🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.67 AU - 0.87 AU

Year: 247 Days

Day: 26.3 Hours

Environment

Temp: 134 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1 AU - 1.3 AU

Year: 450 Days

Day: 27.1 Hours

Environment

Temp: 0 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.19 AU - 1.75 AU

Year: 651 Days

Day: 18.4 Hours

Environment

Temp: -30 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.51 AU - 1.95 AU

Year: 831 Days

Day: 48 Hours

Environment

Temp: -42 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.52 AU - 4.4 AU

Year: 2878 Days

Day: 47.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.3

Radius: 14.4

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.19 AU - 8.19 AU

Year: 6320 Days

Day: 8.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,085,087 km

• M1: 181,462 km (0.099 R)
• M2: 693,835 km (0.106 R)
• M3: 1,169,556 km (0.077 R)
• M4: 1,845,589 km (0.081 R)
• M5: 2,300,666 km (0.095 R)
• M6: 2,987,170 km (0.11 R)
• M7: 4,297,348 km (0.117 R)
• M8: 6,592,180 km (0.057 R)
• M9: 7,830,252 km (0.065 R)
• M10: 8,504,938 km (0.078 R)
• M11: 10,812,635 km (0.108 R)
• M12: 11,499,588 km (0.106 R)
• M13: 12,059,533 km (0.111 R)
• M14: 12,744,841 km (0.058 R)
• M15: 14,367,380 km (0.099 R)
• M16: 16,568,413 km (0.118 R)
• M17: 17,749,638 km (0.082 R)
• M18: 18,776,178 km (0.081 R)
• M19: 21,554,211 km (0.091 R)
• M20: 25,016,354 km (0.089 R)
• M21: 27,370,576 km (0.027 R)
• M22: 32,114,474 km (0.082 R)
• M23: 33,948,694 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.3

Radius: 13.4

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.63 AU - 11.21 AU

Year: 10560 Days

Day: 5.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,085,087 km

• M1: 204,949 km (0.107 R)
• M2: 686,804 km (0.118 R)
• M3: 1,357,601 km (0.043 R)
• M4: 2,444,429 km (0.099 R)
• M5: 4,653,092 km (0.086 R)
• M6: 5,122,231 km (0.103 R)
• M7: 7,575,935 km (0.113 R)
• M8: 8,317,791 km (0.095 R)
• M9: 9,595,058 km (0.092 R)
• M10: 11,496,746 km (0.103 R)
• M11: 14,538,968 km (0.062 R)
• M12: 16,245,581 km (0.118 R)
• M13: 23,682,241 km (0.118 R)
• M14: 24,794,501 km (0.037 R)
• M15: 28,032,696 km (0.094 R)
• M16: 35,456,191 km (0.089 R)

Asteroid Belt

Center: 14.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.7

Radius: 5

Gravity: 19.47 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 15.42 AU - 22.42 AU

Year: 30059 Days

Day: 17.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,085,087 km

• M1: 62,532 km (0.045 R)
• M2: 236,065 km (0.103 R)
• M3: 564,283 km (0.1 R)
• M4: 946,955 km (0.111 R)
• M5: 1,403,677 km (0.05 R)
• M6: 1,573,321 km (0.099 R)
• M7: 1,853,667 km (0.027 R)
• M8: 2,144,785 km (0.092 R)
• M9: 3,062,119 km (0.059 R)
• M10: 4,078,786 km (0.095 R)
• M11: 4,250,375 km (0.026 R)
• M12: 4,756,763 km (0.12 R)
• M13: 5,024,544 km (0.115 R)
• M14: 6,657,704 km (0.076 R)
• M15: 7,645,498 km (0.112 R)
• M16: 9,845,933 km (0.097 R)
• M17: 10,535,580 km (0.092 R)
• M18: 11,595,481 km (0.095 R)
• M19: 13,542,048 km (0.111 R)
• M20: 14,158,092 km (0.116 R)
• M21: 14,315,020 km (0.111 R)
• M22: 15,035,484 km (0.088 R)
• M23: 16,033,451 km (0.054 R)
• M24: 16,375,731 km (0.096 R)
• M25: 18,345,636 km (0.03 R)
• M26: 21,588,319 km (0.094 R)
• M27: 24,510,115 km (0.105 R)
• M28: 27,930,521 km (0.1 R)
• M29: 28,927,142 km (0.086 R)
• M30: 32,466,029 km (0.078 R)
• M31: 36,282,869 km (0.026 R)
• M32: 37,769,124 km (0.112 R)
• M33: 40,073,978 km (0.025 R)
• M34: 40,545,960 km (0.089 R)
• M35: 56,095,162 km (0.052 R)
• M36: 58,280,638 km (0.098 R)
• M37: 66,047,460 km (0.081 R)
• M38: 67,812,864 km (0.065 R)
• M39: 82,828,003 km (0.115 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 20,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit