit