🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.57 AU - 0.77 AU

Year: 199 Days

Day: 39.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,141,700 km

• M1: 35,155 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.82 AU - 1.3 AU

Year: 397 Days

Day: 33.6 Hours

Environment

Temp: 11 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,141,700 km

• M1: 54,902 km (0.099 R)
• M2: 116,537 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.96 AU - 1.32 AU

Year: 442 Days

Day: 14 Hours

Environment

Temp: 18 °C

Axial Tilt: 20.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,141,700 km

• M1: 67,020 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.05 AU - 1.51 AU

Year: 526 Days

Day: 37.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.12 AU - 1.66 AU

Year: 596 Days

Day: 35.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,141,700 km

• M1: 776,114 km (0.089 R)

Asteroid Belt

Center: 1.75 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.81 AU - 2.39 AU

Year: 1106 Days

Day: 41.1 Hours

Environment

Temp: -70 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 14.9

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.78 AU - 5.78 AU

Year: 4409 Days

Day: 13.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,141,700 km

• M1: 186,100 km (0.112 R)
• M2: 844,929 km (0.106 R)
• M3: 1,528,890 km (0.113 R)
• M4: 2,616,317 km (0.092 R)
• M5: 3,437,011 km (0.057 R)
• M6: 4,360,628 km (0.074 R)
• M7: 5,462,716 km (0.108 R)
• M8: 6,722,180 km (0.099 R)
• M9: 7,318,029 km (0.102 R)
• M10: 7,805,867 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.5

Radius: 12

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 10.01 AU - 14.95 AU

Year: 16023 Days

Day: 11.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,141,700 km

• M1: 154,684 km (0.118 R)
• M2: 535,261 km (0.118 R)
• M3: 1,124,378 km (0.038 R)
• M4: 1,498,671 km (0.117 R)
• M5: 2,286,005 km (0.076 R)
• M6: 3,145,744 km (0.078 R)
• M7: 4,673,437 km (0.098 R)
• M8: 9,127,116 km (0.093 R)
• M9: 9,658,936 km (0.102 R)
• M10: 13,295,660 km (0.111 R)
• M11: 14,234,387 km (0.119 R)
• M12: 15,149,776 km (0.117 R)
• M13: 15,690,423 km (0.103 R)
• M14: 18,359,548 km (0.119 R)
• M15: 18,819,263 km (0.065 R)
• M16: 19,208,067 km (0.057 R)
• M17: 22,428,910 km (0.092 R)
• M18: 25,516,610 km (0.083 R)
• M19: 27,559,369 km (0.071 R)
• M20: 28,877,326 km (0.083 R)
• M21: 33,082,971 km (0.059 R)
• M22: 33,650,246 km (0.1 R)
• M23: 35,037,916 km (0.077 R)
• M24: 40,324,256 km (0.046 R)
• M25: 41,232,464 km (0.089 R)
• M26: 42,286,980 km (0.112 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 17,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit