🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.45 AU - 0.57 AU

Year: 131 Days

Day: 47.7 Hours

Environment

Temp: 252 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.65 AU - 0.77 AU

Year: 215 Days

Day: 26.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1 AU - 1.38 AU

Year: 467 Days

Day: 36.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.88 AU - 3.26 AU

Year: 1936 Days

Day: 27.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.2

Radius: 10.9

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 8.67 AU - 9.23 AU

Year: 9636 Days

Day: 11.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,512,874 km

• M1: 135,685 km (0.118 R)
• M2: 522,097 km (0.117 R)
• M3: 1,464,563 km (0.117 R)
• M4: 2,037,673 km (0.11 R)
• M5: 2,622,002 km (0.094 R)
• M6: 3,381,959 km (0.046 R)
• M7: 4,552,114 km (0.031 R)
• M8: 5,842,694 km (0.11 R)
• M9: 6,661,593 km (0.08 R)
• M10: 12,427,694 km (0.092 R)
• M11: 14,431,258 km (0.098 R)
• M12: 16,840,980 km (0.102 R)
• M13: 17,244,595 km (0.043 R)
• M14: 20,863,517 km (0.088 R)
• M15: 21,881,531 km (0.098 R)
• M16: 23,847,247 km (0.069 R)
• M17: 24,700,104 km (0.106 R)
• M18: 27,939,497 km (0.104 R)
• M19: 31,451,756 km (0.089 R)
• M20: 32,581,070 km (0.066 R)
• M21: 33,419,267 km (0.04 R)
• M22: 36,578,475 km (0.096 R)
• M23: 37,142,608 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.9

Radius: 7

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 16.23 AU - 20.65 AU

Year: 28498 Days

Day: 16.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 50,512,874 km

• M1: 87,066 km (0.104 R)
• M2: 331,808 km (0.12 R)
• M3: 594,652 km (0.068 R)
• M4: 854,503 km (0.044 R)
• M5: 1,133,503 km (0.083 R)
• M6: 1,541,905 km (0.097 R)
• M7: 2,152,863 km (0.071 R)
• M8: 2,501,725 km (0.109 R)
• M9: 3,650,487 km (0.025 R)
• M10: 4,011,018 km (0.097 R)
• M11: 4,540,595 km (0.112 R)
• M12: 5,483,510 km (0.087 R)
• M13: 6,410,568 km (0.077 R)
• M14: 8,402,763 km (0.098 R)
• M15: 9,448,452 km (0.098 R)
• M16: 12,221,099 km (0.104 R)
• M17: 13,792,176 km (0.119 R)
• M18: 15,242,078 km (0.101 R)
• M19: 19,112,175 km (0.117 R)
• M20: 20,198,106 km (0.066 R)
• M21: 22,600,648 km (0.102 R)
• M22: 26,733,289 km (0.1 R)
• M23: 27,715,549 km (0.097 R)
• M24: 29,362,771 km (0.103 R)
• M25: 40,636,766 km (0.099 R)
• M26: 40,958,551 km (0.074 R)
• M27: 41,282,131 km (0.047 R)
• M28: 42,759,111 km (0.091 R)
• M29: 44,782,721 km (0.118 R)
• M30: 45,992,220 km (0.113 R)
• M31: 66,167,737 km (0.089 R)
• M32: 67,060,686 km (0.09 R)
• M33: 72,351,813 km (0.104 R)
• M34: 75,948,445 km (0.092 R)
• M35: 79,914,285 km (0.105 R)
• M36: 81,691,807 km (0.116 R)
• M37: 83,495,658 km (0.082 R)
• M38: 86,118,408 km (0.102 R)
• M39: 89,066,234 km (0.118 R)
• M40: 90,976,748 km (0.114 R)
• M41: 91,527,717 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.5

Radius: 6.1

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 18.2 AU - 19.22 AU

Year: 29126 Days

Day: 18 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,512,874 km

• M1: 79,287 km (0.076 R)
• M2: 556,504 km (0.065 R)
• M3: 1,938,340 km (0.112 R)
• M4: 5,114,452 km (0.087 R)
• M5: 5,345,880 km (0.086 R)
• M6: 9,221,213 km (0.114 R)
• M7: 9,614,506 km (0.111 R)
• M8: 10,434,601 km (0.104 R)
• M9: 13,359,688 km (0.07 R)
• M10: 23,372,274 km (0.113 R)
• M11: 25,227,587 km (0.111 R)
• M12: 27,783,616 km (0.035 R)
• M13: 30,832,420 km (0.107 R)
• M14: 49,014,845 km (0.101 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 12,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit