🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.7 AU - 0.82 AU

Year: 251 Days

Day: 37.9 Hours

Environment

Temp: 142 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.87 AU - 0.91 AU

Year: 318 Days

Day: 42 Hours

Environment

Temp: 43 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.05 AU - 1.31 AU

Year: 485 Days

Day: 21.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.26 AU - 2.38 AU

Year: 1338 Days

Day: 16 Hours

Environment

Temp: -97 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.24 AU - 3.22 AU

Year: 1708 Days

Day: 39.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,964,593 km

• M1: 42,785 km (0.102 R)
• M2: 971,638 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.3

Radius: 14.4

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.86 AU - 8.8 AU

Year: 8298 Days

Day: 13.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,964,593 km

• M1: 179,069 km (0.031 R)
• M2: 641,176 km (0.105 R)
• M3: 1,266,795 km (0.119 R)
• M4: 1,880,445 km (0.079 R)
• M5: 2,591,783 km (0.11 R)
• M6: 3,748,175 km (0.059 R)
• M7: 5,099,193 km (0.103 R)
• M8: 6,166,873 km (0.044 R)
• M9: 7,788,514 km (0.053 R)
• M10: 10,271,839 km (0.119 R)
• M11: 15,922,150 km (0.1 R)
• M12: 19,871,983 km (0.103 R)
• M13: 20,427,739 km (0.05 R)
• M14: 22,157,838 km (0.1 R)
• M15: 23,894,520 km (0.088 R)
• M16: 24,342,416 km (0.108 R)
• M17: 28,430,477 km (0.106 R)
• M18: 34,526,590 km (0.048 R)
• M19: 37,818,043 km (0.091 R)
• M20: 38,549,576 km (0.09 R)
• M21: 45,978,307 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.1

Radius: 4.9

Gravity: 40.03 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.74 AU - 14.08 AU

Year: 17569 Days

Day: 18.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,964,593 km

• M1: 60,886 km (0.076 R)
• M2: 232,475 km (0.088 R)
• M3: 648,806 km (0.045 R)
• M4: 869,762 km (0.071 R)
• M5: 1,666,819 km (0.085 R)
• M6: 2,168,870 km (0.069 R)
• M7: 2,477,939 km (0.082 R)
• M8: 3,351,142 km (0.114 R)
• M9: 4,621,078 km (0.083 R)
• M10: 5,402,278 km (0.115 R)
• M11: 6,138,898 km (0.098 R)
• M12: 14,141,636 km (0.1 R)
• M13: 16,672,234 km (0.12 R)
• M14: 17,093,053 km (0.108 R)
• M15: 19,768,461 km (0.03 R)
• M16: 20,144,999 km (0.118 R)
• M17: 20,334,988 km (0.097 R)
• M18: 21,107,362 km (0.095 R)
• M19: 23,964,233 km (0.05 R)
• M20: 27,184,476 km (0.11 R)
• M21: 30,681,476 km (0.098 R)
• M22: 32,602,762 km (0.104 R)
• M23: 37,108,799 km (0.06 R)
• M24: 45,348,351 km (0.098 R)
• M25: 46,997,069 km (0.053 R)
• M26: 48,514,589 km (0.104 R)
• M27: 50,064,573 km (0.112 R)
• M28: 56,406,176 km (0.071 R)
• M29: 59,866,674 km (0.116 R)
• M30: 65,111,127 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.2

Radius: 3.8

Gravity: 19.61 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 13.4 AU - 16.38 AU

Year: 21762 Days

Day: 24.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,964,593 km

• M1: 48,919 km (0.12 R)
• M2: 306,676 km (0.079 R)
• M3: 1,064,389 km (0.112 R)
• M4: 2,123,093 km (0.107 R)
• M5: 3,361,015 km (0.099 R)
• M6: 3,628,945 km (0.103 R)
• M7: 3,881,915 km (0.119 R)
• M8: 4,811,068 km (0.058 R)
• M9: 5,728,551 km (0.089 R)
• M10: 6,268,001 km (0.049 R)
• M11: 7,226,774 km (0.074 R)
• M12: 8,231,473 km (0.098 R)
• M13: 13,849,023 km (0.12 R)
• M14: 15,754,301 km (0.084 R)
• M15: 18,804,153 km (0.1 R)
• M16: 24,722,993 km (0.116 R)
• M17: 25,223,847 km (0.117 R)
• M18: 26,557,661 km (0.097 R)
• M19: 29,813,808 km (0.03 R)
• M20: 33,204,743 km (0.067 R)
• M21: 33,569,613 km (0.109 R)
• M22: 35,942,384 km (0.118 R)
• M23: 38,291,071 km (0.047 R)
• M24: 39,096,207 km (0.094 R)
• M25: 39,639,247 km (0.097 R)
• M26: 43,581,600 km (0.085 R)
• M27: 52,234,341 km (0.089 R)
• M28: 52,892,721 km (0.062 R)
• M29: 54,732,176 km (0.048 R)
• M30: 56,441,033 km (0.079 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 18,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit