🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.66 AU - 0.94 AU

Year: 274 Days

Day: 20.1 Hours

Environment

Temp: 83 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.84 AU - 1.92 AU

Year: 987 Days

Day: 14.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,077,199 km

• M1: 216,169 km (0.041 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.01 AU - 2.27 AU

Year: 1199 Days

Day: 20.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 64.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.95 AU - 3.95 AU

Year: 2454 Days

Day: 23.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,077,199 km

• M1: 51,312 km (0.11 R)
• M2: 130,749 km (0.069 R)

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737

Radius: 14.8

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.1 AU - 7.24 AU

Year: 6596 Days

Day: 13.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,077,199 km

• M1: 184,454 km (0.058 R)
• M2: 755,768 km (0.1 R)
• M3: 1,397,543 km (0.112 R)
• M4: 2,090,481 km (0.094 R)
• M5: 3,067,205 km (0.114 R)
• M6: 3,788,566 km (0.058 R)
• M7: 4,730,285 km (0.104 R)
• M8: 5,854,812 km (0.102 R)
• M9: 7,042,170 km (0.095 R)
• M10: 8,263,188 km (0.099 R)
• M11: 10,879,056 km (0.083 R)
• M12: 12,296,646 km (0.109 R)
• M13: 13,494,326 km (0.074 R)
• M14: 14,888,279 km (0.119 R)
• M15: 17,090,360 km (0.082 R)
• M16: 19,002,670 km (0.068 R)
• M17: 19,574,283 km (0.084 R)
• M18: 20,083,963 km (0.095 R)
• M19: 21,666,110 km (0.115 R)
• M20: 22,448,208 km (0.094 R)
• M21: 23,574,530 km (0.041 R)
• M22: 24,401,956 km (0.044 R)
• M23: 25,940,121 km (0.077 R)
• M24: 27,632,821 km (0.104 R)
• M25: 30,163,718 km (0.101 R)
• M26: 32,743,384 km (0.096 R)
• M27: 34,191,790 km (0.074 R)
• M28: 37,216,210 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.6

Radius: 6.3

Gravity: 21.53 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 10.53 AU - 13.87 AU

Year: 16316 Days

Day: 24.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,077,199 km

• M1: 78,539 km (0.099 R)
• M2: 429,346 km (0.083 R)
• M3: 768,634 km (0.113 R)
• M4: 1,078,301 km (0.037 R)
• M5: 1,392,756 km (0.087 R)
• M6: 2,227,213 km (0.081 R)
• M7: 2,530,598 km (0.047 R)
• M8: 2,861,358 km (0.092 R)
• M9: 3,356,079 km (0.11 R)
• M10: 4,283,436 km (0.114 R)
• M11: 6,587,991 km (0.095 R)
• M12: 7,590,147 km (0.106 R)
• M13: 9,007,886 km (0.093 R)
• M14: 11,642,454 km (0.112 R)
• M15: 15,202,136 km (0.07 R)
• M16: 17,686,956 km (0.11 R)
• M17: 18,630,021 km (0.06 R)
• M18: 19,969,521 km (0.113 R)
• M19: 20,897,476 km (0.064 R)
• M20: 21,853,706 km (0.038 R)
• M21: 22,441,326 km (0.11 R)
• M22: 23,140,098 km (0.059 R)
• M23: 24,163,497 km (0.085 R)
• M24: 25,430,890 km (0.092 R)
• M25: 26,300,054 km (0.055 R)
• M26: 32,060,320 km (0.06 R)
• M27: 34,634,899 km (0.107 R)
• M28: 37,902,266 km (0.115 R)
• M29: 44,571,638 km (0.084 R)
• M30: 53,556,786 km (0.039 R)
• M31: 54,623,867 km (0.055 R)
• M32: 58,658,223 km (0.108 R)
• M33: 60,364,386 km (0.081 R)
• M34: 60,940,338 km (0.11 R)
• M35: 61,908,386 km (0.034 R)
• M36: 65,075,223 km (0.032 R)
• M37: 65,276,582 km (0.037 R)
• M38: 67,519,952 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475

Radius: 6

Gravity: 13.19 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 12.48 AU - 14.94 AU

Year: 19437 Days

Day: 21.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,077,199 km

• M1: 79,436 km (0.106 R)
• M2: 330,013 km (0.094 R)
• M3: 867,219 km (0.085 R)
• M4: 1,432,400 km (0.102 R)
• M5: 2,278,226 km (0.062 R)
• M6: 4,590,411 km (0.114 R)
• M7: 4,929,699 km (0.088 R)
• M8: 6,498,980 km (0.063 R)
• M9: 9,570,973 km (0.111 R)
• M10: 12,556,946 km (0.109 R)
• M11: 15,728,870 km (0.119 R)
• M12: 16,499,897 km (0.115 R)
• M13: 17,376,840 km (0.077 R)
• M14: 18,452,748 km (0.118 R)
• M15: 34,249,535 km (0.087 R)
• M16: 36,867,198 km (0.082 R)
• M17: 37,270,963 km (0.05 R)
• M18: 44,139,749 km (0.077 R)
• M19: 49,159,207 km (0.119 R)
• M20: 50,802,539 km (0.07 R)
• M21: 55,598,198 km (0.041 R)
• M22: 57,021,772 km (0.098 R)
• M23: 59,386,615 km (0.065 R)
• M24: 62,576,789 km (0.03 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 17,473 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit