🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.5 AU - 0.64 AU

Year: 161 Days

Day: 13.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.52 AU - 0.82 AU

Year: 206 Days

Day: 32.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.4 AU - 1.46 AU

Year: 641 Days

Day: 44.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.13 AU - 4.43 AU

Year: 3318 Days

Day: 36.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.9

Radius: 12.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.56 AU - 5.66 AU

Year: 4979 Days

Day: 5.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,354,896 km

• M1: 157,975 km (0.092 R)
• M2: 774,468 km (0.106 R)
• M3: 2,250,999 km (0.11 R)
• M4: 4,892,898 km (0.108 R)
• M5: 5,664,224 km (0.114 R)
• M6: 6,781,122 km (0.049 R)
• M7: 13,083,231 km (0.048 R)
• M8: 15,025,760 km (0.086 R)
• M9: 15,729,917 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.9

Radius: 12.3

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.08 AU - 11.62 AU

Year: 12478 Days

Day: 12.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,354,896 km

• M1: 153,039 km (0.118 R)
• M2: 584,180 km (0.095 R)
• M3: 1,262,756 km (0.091 R)
• M4: 2,355,867 km (0.095 R)
• M5: 3,076,331 km (0.12 R)
• M6: 3,980,051 km (0.039 R)
• M7: 6,891,076 km (0.104 R)
• M8: 7,764,877 km (0.105 R)
• M9: 8,711,084 km (0.118 R)
• M10: 11,119,909 km (0.049 R)
• M11: 15,083,505 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.2

Radius: 9.1

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.93 AU - 13.43 AU

Year: 14959 Days

Day: 14.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,354,896 km

• M1: 113,246 km (0.107 R)
• M2: 559,646 km (0.082 R)
• M3: 917,334 km (0.106 R)
• M4: 1,297,313 km (0.108 R)
• M5: 2,266,707 km (0.12 R)
• M6: 3,684,745 km (0.102 R)
• M7: 4,911,747 km (0.066 R)
• M8: 5,583,441 km (0.112 R)
• M9: 6,744,171 km (0.049 R)
• M10: 7,150,778 km (0.093 R)
• M11: 7,791,506 km (0.099 R)
• M12: 8,103,417 km (0.055 R)
• M13: 8,943,858 km (0.085 R)
• M14: 9,285,989 km (0.11 R)
• M15: 11,756,149 km (0.092 R)
• M16: 13,842,441 km (0.1 R)
• M17: 14,769,199 km (0.068 R)
• M18: 15,878,318 km (0.094 R)
• M19: 17,341,684 km (0.103 R)
• M20: 23,540,123 km (0.119 R)
• M21: 25,830,466 km (0.113 R)
• M22: 28,579,925 km (0.111 R)
• M23: 29,003,287 km (0.101 R)
• M24: 29,862,428 km (0.099 R)
• M25: 32,084,405 km (0.073 R)
• M26: 33,003,235 km (0.105 R)
• M27: 36,854,782 km (0.113 R)
• M28: 39,670,064 km (0.053 R)
• M29: 42,351,008 km (0.06 R)
• M30: 50,188,590 km (0.105 R)
• M31: 50,804,783 km (0.119 R)
• M32: 52,684,032 km (0.034 R)
• M33: 53,001,778 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.7

Radius: 6.6

Gravity: 16.52 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.04 AU - 14.28 AU

Year: 15890 Days

Day: 16.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,354,896 km

• M1: 82,578 km (0.116 R)
• M2: 319,391 km (0.069 R)
• M3: 1,092,962 km (0.086 R)
• M4: 1,343,538 km (0.073 R)
• M5: 1,749,098 km (0.116 R)
• M6: 2,213,300 km (0.102 R)
• M7: 2,420,643 km (0.114 R)
• M8: 2,827,250 km (0.062 R)
• M9: 3,174,168 km (0.076 R)
• M10: 3,521,384 km (0.109 R)
• M11: 3,923,354 km (0.07 R)
• M12: 4,517,257 km (0.081 R)
• M13: 5,388,067 km (0.076 R)
• M14: 5,766,100 km (0.068 R)
• M15: 7,050,996 km (0.081 R)
• M16: 7,783,876 km (0.047 R)
• M17: 9,240,212 km (0.117 R)
• M18: 10,060,756 km (0.117 R)
• M19: 11,350,589 km (0.118 R)
• M20: 12,550,214 km (0.114 R)
• M21: 14,183,374 km (0.097 R)
• M22: 15,648,536 km (0.079 R)
• M23: 16,107,203 km (0.069 R)
• M24: 19,925,389 km (0.072 R)
• M25: 20,373,584 km (0.093 R)
• M26: 20,645,853 km (0.031 R)
• M27: 22,138,540 km (0.108 R)
• M28: 23,205,622 km (0.049 R)
• M29: 32,386,293 km (0.028 R)
• M30: 40,638,411 km (0.119 R)
• M31: 45,863,865 km (0.116 R)
• M32: 46,959,968 km (0.079 R)
• M33: 52,704,227 km (0.041 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 20,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit