🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.41 AU - 1.81 AU

Year: 782 Days

Day: 39 Hours

Environment

Temp: -70 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.91 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.4

Radius: 9.1

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.69 AU - 4.73 AU

Year: 3307 Days

Day: 10.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,510,351 km

• M1: 129,701 km (0.098 R)
• M2: 891,005 km (0.11 R)
• M3: 1,194,539 km (0.106 R)
• M4: 1,536,819 km (0.085 R)
• M5: 1,871,769 km (0.084 R)
• M6: 3,306,263 km (0.063 R)
• M7: 4,303,183 km (0.115 R)
• M8: 5,338,699 km (0.057 R)
• M9: 7,207,027 km (0.101 R)
• M10: 7,798,687 km (0.117 R)
• M11: 9,474,482 km (0.068 R)
• M12: 9,843,989 km (0.107 R)
• M13: 11,669,232 km (0.061 R)
• M14: 12,093,941 km (0.101 R)
• M15: 12,397,475 km (0.081 R)
• M16: 13,110,309 km (0.034 R)
• M17: 13,803,096 km (0.08 R)
• M18: 15,718,697 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.5

Radius: 12.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.57 AU - 5.11 AU

Year: 3462 Days

Day: 5.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,510,351 km

• M1: 150,495 km (0.106 R)
• M2: 821,143 km (0.106 R)
• M3: 1,349,822 km (0.112 R)
• M4: 2,239,929 km (0.081 R)
• M5: 2,924,788 km (0.11 R)
• M6: 3,867,853 km (0.11 R)
• M7: 4,342,826 km (0.097 R)
• M8: 4,978,916 km (0.088 R)
• M9: 6,062,903 km (0.079 R)
• M10: 6,982,481 km (0.101 R)
• M11: 7,857,030 km (0.066 R)
• M12: 8,338,585 km (0.104 R)
• M13: 8,912,892 km (0.043 R)
• M14: 10,506,109 km (0.104 R)
• M15: 11,133,971 km (0.078 R)
• M16: 11,831,097 km (0.082 R)
• M17: 12,978,513 km (0.081 R)
• M18: 13,409,205 km (0.087 R)
• M19: 13,898,989 km (0.076 R)
• M20: 14,914,609 km (0.051 R)
• M21: 16,809,864 km (0.067 R)
• M22: 17,903,424 km (0.108 R)
• M23: 20,553,102 km (0.036 R)
• M24: 21,937,780 km (0.11 R)
• M25: 23,595,324 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.8

Radius: 6

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 14.5 AU - 17.8 AU

Year: 24850 Days

Day: 18.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,510,351 km

• M1: 76,594 km (0.077 R)
• M2: 301,141 km (0.071 R)
• M3: 688,300 km (0.102 R)
• M4: 901,178 km (0.104 R)
• M5: 1,382,584 km (0.108 R)
• M6: 2,427,674 km (0.09 R)
• M7: 3,089,495 km (0.04 R)
• M8: 4,579,340 km (0.049 R)
• M9: 6,303,755 km (0.073 R)
• M10: 8,790,371 km (0.084 R)
• M11: 9,268,186 km (0.045 R)
• M12: 14,118,149 km (0.092 R)
• M13: 14,574,722 km (0.119 R)
• M14: 14,839,959 km (0.083 R)
• M15: 18,279,065 km (0.112 R)
• M16: 19,937,806 km (0.11 R)
• M17: 20,845,566 km (0.093 R)
• M18: 22,302,200 km (0.053 R)
• M19: 40,905,294 km (0.059 R)
• M20: 42,099,534 km (0.086 R)
• M21: 45,680,159 km (0.098 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 13,032 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit