🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.42 AU - 0.62 AU

Year: 142 Days

Day: 14.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.44 AU - 2.18 AU

Year: 922 Days

Day: 18 Hours

Environment

Temp: -69 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.52 AU - 2.14 AU

Year: 938 Days

Day: 46.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,822,604 km

• M1: 50,863 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.89 AU - 3.69 AU

Year: 2260 Days

Day: 43.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.9

Radius: 13.1

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.7 AU - 7.2 AU

Year: 5497 Days

Day: 9 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,822,604 km

• M1: 163,062 km (0.079 R)
• M2: 771,476 km (0.12 R)
• M3: 1,204,113 km (0.103 R)
• M4: 2,323,554 km (0.097 R)
• M5: 2,857,319 km (0.098 R)
• M6: 3,298,932 km (0.116 R)
• M7: 3,994,712 km (0.103 R)
• M8: 4,589,064 km (0.089 R)
• M9: 5,052,070 km (0.096 R)
• M10: 5,771,336 km (0.093 R)
• M11: 7,856,282 km (0.101 R)
• M12: 10,505,211 km (0.092 R)
• M13: 11,134,719 km (0.096 R)
• M14: 13,578,849 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.3

Radius: 8.5

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.09 AU - 7.21 AU

Year: 5776 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,822,604 km

• M1: 105,766 km (0.115 R)
• M2: 430,991 km (0.092 R)
• M3: 754,123 km (0.059 R)
• M4: 1,044,642 km (0.078 R)
• M5: 1,359,396 km (0.102 R)
• M6: 2,199,837 km (0.047 R)
• M7: 2,626,639 km (0.083 R)
• M8: 3,293,397 km (0.041 R)
• M9: 4,223,746 km (0.071 R)
• M10: 4,499,156 km (0.111 R)
• M11: 5,137,640 km (0.109 R)
• M12: 6,747,462 km (0.113 R)
• M13: 9,077,300 km (0.056 R)
• M14: 9,893,655 km (0.093 R)
• M15: 10,176,246 km (0.112 R)
• M16: 10,800,368 km (0.11 R)
• M17: 15,359,961 km (0.115 R)
• M18: 17,030,670 km (0.101 R)
• M19: 18,696,293 km (0.051 R)
• M20: 22,905,977 km (0.066 R)
• M21: 24,635,029 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454

Radius: 13.1

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.97 AU - 7.93 AU

Year: 6204 Days

Day: 7.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,822,604 km

• M1: 162,912 km (0.072 R)
• M2: 602,131 km (0.078 R)
• M3: 1,783,057 km (0.118 R)
• M4: 2,355,568 km (0.103 R)
• M5: 3,164,145 km (0.114 R)
• M6: 4,126,956 km (0.061 R)
• M7: 4,950,792 km (0.082 R)
• M8: 6,341,603 km (0.076 R)
• M9: 6,759,729 km (0.118 R)
• M10: 7,474,508 km (0.107 R)
• M11: 7,905,200 km (0.081 R)
• M12: 9,015,067 km (0.078 R)
• M13: 10,803,360 km (0.111 R)
• M14: 12,868,409 km (0.087 R)
• M15: 13,594,258 km (0.062 R)
• M16: 14,457,138 km (0.109 R)
• M17: 16,834,996 km (0.111 R)
• M18: 17,452,387 km (0.081 R)
• M19: 19,869,140 km (0.074 R)
• M20: 21,264,589 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.1

Radius: 6.4

Gravity: 15.55 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 11.09 AU - 16.89 AU

Year: 19819 Days

Day: 19.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 133.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,822,604 km

• M1: 95,593 km (0.113 R)
• M2: 474,824 km (0.078 R)
• M3: 743,202 km (0.118 R)
• M4: 1,012,329 km (0.083 R)
• M5: 1,563,597 km (0.12 R)
• M6: 1,786,647 km (0.107 R)
• M7: 2,255,337 km (0.104 R)
• M8: 3,268,564 km (0.077 R)
• M9: 5,162,024 km (0.102 R)
• M10: 5,780,611 km (0.094 R)
• M11: 7,982,842 km (0.106 R)
• M12: 9,464,459 km (0.083 R)
• M13: 13,309,573 km (0.118 R)
• M14: 14,692,156 km (0.074 R)
• M15: 16,409,690 km (0.094 R)
• M16: 20,144,849 km (0.117 R)
• M17: 20,518,844 km (0.105 R)
• M18: 21,088,213 km (0.071 R)
• M19: 25,049,565 km (0.08 R)
• M20: 36,299,923 km (0.084 R)
• M21: 38,548,379 km (0.051 R)
• M22: 40,146,982 km (0.067 R)
• M23: 45,048,108 km (0.107 R)
• M24: 57,128,734 km (0.093 R)
• M25: 63,905,817 km (0.091 R)
• M26: 66,141,557 km (0.05 R)
• M27: 69,485,967 km (0.081 R)
• M28: 69,698,546 km (0.106 R)
• M29: 70,553,647 km (0.075 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 11,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit