🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.42 AU - 0.62 AU

Year: 132 Days

Day: 40 Hours

Environment

Temp: 256 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.09 AU - 1.37 AU

Year: 482 Days

Day: 27 Hours

Environment

Temp: 9 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.69 AU - 2.11 AU

Year: 925 Days

Day: 35.4 Hours

Environment

Temp: -43 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,901,381 km

• M1: 284,984 km (0.104 R)
• M2: 479,162 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.73 AU - 3.11 AU

Year: 1762 Days

Day: 37.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,901,381 km

• M1: 28,723 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.71 AU - 5.03 AU

Year: 3226 Days

Day: 47 Hours

Environment

Temp: -122 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.6

Radius: 11.5

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.37 AU - 8.65 AU

Year: 6554 Days

Day: 5.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,901,381 km

• M1: 143,016 km (0.055 R)
• M2: 538,253 km (0.104 R)
• M3: 1,022,202 km (0.09 R)
• M4: 2,798,677 km (0.112 R)
• M5: 5,646,572 km (0.073 R)
• M6: 11,084,005 km (0.089 R)
• M7: 12,901,320 km (0.113 R)
• M8: 15,930,228 km (0.115 R)
• M9: 18,173,748 km (0.101 R)
• M10: 18,556,419 km (0.116 R)
• M11: 20,620,421 km (0.104 R)
• M12: 21,388,157 km (0.092 R)
• M13: 28,660,409 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.7

Radius: 10.5

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.45 AU - 9.59 AU

Year: 9566 Days

Day: 13 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,901,381 km

• M1: 130,599 km (0.074 R)
• M2: 464,352 km (0.066 R)
• M3: 798,553 km (0.099 R)
• M4: 1,181,374 km (0.1 R)
• M5: 1,551,928 km (0.09 R)
• M6: 2,044,405 km (0.118 R)
• M7: 3,103,557 km (0.097 R)
• M8: 3,535,446 km (0.117 R)
• M9: 4,295,553 km (0.116 R)
• M10: 5,273,624 km (0.113 R)
• M11: 7,593,139 km (0.111 R)
• M12: 10,032,482 km (0.096 R)
• M13: 10,750,103 km (0.101 R)
• M14: 12,038,440 km (0.053 R)
• M15: 14,805,252 km (0.11 R)
• M16: 15,382,102 km (0.05 R)
• M17: 16,890,198 km (0.097 R)
• M18: 19,299,472 km (0.115 R)
• M19: 21,855,351 km (0.053 R)
• M20: 23,601,607 km (0.104 R)
• M21: 25,112,995 km (0.104 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 10,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit