🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.77 AU - 1.13 AU

Year: 335 Days

Day: 34.6 Hours

Environment

Temp: 86 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.96 AU - 1.24 AU

Year: 417 Days

Day: 46.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.13 AU - 1.19 AU

Year: 452 Days

Day: 31.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.34 AU - 1.68 AU

Year: 671 Days

Day: 36.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,110,897 km

• M1: 31,565 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.42 AU - 3.48 AU

Year: 1832 Days

Day: 46.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.65 AU - 3.47 AU

Year: 1936 Days

Day: 26.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,110,897 km

• M1: 224,397 km (0.107 R)
• M2: 1,886,280 km (0.101 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.4 AU - 3.9 AU

Year: 2022 Days

Day: 22.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.23 AU - 5.49 AU

Year: 3875 Days

Day: 25.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.7

Radius: 9.3

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.81 AU - 8.63 AU

Year: 7757 Days

Day: 5.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 89,110,897 km

• M1: 116,088 km (0.079 R)
• M2: 530,923 km (0.09 R)
• M3: 1,377,497 km (0.085 R)
• M4: 3,233,259 km (0.118 R)
• M5: 3,821,478 km (0.059 R)
• M6: 4,215,070 km (0.098 R)
• M7: 4,958,721 km (0.092 R)
• M8: 7,306,510 km (0.068 R)
• M9: 11,879,417 km (0.119 R)
• M10: 13,971,843 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.6

Radius: 6.1

Gravity: 24.96 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 14.02 AU - 16.7 AU

Year: 21771 Days

Day: 19.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 89,110,897 km

• M1: 75,846 km (0.111 R)
• M2: 304,731 km (0.06 R)
• M3: 569,519 km (0.105 R)
• M4: 842,834 km (0.065 R)
• M5: 1,261,110 km (0.09 R)
• M6: 2,479,734 km (0.118 R)
• M7: 2,779,977 km (0.079 R)
• M8: 3,363,559 km (0.048 R)
• M9: 3,700,303 km (0.108 R)
• M10: 4,334,598 km (0.098 R)
• M11: 6,122,891 km (0.094 R)
• M12: 7,660,159 km (0.037 R)
• M13: 11,006,065 km (0.095 R)
• M14: 12,025,874 km (0.12 R)
• M15: 14,173,650 km (0.116 R)
• M16: 14,568,140 km (0.092 R)
• M17: 14,808,394 km (0.068 R)
• M18: 15,296,681 km (0.028 R)
• M19: 17,537,658 km (0.112 R)
• M20: 18,361,792 km (0.083 R)
• M21: 21,812,866 km (0.092 R)
• M22: 24,527,169 km (0.064 R)
• M23: 28,443,492 km (0.12 R)
• M24: 31,942,437 km (0.1 R)
• M25: 35,140,839 km (0.098 R)
• M26: 36,743,182 km (0.076 R)
• M27: 40,093,127 km (0.066 R)
• M28: 42,653,494 km (0.075 R)
• M29: 43,475,385 km (0.037 R)
• M30: 50,070,407 km (0.072 R)
• M31: 51,353,807 km (0.117 R)
• M32: 52,471,304 km (0.117 R)
• M33: 56,509,848 km (0.103 R)
• M34: 64,335,462 km (0.082 R)
• M35: 69,632,722 km (0.052 R)
• M36: 71,230,727 km (0.088 R)
• M37: 86,466,522 km (0.118 R)
• M38: 87,517,896 km (0.071 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 19,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit