🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.51 AU - 0.57 AU

Year: 176 Days

Day: 37.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.49 AU - 0.71 AU

Year: 206 Days

Day: 31.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.15 AU - 1.65 AU

Year: 734 Days

Day: 29.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.2

Radius: 9.8

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.73 AU - 3.29 AU

Year: 2313 Days

Day: 13.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,671,579 km

• M1: 122,670 km (0.063 R)
• M2: 591,660 km (0.093 R)
• M3: 963,560 km (0.088 R)
• M4: 1,320,201 km (0.051 R)
• M5: 1,755,082 km (0.077 R)
• M6: 3,266,021 km (0.045 R)
• M7: 3,625,804 km (0.074 R)
• M8: 4,088,659 km (0.069 R)
• M9: 6,478,037 km (0.088 R)
• M10: 7,275,244 km (0.111 R)
• M11: 8,511,820 km (0.039 R)
• M12: 10,677,548 km (0.097 R)
• M13: 11,281,325 km (0.102 R)
• M14: 12,148,394 km (0.06 R)
• M15: 13,101,782 km (0.102 R)
• M16: 13,575,109 km (0.055 R)
• M17: 14,238,725 km (0.077 R)
• M18: 14,647,277 km (0.091 R)
• M19: 15,678,904 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.4

Radius: 6.9

Gravity: 15.55 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 11.08 AU - 15.12 AU

Year: 21001 Days

Day: 15.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,671,579 km

• M1: 89,609 km (0.116 R)
• M2: 692,638 km (0.119 R)
• M3: 943,813 km (0.087 R)
• M4: 1,270,984 km (0.098 R)
• M5: 1,568,534 km (0.027 R)
• M6: 3,845,563 km (0.102 R)
• M7: 6,185,124 km (0.084 R)
• M8: 14,853,124 km (0.113 R)
• M9: 15,809,054 km (0.098 R)
• M10: 17,842,837 km (0.053 R)
• M11: 25,987,544 km (0.076 R)
• M12: 32,083,657 km (0.117 R)
• M13: 33,006,526 km (0.038 R)
• M14: 39,817,717 km (0.113 R)
• M15: 40,576,926 km (0.093 R)
• M16: 42,438,373 km (0.093 R)
• M17: 45,171,675 km (0.073 R)
• M18: 58,832,803 km (0.107 R)
• M19: 62,428,687 km (0.072 R)
• M20: 66,168,185 km (0.074 R)
• M21: 70,938,263 km (0.083 R)
• M22: 76,631,210 km (0.118 R)
• M23: 79,468,782 km (0.047 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 152 - 17,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit