🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.8 AU - 0.92 AU

Year: 280 Days

Day: 41.7 Hours

Environment

Temp: 188 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,177,221 km

• M1: 186,100 km (0.1 R)
• M2: 312,510 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.1 AU - 1.52 AU

Year: 527 Days

Day: 32.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.95 AU - 3.09 AU

Year: 1406 Days

Day: 41.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.2

Radius: 8.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.63 AU - 6.45 AU

Year: 4583 Days

Day: 8.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,177,221 km

• M1: 109,506 km (0.114 R)
• M2: 1,687,165 km (0.109 R)
• M3: 2,062,506 km (0.089 R)
• M4: 2,701,887 km (0.046 R)
• M5: 3,535,746 km (0.07 R)
• M6: 3,818,785 km (0.084 R)
• M7: 4,097,785 km (0.071 R)
• M8: 5,083,934 km (0.085 R)
• M9: 5,680,231 km (0.092 R)
• M10: 7,692,622 km (0.081 R)
• M11: 9,350,316 km (0.078 R)
• M12: 9,894,403 km (0.08 R)
• M13: 10,174,301 km (0.112 R)
• M14: 10,934,258 km (0.106 R)
• M15: 11,926,989 km (0.068 R)
• M16: 13,145,913 km (0.111 R)
• M17: 13,655,892 km (0.111 R)
• M18: 14,445,619 km (0.109 R)
• M19: 15,126,738 km (0.05 R)
• M20: 15,924,394 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.7

Radius: 3.2

Gravity: 43.82 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 12.12 AU - 17.96 AU

Year: 20500 Days

Day: 20.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,177,221 km

• M1: 39,943 km (0.093 R)
• M2: 314,754 km (0.104 R)
• M3: 911,051 km (0.096 R)
• M4: 1,076,207 km (0.056 R)
• M5: 1,711,250 km (0.109 R)
• M6: 7,464,635 km (0.109 R)
• M7: 8,431,934 km (0.116 R)
• M8: 8,583,926 km (0.079 R)
• M9: 9,103,778 km (0.071 R)
• M10: 11,517,241 km (0.083 R)
• M11: 15,809,353 km (0.105 R)
• M12: 20,413,677 km (0.114 R)
• M13: 22,773,134 km (0.103 R)
• M14: 26,372,609 km (0.094 R)
• M15: 27,689,070 km (0.114 R)
• M16: 30,096,997 km (0.113 R)
• M17: 30,215,030 km (0.118 R)
• M18: 31,533,735 km (0.092 R)
• M19: 38,151,197 km (0.053 R)
• M20: 49,146,341 km (0.069 R)
• M21: 52,318,863 km (0.111 R)
• M22: 52,831,984 km (0.11 R)
• M23: 57,058,124 km (0.119 R)
• M24: 60,559,462 km (0.069 R)
• M25: 65,183,233 km (0.082 R)
• M26: 67,177,223 km (0.1 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 17,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit