🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.7 AU - 1.1 AU

Year: 363 Days

Day: 20.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,906,251 km

• M1: 47,722 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.79 AU - 1.31 AU

Year: 457 Days

Day: 38.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.31 AU - 1.71 AU

Year: 788 Days

Day: 17.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,906,251 km

• M1: 102,026 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.55 AU - 2.53 AU

Year: 1237 Days

Day: 18.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.3

Radius: 13.9

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.07 AU - 5.51 AU

Year: 5166 Days

Day: 7.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,906,251 km

• M1: 172,935 km (0.092 R)
• M2: 653,593 km (0.052 R)
• M3: 1,220,120 km (0.056 R)
• M4: 1,842,597 km (0.043 R)
• M5: 2,690,817 km (0.082 R)
• M6: 3,370,739 km (0.093 R)
• M7: 4,019,096 km (0.098 R)
• M8: 4,722,805 km (0.077 R)
• M9: 6,248,105 km (0.076 R)
• M10: 7,054,288 km (0.11 R)
• M11: 7,853,140 km (0.116 R)
• M12: 9,374,401 km (0.112 R)
• M13: 10,295,325 km (0.104 R)
• M14: 11,323,960 km (0.039 R)
• M15: 14,308,139 km (0.107 R)
• M16: 16,629,898 km (0.104 R)
• M17: 18,986,812 km (0.031 R)
• M18: 29,631,748 km (0.053 R)
• M19: 31,515,484 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.7

Radius: 13.4

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.35 AU - 6.83 AU

Year: 7183 Days

Day: 8.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,906,251 km

• M1: 166,652 km (0.082 R)
• M2: 603,777 km (0.068 R)
• M3: 1,584,989 km (0.119 R)
• M4: 2,010,745 km (0.084 R)
• M5: 2,461,783 km (0.111 R)
• M6: 3,081,417 km (0.099 R)
• M7: 3,946,392 km (0.089 R)
• M8: 4,449,639 km (0.07 R)
• M9: 5,081,540 km (0.093 R)
• M10: 7,912,830 km (0.092 R)
• M11: 9,710,099 km (0.1 R)
• M12: 10,824,453 km (0.05 R)
• M13: 12,653,736 km (0.102 R)
• M14: 13,196,477 km (0.096 R)
• M15: 17,310,269 km (0.065 R)
• M16: 18,047,786 km (0.036 R)
• M17: 18,736,385 km (0.097 R)
• M18: 24,057,133 km (0.099 R)
• M19: 27,240,426 km (0.103 R)
• M20: 28,146,839 km (0.084 R)
• M21: 30,019,954 km (0.104 R)
• M22: 31,478,384 km (0.112 R)
• M23: 33,702,007 km (0.086 R)
• M24: 35,277,123 km (0.078 R)
• M25: 35,812,833 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659

Radius: 8

Gravity: 10.3 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.66 AU - 15.16 AU

Year: 19695 Days

Day: 16.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,906,251 km

• M1: 101,278 km (0.078 R)
• M2: 360,232 km (0.083 R)
• M3: 641,625 km (0.117 R)
• M4: 1,218,325 km (0.085 R)
• M5: 1,677,591 km (0.062 R)
• M6: 2,442,335 km (0.086 R)
• M7: 2,865,996 km (0.059 R)
• M8: 4,745,394 km (0.102 R)
• M9: 5,561,301 km (0.057 R)
• M10: 11,791,155 km (0.099 R)
• M11: 12,861,378 km (0.082 R)
• M12: 15,117,314 km (0.094 R)
• M13: 15,977,501 km (0.087 R)
• M14: 16,298,239 km (0.111 R)
• M15: 17,035,757 km (0.083 R)
• M16: 19,021,220 km (0.087 R)
• M17: 20,773,908 km (0.114 R)
• M18: 22,331,073 km (0.096 R)
• M19: 22,934,700 km (0.073 R)
• M20: 36,291,845 km (0.099 R)
• M21: 42,707,948 km (0.086 R)
• M22: 45,216,704 km (0.069 R)
• M23: 45,537,143 km (0.105 R)
• M24: 49,670,383 km (0.085 R)
• M25: 55,317,104 km (0.075 R)
• M26: 56,606,787 km (0.084 R)
• M27: 62,560,483 km (0.036 R)
• M28: 64,972,898 km (0.035 R)
• M29: 65,585,502 km (0.042 R)
• M30: 69,768,707 km (0.105 R)
• M31: 73,240,724 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124.9

Radius: 5.8

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 15.55 AU - 18.25 AU

Year: 29499 Days

Day: 22 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,906,251 km

• M1: 168,597 km (0.091 R)
• M2: 2,946,480 km (0.112 R)
• M3: 4,860,734 km (0.103 R)
• M4: 5,058,951 km (0.073 R)
• M5: 7,654,175 km (0.031 R)
• M6: 8,912,892 km (0.089 R)
• M7: 10,965,973 km (0.09 R)
• M8: 12,621,124 km (0.119 R)
• M9: 20,738,902 km (0.119 R)
• M10: 32,112,829 km (0.07 R)
• M11: 32,344,855 km (0.104 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: 472 - 20,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit