🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.69 AU - 0.99 AU

Year: 272 Days

Day: 39.4 Hours

Environment

Temp: 151 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,929,838 km

• M1: 87,814 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.39 AU - 2.07 AU

Year: 803 Days

Day: 46.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.6 AU - 2 AU

Year: 853 Days

Day: 45.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,929,838 km

• M1: 360,680 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.68 AU - 2.4 AU

Year: 1029 Days

Day: 25.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,929,838 km

• M1: 1,035,068 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.84 AU - 2.72 AU

Year: 1216 Days

Day: 40.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.29 AU - 2.67 AU

Year: 1379 Days

Day: 16.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,929,838 km

• M1: 31,416 km (0.092 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.5 AU - 5.82 AU

Year: 4139 Days

Day: 19.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.38 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.6

Radius: 5.8

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 13.26 AU - 17.94 AU

Year: 21756 Days

Day: 20.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,929,838 km

• M1: 72,256 km (0.104 R)
• M2: 426,055 km (0.088 R)
• M3: 664,364 km (0.096 R)
• M4: 1,207,704 km (0.074 R)
• M5: 3,729,176 km (0.12 R)
• M6: 4,437,671 km (0.115 R)
• M7: 5,004,049 km (0.066 R)
• M8: 8,025,477 km (0.084 R)
• M9: 9,072,064 km (0.037 R)
• M10: 13,288,629 km (0.079 R)
• M11: 13,837,653 km (0.071 R)
• M12: 17,847,325 km (0.068 R)
• M13: 18,246,303 km (0.101 R)
• M14: 20,402,756 km (0.092 R)
• M15: 20,620,122 km (0.097 R)
• M16: 20,838,983 km (0.086 R)
• M17: 24,965,641 km (0.106 R)
• M18: 25,716,622 km (0.095 R)
• M19: 29,605,867 km (0.089 R)
• M20: 30,446,907 km (0.06 R)
• M21: 32,176,707 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.9

Radius: 7.5

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 17.48 AU - 19.82 AU

Year: 28439 Days

Day: 19.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 107,929,838 km

• M1: 93,349 km (0.036 R)
• M2: 464,501 km (0.101 R)
• M3: 787,184 km (0.114 R)
• M4: 1,077,703 km (0.102 R)
• M5: 1,945,221 km (0.083 R)
• M6: 2,947,078 km (0.109 R)
• M7: 3,400,060 km (0.119 R)
• M8: 3,898,521 km (0.111 R)
• M9: 6,588,889 km (0.061 R)
• M10: 6,840,662 km (0.062 R)
• M11: 8,548,022 km (0.092 R)
• M12: 8,787,229 km (0.106 R)
• M13: 9,532,077 km (0.101 R)
• M14: 9,919,835 km (0.073 R)
• M15: 10,521,368 km (0.111 R)
• M16: 10,935,604 km (0.076 R)
• M17: 11,432,718 km (0.116 R)
• M18: 16,056,938 km (0.083 R)
• M19: 16,792,211 km (0.075 R)
• M20: 17,645,966 km (0.117 R)
• M21: 18,132,608 km (0.104 R)
• M22: 19,542,867 km (0.095 R)
• M23: 20,808,615 km (0.068 R)
• M24: 22,580,153 km (0.083 R)
• M25: 30,119,886 km (0.065 R)
• M26: 30,396,642 km (0.108 R)
• M27: 32,381,506 km (0.037 R)
• M28: 41,871,397 km (0.051 R)
• M29: 44,146,481 km (0.104 R)
• M30: 46,318,642 km (0.11 R)
• M31: 48,371,424 km (0.113 R)
• M32: 51,070,768 km (0.032 R)
• M33: 52,858,164 km (0.103 R)
• M34: 59,116,890 km (0.071 R)
• M35: 71,841,086 km (0.1 R)
• M36: 78,183,138 km (0.103 R)
• M37: 81,892,717 km (0.056 R)
• M38: 84,064,279 km (0.103 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 18,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit