🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.61 AU - 0.79 AU

Year: 205 Days

Day: 38.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 46.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.59 AU - 0.85 AU

Year: 214 Days

Day: 44.2 Hours

Environment

Temp: 181 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,369,568 km

• M1: 215,870 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.8 AU - 1.12 AU

Year: 329 Days

Day: 28.1 Hours

Environment

Temp: 96 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.2 AU - 1.38 AU

Year: 513 Days

Day: 29.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 111,369,568 km

• M1: 246,537 km (0.085 R)
• M2: 341,233 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.86 AU - 2.34 AU

Year: 1065 Days

Day: 38.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 111,369,568 km

• M1: 37,699 km (0.089 R)
• M2: 158,574 km (0.115 R)

Asteroid Belt

Center: 3.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.9

Radius: 9

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.56 AU - 5.88 AU

Year: 4786 Days

Day: 8.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 111,369,568 km

• M1: 113,096 km (0.114 R)
• M2: 442,211 km (0.115 R)
• M3: 1,613,114 km (0.117 R)
• M4: 2,174,405 km (0.113 R)
• M5: 2,807,354 km (0.067 R)
• M6: 3,414,123 km (0.115 R)
• M7: 6,427,921 km (0.115 R)
• M8: 7,106,348 km (0.117 R)
• M9: 7,939,309 km (0.053 R)
• M10: 8,567,620 km (0.037 R)
• M11: 8,991,580 km (0.059 R)
• M12: 9,715,634 km (0.104 R)
• M13: 11,883,456 km (0.078 R)
• M14: 12,460,007 km (0.078 R)
• M15: 13,054,957 km (0.031 R)
• M16: 18,453,047 km (0.057 R)
• M17: 20,562,377 km (0.036 R)
• M18: 21,888,113 km (0.117 R)
• M19: 25,647,957 km (0.106 R)
• M20: 27,182,831 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 10.3

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10.31 AU - 11.45 AU

Year: 12555 Days

Day: 11.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 111,369,568 km

• M1: 264,639 km (0.104 R)
• M2: 595,400 km (0.115 R)
• M3: 1,499,719 km (0.067 R)
• M4: 2,405,384 km (0.045 R)
• M5: 3,840,776 km (0.09 R)
• M6: 8,470,830 km (0.091 R)
• M7: 11,849,049 km (0.064 R)
• M8: 12,179,660 km (0.096 R)
• M9: 15,374,622 km (0.042 R)
• M10: 16,989,980 km (0.11 R)
• M11: 19,164,684 km (0.077 R)
• M12: 21,275,211 km (0.098 R)
• M13: 29,627,709 km (0.11 R)
• M14: 32,655,420 km (0.082 R)
• M15: 36,693,665 km (0.103 R)
• M16: 41,052,947 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.9

Radius: 5.4

Gravity: 31.92 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 18.35 AU - 20.87 AU

Year: 30380 Days

Day: 21 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 111,369,568 km

• M1: 67,169 km (0.068 R)
• M2: 413,489 km (0.109 R)
• M3: 594,951 km (0.11 R)
• M4: 1,403,826 km (0.119 R)
• M5: 2,725,972 km (0.051 R)
• M6: 4,364,967 km (0.116 R)
• M7: 6,320,360 km (0.036 R)
• M8: 7,461,044 km (0.115 R)
• M9: 10,690,264 km (0.028 R)
• M10: 13,813,718 km (0.119 R)
• M11: 16,173,026 km (0.089 R)
• M12: 16,825,871 km (0.101 R)
• M13: 17,690,846 km (0.101 R)
• M14: 18,383,783 km (0.088 R)
• M15: 19,301,117 km (0.11 R)
• M16: 23,276,830 km (0.082 R)
• M17: 25,330,659 km (0.082 R)
• M18: 26,980,574 km (0.078 R)
• M19: 37,109,996 km (0.093 R)
• M20: 43,188,008 km (0.104 R)
• M21: 43,722,521 km (0.084 R)
• M22: 51,476,627 km (0.102 R)
• M23: 60,098,401 km (0.064 R)
• M24: 61,660,502 km (0.071 R)
• M25: 73,360,103 km (0.089 R)
• M26: 81,206,661 km (0.115 R)
• M27: 87,019,885 km (0.051 R)
• M28: 92,513,118 km (0.057 R)
• M29: 108,719,654 km (0.071 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 13,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit