🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.83 AU - 1.13 AU

Year: 351 Days

Day: 26.6 Hours

Environment

Temp: 66 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.84 AU - 1.26 AU

Year: 389 Days

Day: 29.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 45.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.66 AU - 1.76 AU

Year: 809 Days

Day: 26.7 Hours

Environment

Temp: -46 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.34 AU - 2.36 AU

Year: 1303 Days

Day: 41.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,613,165 km

• M1: 359,184 km (0.113 R)
• M2: 984,204 km (0.081 R)

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.2

Radius: 9.7

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.11 AU - 5.51 AU

Year: 4425 Days

Day: 9.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 163.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,613,165 km

• M1: 122,670 km (0.089 R)
• M2: 529,576 km (0.109 R)
• M3: 1,036,264 km (0.05 R)
• M4: 1,480,121 km (0.072 R)
• M5: 2,061,159 km (0.044 R)
• M6: 3,246,573 km (0.088 R)
• M7: 3,599,026 km (0.052 R)
• M8: 6,684,332 km (0.118 R)
• M9: 7,012,550 km (0.102 R)
• M10: 7,351,389 km (0.097 R)
• M11: 7,896,673 km (0.107 R)
• M12: 8,607,263 km (0.093 R)
• M13: 9,508,141 km (0.073 R)
• M14: 11,624,054 km (0.101 R)
• M15: 12,055,943 km (0.101 R)
• M16: 12,498,603 km (0.096 R)
• M17: 13,510,333 km (0.082 R)
• M18: 15,488,616 km (0.092 R)
• M19: 17,596,300 km (0.095 R)
• M20: 19,827,103 km (0.053 R)
• M21: 20,694,621 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.3

Radius: 14.6

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.87 AU - 7.63 AU

Year: 5651 Days

Day: 11.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,613,165 km

• M1: 190,887 km (0.117 R)
• M2: 861,833 km (0.077 R)
• M3: 2,483,025 km (0.075 R)
• M4: 3,166,987 km (0.083 R)
• M5: 4,039,591 km (0.085 R)
• M6: 4,731,182 km (0.049 R)
• M7: 7,975,212 km (0.045 R)
• M8: 10,103,242 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.2

Radius: 12

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.03 AU - 7.39 AU

Year: 6286 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,613,165 km

• M1: 149,448 km (0.094 R)
• M2: 578,794 km (0.092 R)
• M3: 1,150,557 km (0.072 R)
• M4: 1,816,118 km (0.061 R)
• M5: 2,381,748 km (0.045 R)
• M6: 2,920,599 km (0.116 R)
• M7: 4,271,318 km (0.113 R)
• M8: 6,200,981 km (0.057 R)
• M9: 7,079,420 km (0.092 R)
• M10: 9,480,316 km (0.117 R)
• M11: 10,309,986 km (0.036 R)
• M12: 11,747,771 km (0.077 R)
• M13: 13,091,010 km (0.105 R)
• M14: 14,474,342 km (0.079 R)
• M15: 15,325,105 km (0.108 R)
• M16: 16,144,752 km (0.093 R)
• M17: 19,939,003 km (0.03 R)
• M18: 21,068,766 km (0.057 R)
• M19: 25,491,328 km (0.113 R)
• M20: 27,366,686 km (0.095 R)
• M21: 30,300,750 km (0.118 R)
• M22: 32,097,420 km (0.052 R)
• M23: 37,121,964 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163

Radius: 12.5

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 10.02 AU - 10.06 AU

Year: 11505 Days

Day: 5.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,613,165 km

• M1: 240,703 km (0.059 R)
• M2: 745,895 km (0.114 R)
• M3: 1,279,959 km (0.111 R)
• M4: 1,964,669 km (0.093 R)
• M5: 2,525,960 km (0.101 R)
• M6: 3,858,428 km (0.1 R)
• M7: 5,070,171 km (0.118 R)
• M8: 6,455,597 km (0.116 R)
• M9: 11,772,455 km (0.034 R)
• M10: 12,320,731 km (0.107 R)
• M11: 13,254,820 km (0.108 R)
• M12: 14,235,584 km (0.098 R)
• M13: 14,686,621 km (0.095 R)
• M14: 22,577,460 km (0.097 R)
• M15: 23,659,801 km (0.088 R)
• M16: 25,265,435 km (0.108 R)
• M17: 32,515,845 km (0.095 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 19,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit