🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.8 AU - 0.84 AU

Year: 270 Days

Day: 17.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.89 AU - 1.27 AU

Year: 408 Days

Day: 45.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.15 AU - 1.55 AU

Year: 570 Days

Day: 43 Hours

Environment

Temp: -11 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.26 AU - 1.5 AU

Year: 589 Days

Day: 38.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,709,740 km

• M1: 131,197 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.19 AU - 1.65 AU

Year: 615 Days

Day: 36.4 Hours

Environment

Temp: -24 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.16 AU - 1.72 AU

Year: 628 Days

Day: 16.1 Hours

Environment

Temp: -21 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,709,740 km

• M1: 25,731 km (0.094 R)
• M2: 704,456 km (0.101 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.47 AU - 5.01 AU

Year: 3173 Days

Day: 16.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.7

Radius: 14.3

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.14 AU - 6.52 AU

Year: 5788 Days

Day: 5.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 103,709,740 km

• M1: 177,872 km (0.085 R)
• M2: 672,742 km (0.102 R)
• M3: 1,165,966 km (0.118 R)
• M4: 2,510,851 km (0.096 R)
• M5: 3,424,594 km (0.064 R)
• M6: 5,152,749 km (0.102 R)
• M7: 6,995,795 km (0.096 R)
• M8: 11,860,269 km (0.113 R)
• M9: 13,050,320 km (0.087 R)
• M10: 14,040,209 km (0.101 R)
• M11: 15,225,024 km (0.057 R)
• M12: 16,837,689 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.4

Radius: 10.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.9 AU - 8.78 AU

Year: 8753 Days

Day: 9.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 151.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 103,709,740 km

• M1: 133,292 km (0.071 R)
• M2: 1,153,699 km (0.106 R)
• M3: 2,195,498 km (0.068 R)
• M4: 2,835,478 km (0.085 R)
• M5: 3,852,444 km (0.098 R)
• M6: 4,829,019 km (0.058 R)
• M7: 5,494,580 km (0.083 R)
• M8: 6,013,834 km (0.109 R)
• M9: 6,351,626 km (0.088 R)
• M10: 7,649,986 km (0.119 R)
• M11: 9,151,351 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.5

Radius: 3.1

Gravity: 100.26 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 16.67 AU - 18.53 AU

Year: 26835 Days

Day: 24.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 103,709,740 km

• M1: 38,746 km (0.091 R)
• M2: 250,876 km (0.059 R)
• M3: 521,349 km (0.111 R)
• M4: 653,294 km (0.08 R)
• M5: 1,142,479 km (0.063 R)
• M6: 1,526,048 km (0.115 R)
• M7: 2,646,237 km (0.093 R)
• M8: 3,217,551 km (0.118 R)
• M9: 5,549,483 km (0.098 R)
• M10: 6,047,344 km (0.067 R)
• M11: 8,166,697 km (0.059 R)
• M12: 8,338,735 km (0.053 R)
• M13: 9,998,374 km (0.109 R)
• M14: 11,432,269 km (0.093 R)
• M15: 12,310,259 km (0.073 R)
• M16: 17,761,606 km (0.093 R)
• M17: 18,342,644 km (0.098 R)
• M18: 19,953,813 km (0.099 R)
• M19: 23,918,904 km (0.101 R)
• M20: 29,439,066 km (0.066 R)
• M21: 29,843,578 km (0.101 R)
• M22: 32,064,209 km (0.114 R)
• M23: 40,534,441 km (0.046 R)
• M24: 42,733,529 km (0.1 R)
• M25: 44,125,687 km (0.049 R)
• M26: 45,907,996 km (0.071 R)
• M27: 47,737,578 km (0.082 R)
• M28: 53,918,364 km (0.108 R)
• M29: 55,953,942 km (0.053 R)
• M30: 58,463,446 km (0.076 R)
• M31: 62,145,648 km (0.071 R)
• M32: 74,861,617 km (0.071 R)
• M33: 85,324,342 km (0.11 R)
• M34: 85,597,658 km (0.099 R)
• M35: 87,527,620 km (0.068 R)
• M36: 101,854,907 km (0.11 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 15,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit