🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.56 AU - 0.7 AU

Year: 181 Days

Day: 21.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,029,219 km

• M1: 353,799 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.65 AU - 2.31 AU

Year: 1008 Days

Day: 15.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.03 AU - 4.25 AU

Year: 2512 Days

Day: 30.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.44 AU - 4.12 AU

Year: 2658 Days

Day: 43.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,029,219 km

• M1: 29,920 km (0.104 R)
• M2: 57,446 km (0.069 R)

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.6

Radius: 10.8

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.52 AU - 5.96 AU

Year: 4973 Days

Day: 7.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,029,219 km

• M1: 134,339 km (0.063 R)
• M2: 617,091 km (0.059 R)
• M3: 1,217,427 km (0.058 R)
• M4: 1,583,942 km (0.094 R)
• M5: 1,970,653 km (0.11 R)
• M6: 5,236,973 km (0.114 R)
• M7: 5,703,120 km (0.093 R)
• M8: 6,286,851 km (0.096 R)
• M9: 6,655,908 km (0.119 R)
• M10: 8,536,802 km (0.072 R)
• M11: 10,923,038 km (0.084 R)
• M12: 11,916,817 km (0.104 R)
• M13: 14,718,037 km (0.098 R)
• M14: 17,870,214 km (0.073 R)
• M15: 21,240,205 km (0.119 R)
• M16: 22,570,579 km (0.117 R)
• M17: 23,733,403 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.4

Radius: 14.2

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.21 AU - 8.17 AU

Year: 7712 Days

Day: 7.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,029,219 km

• M1: 177,573 km (0.068 R)
• M2: 661,223 km (0.076 R)
• M3: 1,256,024 km (0.059 R)
• M4: 2,807,054 km (0.092 R)
• M5: 3,285,917 km (0.115 R)
• M6: 4,888,110 km (0.072 R)
• M7: 9,612,561 km (0.116 R)
• M8: 10,712,704 km (0.113 R)
• M9: 14,415,999 km (0.09 R)
• M10: 18,529,491 km (0.076 R)
• M11: 19,908,485 km (0.077 R)
• M12: 22,870,522 km (0.064 R)
• M13: 23,944,186 km (0.072 R)
• M14: 25,051,211 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.7

Radius: 12.4

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.27 AU - 8.99 AU

Year: 9169 Days

Day: 6.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,029,219 km

• M1: 154,235 km (0.12 R)
• M2: 672,293 km (0.102 R)
• M3: 1,365,978 km (0.074 R)
• M4: 2,230,654 km (0.104 R)
• M5: 4,465,796 km (0.086 R)
• M6: 4,933,588 km (0.11 R)
• M7: 5,865,583 km (0.076 R)
• M8: 6,574,228 km (0.109 R)
• M9: 7,142,700 km (0.099 R)
• M10: 10,092,321 km (0.104 R)
• M11: 10,695,500 km (0.093 R)
• M12: 11,699,601 km (0.116 R)
• M13: 14,017,769 km (0.092 R)
• M14: 15,025,610 km (0.111 R)
• M15: 15,415,911 km (0.048 R)
• M16: 17,115,193 km (0.103 R)
• M17: 19,315,329 km (0.046 R)
• M18: 20,404,102 km (0.11 R)
• M19: 22,533,927 km (0.098 R)
• M20: 25,080,083 km (0.111 R)
• M21: 26,944,222 km (0.064 R)
• M22: 28,500,638 km (0.101 R)
• M23: 30,841,845 km (0.118 R)
• M24: 31,473,148 km (0.041 R)
• M25: 32,220,539 km (0.083 R)
• M26: 34,872,909 km (0.085 R)
• M27: 43,699,483 km (0.092 R)
• M28: 44,096,516 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.3

Radius: 10.8

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.5 AU - 9.6 AU

Year: 9846 Days

Day: 14.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,029,219 km

• M1: 134,638 km (0.098 R)
• M2: 740,360 km (0.045 R)
• M3: 2,984,627 km (0.09 R)
• M4: 4,846,373 km (0.06 R)
• M5: 7,381,159 km (0.116 R)
• M6: 8,670,693 km (0.09 R)
• M7: 11,255,893 km (0.093 R)
• M8: 15,058,671 km (0.11 R)
• M9: 17,892,504 km (0.067 R)
• M10: 22,401,384 km (0.079 R)
• M11: 24,191,172 km (0.062 R)
• M12: 29,854,349 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.9

Radius: 13

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.48 AU - 10.82 AU

Year: 12569 Days

Day: 12.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,029,219 km

• M1: 162,613 km (0.065 R)
• M2: 585,825 km (0.119 R)
• M3: 1,147,416 km (0.069 R)
• M4: 1,555,967 km (0.082 R)
• M5: 2,532,991 km (0.061 R)
• M6: 3,001,532 km (0.116 R)
• M7: 6,321,108 km (0.086 R)
• M8: 8,141,266 km (0.116 R)
• M9: 8,572,856 km (0.094 R)
• M10: 11,493,305 km (0.068 R)
• M11: 17,187,898 km (0.118 R)
• M12: 29,831,162 km (0.092 R)
• M13: 31,442,929 km (0.114 R)
• M14: 32,629,091 km (0.105 R)
• M15: 35,597,711 km (0.104 R)
• M16: 39,147,519 km (0.104 R)
• M17: 39,692,803 km (0.03 R)
• M18: 45,277,740 km (0.046 R)
• M19: 53,176,358 km (0.077 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 15,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit