🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.53 AU - 0.57 AU

Year: 151 Days

Day: 20.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.61 AU - 0.77 AU

Year: 213 Days

Day: 21.3 Hours

Environment

Temp: 113 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.79 AU - 1.22 AU

Year: 371 Days

Day: 23.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.13 AU - 1.63 AU

Year: 601 Days

Day: 36.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.47 AU - 2.81 AU

Year: 1591 Days

Day: 36.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.2

Radius: 13.8

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10.21 AU - 10.81 AU

Year: 12636 Days

Day: 7.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,472,665 km

• M1: 171,738 km (0.046 R)
• M2: 923,916 km (0.104 R)
• M3: 1,476,830 km (0.084 R)
• M4: 2,042,460 km (0.077 R)
• M5: 3,097,125 km (0.083 R)
• M6: 3,671,132 km (0.078 R)
• M7: 4,175,426 km (0.112 R)
• M8: 5,763,408 km (0.083 R)
• M9: 9,744,506 km (0.103 R)
• M10: 10,197,937 km (0.09 R)
• M11: 13,221,759 km (0.078 R)
• M12: 14,740,626 km (0.047 R)
• M13: 16,727,884 km (0.087 R)
• M14: 21,992,533 km (0.047 R)
• M15: 23,217,590 km (0.053 R)
• M16: 35,766,457 km (0.051 R)
• M17: 40,097,764 km (0.09 R)
• M18: 40,873,729 km (0.059 R)
• M19: 49,047,457 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.3

Radius: 13.8

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.81 AU - 12.23 AU

Year: 13567 Days

Day: 8.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,472,665 km

• M1: 199,863 km (0.09 R)
• M2: 658,829 km (0.107 R)
• M3: 1,212,790 km (0.068 R)
• M4: 1,768,995 km (0.092 R)
• M5: 3,810,557 km (0.05 R)
• M6: 5,547,837 km (0.109 R)
• M7: 9,114,250 km (0.065 R)
• M8: 12,427,095 km (0.038 R)
• M9: 14,553,330 km (0.097 R)
• M10: 15,135,565 km (0.083 R)
• M11: 16,596,388 km (0.073 R)
• M12: 17,039,646 km (0.066 R)
• M13: 21,617,940 km (0.093 R)
• M14: 24,924,052 km (0.099 R)
• M15: 30,118,091 km (0.089 R)
• M16: 33,217,010 km (0.117 R)
• M17: 33,719,809 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.2

Radius: 3.9

Gravity: 28.09 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 10.09 AU - 14.71 AU

Year: 16193 Days

Day: 16.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,472,665 km

• M1: 48,470 km (0.047 R)
• M2: 184,305 km (0.081 R)
• M3: 316,100 km (0.067 R)
• M4: 726,148 km (0.072 R)
• M5: 878,289 km (0.115 R)
• M6: 1,075,010 km (0.061 R)
• M7: 1,300,454 km (0.12 R)
• M8: 1,932,356 km (0.117 R)
• M9: 2,169,768 km (0.076 R)
• M10: 3,395,572 km (0.074 R)
• M11: 3,824,619 km (0.08 R)
• M12: 4,887,811 km (0.12 R)
• M13: 6,686,726 km (0.06 R)
• M14: 7,533,150 km (0.086 R)
• M15: 8,353,994 km (0.106 R)
• M16: 8,592,154 km (0.079 R)
• M17: 10,775,235 km (0.093 R)
• M18: 12,730,180 km (0.082 R)
• M19: 13,301,644 km (0.08 R)
• M20: 13,692,095 km (0.111 R)
• M21: 14,632,766 km (0.079 R)
• M22: 15,831,793 km (0.091 R)
• M23: 18,184,369 km (0.064 R)
• M24: 26,516,971 km (0.093 R)
• M25: 27,342,900 km (0.073 R)
• M26: 28,399,361 km (0.108 R)
• M27: 28,721,594 km (0.083 R)
• M28: 34,455,980 km (0.11 R)
• M29: 38,238,413 km (0.087 R)
• M30: 38,369,011 km (0.118 R)
• M31: 42,428,051 km (0.058 R)
• M32: 46,614,996 km (0.113 R)
• M33: 47,063,191 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 11,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit