🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.41 AU - 0.67 AU

Year: 139 Days

Day: 24.3 Hours

Environment

Temp: 282 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.94 AU - 2.42 AU

Year: 1126 Days

Day: 29 Hours

Environment

Temp: -57 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.76 AU - 3 AU

Year: 1710 Days

Day: 13.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,618,844 km

• M1: 37,250 km (0.11 R)
• M2: 226,192 km (0.11 R)

Asteroid Belt

Center: 4.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.7

Radius: 12.9

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.48 AU - 7.53 AU

Year: 6479 Days

Day: 11 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,618,844 km

• M1: 160,369 km (0.105 R)
• M2: 763,099 km (0.083 R)
• M3: 1,605,484 km (0.084 R)
• M4: 2,080,757 km (0.101 R)
• M5: 3,322,569 km (0.052 R)
• M6: 3,870,396 km (0.114 R)
• M7: 7,792,104 km (0.092 R)
• M8: 9,092,110 km (0.106 R)
• M9: 9,599,247 km (0.058 R)
• M10: 11,330,692 km (0.113 R)
• M11: 12,321,629 km (0.108 R)
• M12: 12,733,920 km (0.095 R)
• M13: 14,819,315 km (0.076 R)
• M14: 16,495,409 km (0.088 R)
• M15: 17,572,813 km (0.12 R)
• M16: 18,967,813 km (0.109 R)
• M17: 23,516,935 km (0.109 R)
• M18: 24,636,525 km (0.058 R)
• M19: 29,472,875 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.5

Radius: 8.2

Gravity: 13.14 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 8.33 AU - 9.05 AU

Year: 8962 Days

Day: 5 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,618,844 km

• M1: 102,175 km (0.11 R)
• M2: 370,404 km (0.085 R)
• M3: 858,243 km (0.089 R)
• M4: 1,222,364 km (0.115 R)
• M5: 1,488,648 km (0.103 R)
• M6: 1,873,115 km (0.085 R)
• M7: 2,778,631 km (0.119 R)
• M8: 3,662,156 km (0.064 R)
• M9: 4,168,694 km (0.12 R)
• M10: 4,691,090 km (0.097 R)
• M11: 5,387,767 km (0.096 R)
• M12: 5,796,020 km (0.115 R)
• M13: 8,420,565 km (0.026 R)
• M14: 9,545,092 km (0.106 R)
• M15: 10,660,943 km (0.103 R)
• M16: 11,692,570 km (0.084 R)
• M17: 12,203,745 km (0.117 R)
• M18: 12,789,272 km (0.034 R)
• M19: 13,332,013 km (0.078 R)
• M20: 17,133,145 km (0.088 R)
• M21: 17,718,671 km (0.064 R)
• M22: 19,714,157 km (0.115 R)
• M23: 23,964,233 km (0.043 R)
• M24: 28,379,913 km (0.116 R)
• M25: 33,535,803 km (0.114 R)
• M26: 36,935,415 km (0.116 R)
• M27: 37,421,608 km (0.112 R)
• M28: 38,655,940 km (0.084 R)
• M29: 41,597,334 km (0.094 R)
• M30: 43,189,803 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.5

Radius: 4.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 12.33 AU - 14.47 AU

Year: 17161 Days

Day: 18.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,618,844 km

• M1: 57,146 km (0.073 R)
• M2: 915,838 km (0.08 R)
• M3: 2,395,212 km (0.081 R)
• M4: 5,827,435 km (0.082 R)
• M5: 6,033,133 km (0.111 R)
• M6: 7,134,472 km (0.107 R)
• M7: 7,785,223 km (0.088 R)
• M8: 10,963,130 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.9

Radius: 7.5

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 13.41 AU - 15.47 AU

Year: 19197 Days

Day: 18.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,618,844 km

• M1: 119,230 km (0.111 R)
• M2: 399,576 km (0.115 R)
• M3: 644,916 km (0.095 R)
• M4: 984,803 km (0.115 R)
• M5: 1,657,993 km (0.081 R)
• M6: 2,250,102 km (0.043 R)
• M7: 2,605,696 km (0.107 R)
• M8: 3,480,245 km (0.083 R)
• M9: 3,929,487 km (0.089 R)
• M10: 4,976,074 km (0.089 R)
• M11: 6,197,541 km (0.09 R)
• M12: 7,478,846 km (0.115 R)
• M13: 7,781,034 km (0.114 R)
• M14: 11,213,408 km (0.094 R)
• M15: 12,370,846 km (0.065 R)
• M16: 12,611,549 km (0.091 R)
• M17: 13,992,038 km (0.106 R)
• M18: 14,451,603 km (0.075 R)
• M19: 14,786,104 km (0.073 R)
• M20: 18,264,404 km (0.038 R)
• M21: 22,163,972 km (0.081 R)
• M22: 23,150,719 km (0.099 R)
• M23: 26,684,969 km (0.084 R)
• M24: 28,318,877 km (0.084 R)
• M25: 35,766,158 km (0.108 R)
• M26: 37,497,903 km (0.117 R)
• M27: 37,749,826 km (0.098 R)
• M28: 38,640,232 km (0.063 R)
• M29: 39,026,195 km (0.058 R)
• M30: 41,799,739 km (0.098 R)
• M31: 42,752,827 km (0.096 R)
• M32: 45,412,378 km (0.117 R)
• M33: 45,986,086 km (0.055 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 19,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit