🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.45 AU - 0.71 AU

Year: 193 Days

Day: 14.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,761,075 km

• M1: 62,831 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.59 AU - 0.85 AU

Year: 267 Days

Day: 14.9 Hours

Environment

Temp: 3 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.83 AU - 2.43 AU

Year: 1357 Days

Day: 36.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.5

Radius: 14.2

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.13 AU - 4.71 AU

Year: 4057 Days

Day: 7.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,761,075 km

• M1: 176,525 km (0.065 R)
• M2: 640,428 km (0.092 R)
• M3: 1,136,196 km (0.032 R)
• M4: 1,955,095 km (0.097 R)
• M5: 2,574,280 km (0.082 R)
• M6: 3,239,991 km (0.1 R)
• M7: 3,905,552 km (0.082 R)
• M8: 5,255,972 km (0.114 R)
• M9: 6,545,206 km (0.092 R)
• M10: 7,823,071 km (0.055 R)
• M11: 8,698,518 km (0.087 R)
• M12: 9,465,805 km (0.063 R)
• M13: 10,133,311 km (0.119 R)
• M14: 15,052,388 km (0.07 R)
• M15: 15,719,744 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.1

Radius: 13.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.51 AU - 8.03 AU

Year: 9455 Days

Day: 11.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,761,075 km

• M1: 163,211 km (0.115 R)
• M2: 587,920 km (0.102 R)
• M3: 1,285,794 km (0.095 R)
• M4: 1,807,441 km (0.066 R)
• M5: 3,892,387 km (0.075 R)
• M6: 5,495,179 km (0.109 R)
• M7: 9,109,912 km (0.087 R)
• M8: 10,816,524 km (0.117 R)
• M9: 13,504,798 km (0.111 R)
• M10: 18,618,502 km (0.066 R)
• M11: 20,288,164 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.6

Radius: 5.8

Gravity: 21.51 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.89 AU - 11.51 AU

Year: 15280 Days

Day: 22.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,761,075 km

• M1: 72,256 km (0.053 R)
• M2: 286,181 km (0.058 R)
• M3: 488,437 km (0.115 R)
• M4: 859,141 km (0.045 R)
• M5: 1,331,271 km (0.084 R)
• M6: 1,553,873 km (0.115 R)
• M7: 1,907,522 km (0.052 R)
• M8: 2,728,516 km (0.116 R)
• M9: 3,166,389 km (0.096 R)
• M10: 6,006,355 km (0.096 R)
• M11: 7,048,902 km (0.084 R)
• M12: 7,315,934 km (0.113 R)
• M13: 8,304,627 km (0.108 R)
• M14: 14,114,858 km (0.115 R)
• M15: 16,017,444 km (0.088 R)
• M16: 21,601,484 km (0.065 R)
• M17: 24,217,203 km (0.117 R)
• M18: 26,605,682 km (0.103 R)
• M19: 33,817,795 km (0.116 R)
• M20: 49,953,422 km (0.075 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: 324 - 15,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit