🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.49 AU - 0.65 AU

Year: 164 Days

Day: 41.3 Hours

Environment

Temp: 217 °C

Axial Tilt: 42.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.78 AU - 0.9 AU

Year: 293 Days

Day: 33 Hours

Environment

Temp: 47 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.34 AU - 2.78 AU

Year: 1560 Days

Day: 21.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,731,658 km

• M1: 865,274 km (0.118 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.2

Radius: 10.6

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.57 AU - 7.57 AU

Year: 7159 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 33,731,658 km

• M1: 131,796 km (0.081 R)
• M2: 700,268 km (0.085 R)
• M3: 1,124,228 km (0.071 R)
• M4: 1,520,962 km (0.067 R)
• M5: 2,513,992 km (0.061 R)
• M6: 2,954,857 km (0.027 R)
• M7: 3,313,593 km (0.109 R)
• M8: 4,274,460 km (0.088 R)
• M9: 4,820,043 km (0.058 R)
• M10: 5,629,817 km (0.093 R)
• M11: 6,354,618 km (0.092 R)
• M12: 6,739,833 km (0.118 R)
• M13: 7,290,203 km (0.107 R)
• M14: 8,356,387 km (0.113 R)
• M15: 8,948,795 km (0.102 R)
• M16: 9,843,241 km (0.106 R)
• M17: 13,390,057 km (0.07 R)
• M18: 14,083,742 km (0.104 R)
• M19: 14,679,889 km (0.107 R)
• M20: 15,292,792 km (0.079 R)
• M21: 16,833,500 km (0.05 R)
• M22: 18,830,183 km (0.077 R)
• M23: 19,996,897 km (0.054 R)
• M24: 20,598,131 km (0.074 R)
• M25: 21,679,125 km (0.112 R)
• M26: 23,619,709 km (0.108 R)
• M27: 24,546,767 km (0.098 R)
• M28: 24,889,795 km (0.077 R)
• M29: 26,563,346 km (0.092 R)
• M30: 31,829,041 km (0.038 R)
• M31: 38,323,683 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998

Radius: 11.9

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.47 AU - 8.89 AU

Year: 8105 Days

Day: 13.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,731,658 km

• M1: 148,102 km (0.038 R)
• M2: 524,640 km (0.072 R)
• M3: 1,024,297 km (0.06 R)
• M4: 1,457,831 km (0.1 R)
• M5: 3,050,001 km (0.112 R)
• M6: 3,944,297 km (0.098 R)
• M7: 4,761,251 km (0.081 R)
• M8: 6,321,108 km (0.054 R)
• M9: 7,118,764 km (0.028 R)
• M10: 7,770,562 km (0.091 R)
• M11: 9,146,563 km (0.076 R)
• M12: 9,917,591 km (0.096 R)
• M13: 11,588,898 km (0.119 R)
• M14: 16,718,011 km (0.117 R)
• M15: 18,315,866 km (0.104 R)
• M16: 21,729,091 km (0.12 R)
• M17: 26,588,628 km (0.113 R)
• M18: 27,365,190 km (0.105 R)
• M19: 29,786,133 km (0.041 R)
• M20: 31,048,739 km (0.044 R)
• M21: 34,475,128 km (0.113 R)
• M22: 35,398,596 km (0.051 R)
• M23: 39,383,435 km (0.068 R)
• M24: 41,160,807 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.1

Radius: 12.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.95 AU - 11.49 AU

Year: 10661 Days

Day: 8.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,731,658 km

• M1: 156,928 km (0.087 R)
• M2: 578,645 km (0.099 R)
• M3: 1,538,913 km (0.067 R)
• M4: 2,466,570 km (0.12 R)
• M5: 3,532,455 km (0.101 R)
• M6: 4,142,515 km (0.114 R)
• M7: 5,337,353 km (0.081 R)
• M8: 6,479,682 km (0.069 R)
• M9: 7,313,690 km (0.083 R)
• M10: 10,301,309 km (0.085 R)
• M11: 11,606,401 km (0.091 R)
• M12: 12,417,072 km (0.082 R)
• M13: 13,141,724 km (0.073 R)
• M14: 13,766,894 km (0.106 R)
• M15: 14,808,394 km (0.053 R)
• M16: 15,554,289 km (0.078 R)
• M17: 15,971,667 km (0.079 R)
• M18: 20,154,424 km (0.085 R)
• M19: 29,641,621 km (0.12 R)
• M20: 31,819,467 km (0.098 R)
• M21: 36,859,569 km (0.075 R)
• M22: 39,247,001 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.1

Radius: 8

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.73 AU - 11.85 AU

Year: 12570 Days

Day: 6.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,731,658 km

• M1: 102,624 km (0.104 R)
• M2: 389,254 km (0.115 R)
• M3: 4,032,111 km (0.071 R)
• M4: 5,365,926 km (0.045 R)
• M5: 9,900,985 km (0.117 R)
• M6: 11,052,141 km (0.091 R)
• M7: 12,136,875 km (0.11 R)
• M8: 14,006,250 km (0.03 R)
• M9: 16,306,467 km (0.1 R)
• M10: 17,383,871 km (0.055 R)
• M11: 19,750,060 km (0.03 R)
• M12: 20,319,580 km (0.049 R)
• M13: 23,889,134 km (0.102 R)
• M14: 33,030,312 km (0.035 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 17,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit