🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.49 AU - 0.59 AU

Year: 153 Days

Day: 23.3 Hours

Environment

Temp: 178 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.77 AU - 0.87 AU

Year: 286 Days

Day: 14.1 Hours

Environment

Temp: 42 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.65 AU - 2.73 AU

Year: 1699 Days

Day: 39.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.5

Radius: 13

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.12 AU - 5.68 AU

Year: 4831 Days

Day: 12.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,937,161 km

• M1: 161,715 km (0.1 R)
• M2: 604,226 km (0.097 R)
• M3: 1,029,832 km (0.116 R)
• M4: 1,579,155 km (0.083 R)
• M5: 3,006,169 km (0.07 R)
• M6: 4,594,151 km (0.067 R)
• M7: 5,891,613 km (0.095 R)
• M8: 7,484,082 km (0.1 R)
• M9: 8,908,553 km (0.085 R)
• M10: 12,468,534 km (0.076 R)
• M11: 13,111,206 km (0.111 R)
• M12: 17,329,866 km (0.082 R)
• M13: 18,777,525 km (0.113 R)
• M14: 21,323,980 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.9

Radius: 4.5

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 11.61 AU - 17.63 AU

Year: 21522 Days

Day: 15.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,937,161 km

• M1: 98,884 km (0.115 R)
• M2: 601,234 km (0.094 R)
• M3: 778,208 km (0.103 R)
• M4: 969,095 km (0.053 R)
• M5: 1,132,456 km (0.042 R)
• M6: 1,962,874 km (0.079 R)
• M7: 3,859,924 km (0.111 R)
• M8: 4,217,164 km (0.116 R)
• M9: 4,871,505 km (0.115 R)
• M10: 16,133,831 km (0.083 R)
• M11: 19,557,977 km (0.104 R)
• M12: 22,120,140 km (0.028 R)
• M13: 44,337,667 km (0.109 R)
• M14: 46,991,085 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.5

Radius: 3.5

Gravity: 34.57 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 14.56 AU - 18.06 AU

Year: 25360 Days

Day: 18.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,937,161 km

• M1: 304,880 km (0.042 R)
• M2: 641,625 km (0.11 R)
• M3: 2,051,884 km (0.115 R)
• M4: 2,415,706 km (0.093 R)
• M5: 3,438,956 km (0.088 R)
• M6: 5,993,788 km (0.102 R)
• M7: 6,552,686 km (0.091 R)
• M8: 6,913,366 km (0.045 R)
• M9: 7,145,393 km (0.069 R)
• M10: 8,809,370 km (0.032 R)
• M11: 18,306,740 km (0.108 R)
• M12: 19,475,997 km (0.117 R)
• M13: 24,651,485 km (0.073 R)
• M14: 25,301,937 km (0.107 R)
• M15: 26,298,857 km (0.113 R)
• M16: 30,178,229 km (0.093 R)
• M17: 42,349,811 km (0.047 R)
• M18: 45,186,785 km (0.098 R)
• M19: 48,992,854 km (0.112 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 10,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit