🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.14 AU - 1.32 AU

Year: 493 Days

Day: 30.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.21 AU - 1.91 AU

Year: 705 Days

Day: 35.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.58 AU - 1.98 AU

Year: 859 Days

Day: 31.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.66 AU - 2.74 AU

Year: 1180 Days

Day: 43.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.21 AU - 3.29 AU

Year: 1649 Days

Day: 30.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.16 AU - 5.04 AU

Year: 3568 Days

Day: 39.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,269,828 km

• M1: 1,055,563 km (0.103 R)
• M2: 1,662,481 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.7

Radius: 8.2

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9.46 AU - 12.32 AU

Year: 12997 Days

Day: 7.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,269,828 km

• M1: 102,026 km (0.097 R)
• M2: 1,350,869 km (0.118 R)
• M3: 1,904,680 km (0.032 R)
• M4: 5,244,004 km (0.078 R)
• M5: 6,524,262 km (0.099 R)
• M6: 7,528,214 km (0.097 R)
• M7: 13,814,915 km (0.09 R)
• M8: 15,189,719 km (0.101 R)
• M9: 16,942,408 km (0.061 R)
• M10: 17,905,220 km (0.104 R)
• M11: 20,183,745 km (0.1 R)
• M12: 22,123,132 km (0.096 R)
• M13: 25,023,535 km (0.099 R)
• M14: 31,566,348 km (0.051 R)
• M15: 31,898,305 km (0.102 R)
• M16: 33,478,507 km (0.081 R)
• M17: 38,154,488 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.1

Radius: 6.3

Gravity: 12 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 10.95 AU - 15.85 AU

Year: 17740 Days

Day: 15.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,269,828 km

• M1: 78,389 km (0.101 R)
• M2: 459,116 km (0.083 R)
• M3: 916,137 km (0.111 R)
• M4: 3,966,588 km (0.095 R)
• M5: 5,299,953 km (0.118 R)
• M6: 6,865,196 km (0.087 R)
• M7: 9,382,330 km (0.039 R)
• M8: 9,594,160 km (0.102 R)
• M9: 11,346,101 km (0.105 R)
• M10: 15,104,598 km (0.118 R)
• M11: 20,492,664 km (0.073 R)
• M12: 24,652,383 km (0.092 R)
• M13: 30,950,154 km (0.113 R)
• M14: 33,225,687 km (0.119 R)
• M15: 36,126,689 km (0.111 R)
• M16: 38,918,933 km (0.117 R)
• M17: 41,851,650 km (0.101 R)
• M18: 46,292,164 km (0.116 R)
• M19: 52,520,671 km (0.091 R)
• M20: 56,793,934 km (0.091 R)
• M21: 59,285,187 km (0.037 R)
• M22: 62,034,347 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.6

Radius: 7.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 13.16 AU - 20.42 AU

Year: 24881 Days

Day: 20.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,269,828 km

• M1: 97,687 km (0.112 R)
• M2: 391,797 km (0.043 R)
• M3: 697,874 km (0.073 R)
• M4: 989,141 km (0.053 R)
• M5: 1,267,094 km (0.104 R)
• M6: 1,913,506 km (0.078 R)
• M7: 2,519,079 km (0.115 R)
• M8: 3,145,146 km (0.099 R)
• M9: 5,040,251 km (0.084 R)
• M10: 7,822,024 km (0.116 R)
• M11: 8,838,990 km (0.1 R)
• M12: 10,328,536 km (0.111 R)
• M13: 12,416,922 km (0.092 R)
• M14: 17,648,360 km (0.113 R)
• M15: 18,463,369 km (0.087 R)
• M16: 19,646,090 km (0.108 R)
• M17: 20,521,387 km (0.036 R)
• M18: 22,068,528 km (0.1 R)
• M19: 26,326,233 km (0.061 R)
• M20: 29,262,091 km (0.032 R)
• M21: 30,172,245 km (0.04 R)
• M22: 33,015,951 km (0.085 R)
• M23: 41,890,845 km (0.087 R)
• M24: 51,736,778 km (0.094 R)
• M25: 52,398,749 km (0.118 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 13,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit