🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.63 AU - 0.97 AU

Year: 272 Days

Day: 18.6 Hours

Environment

Temp: 165 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,274,675 km

• M1: 125,213 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.02 AU - 2.18 AU

Year: 1159 Days

Day: 40.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.93 AU - 2.35 AU

Year: 1192 Days

Day: 13.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.6

Radius: 14.9

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.59 AU - 4.77 AU

Year: 3855 Days

Day: 10.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,274,675 km

• M1: 185,801 km (0.045 R)
• M2: 683,064 km (0.109 R)
• M3: 1,243,158 km (0.07 R)
• M4: 2,725,075 km (0.068 R)
• M5: 3,585,412 km (0.1 R)
• M6: 8,291,462 km (0.075 R)
• M7: 9,623,631 km (0.049 R)
• M8: 20,438,659 km (0.094 R)
• M9: 23,421,192 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.8

Radius: 13.1

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.38 AU - 10.54 AU

Year: 10213 Days

Day: 10 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,274,675 km

• M1: 162,912 km (0.112 R)
• M2: 844,330 km (0.113 R)
• M3: 1,631,215 km (0.095 R)
• M4: 2,147,029 km (0.052 R)
• M5: 3,582,420 km (0.038 R)
• M6: 4,007,428 km (0.069 R)
• M7: 5,399,735 km (0.111 R)
• M8: 6,190,360 km (0.11 R)
• M9: 8,322,429 km (0.074 R)
• M10: 9,644,425 km (0.092 R)
• M11: 11,857,726 km (0.084 R)
• M12: 12,918,674 km (0.114 R)
• M13: 14,686,921 km (0.069 R)
• M14: 17,600,788 km (0.104 R)
• M15: 19,122,348 km (0.096 R)
• M16: 29,948,297 km (0.11 R)
• M17: 31,611,676 km (0.055 R)
• M18: 33,959,165 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.3

Radius: 7.8

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 12.32 AU - 14.54 AU

Year: 18742 Days

Day: 15.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,274,675 km

• M1: 99,034 km (0.036 R)
• M2: 346,618 km (0.051 R)
• M3: 823,387 km (0.098 R)
• M4: 1,665,174 km (0.09 R)
• M5: 2,047,396 km (0.108 R)
• M6: 3,149,634 km (0.091 R)
• M7: 5,243,106 km (0.11 R)
• M8: 5,508,642 km (0.119 R)
• M9: 7,152,125 km (0.06 R)
• M10: 12,072,997 km (0.114 R)
• M11: 14,689,464 km (0.093 R)
• M12: 18,126,176 km (0.098 R)
• M13: 19,218,539 km (0.038 R)
• M14: 24,029,158 km (0.081 R)
• M15: 29,958,769 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 12,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit