🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.47 AU - 0.57 AU

Year: 135 Days

Day: 16 Hours

Environment

Temp: 179 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.61 AU - 0.61 AU

Year: 171 Days

Day: 28.8 Hours

Environment

Temp: 196 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.66 AU - 0.9 AU

Year: 248 Days

Day: 17.4 Hours

Environment

Temp: 186 °C

Axial Tilt: 86.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.04 AU - 1.06 AU

Year: 387 Days

Day: 36 Hours

Environment

Temp: 15 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.17 AU - 2.19 AU

Year: 1158 Days

Day: 13.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.1

Radius: 12.3

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.66 AU - 6.78 AU

Year: 4923 Days

Day: 10.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,646,765 km

• M1: 153,039 km (0.081 R)
• M2: 553,512 km (0.075 R)
• M3: 2,966,975 km (0.078 R)
• M4: 3,544,123 km (0.114 R)
• M5: 4,689,744 km (0.107 R)
• M6: 5,766,699 km (0.081 R)
• M7: 7,415,566 km (0.103 R)
• M8: 9,608,372 km (0.074 R)
• M9: 12,351,698 km (0.054 R)
• M10: 15,931,276 km (0.111 R)
• M11: 16,649,345 km (0.109 R)
• M12: 17,326,276 km (0.104 R)
• M13: 18,604,141 km (0.087 R)
• M14: 22,965,368 km (0.064 R)
• M15: 25,141,568 km (0.081 R)

Asteroid Belt

Center: 7.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.2

Radius: 14.6

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.56 AU - 11.1 AU

Year: 10256 Days

Day: 5.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,646,765 km

• M1: 189,241 km (0.115 R)
• M2: 1,097,450 km (0.054 R)
• M3: 1,912,310 km (0.099 R)
• M4: 2,957,849 km (0.11 R)
• M5: 3,756,552 km (0.069 R)
• M6: 5,051,621 km (0.068 R)
• M7: 7,154,219 km (0.038 R)
• M8: 12,727,039 km (0.106 R)
• M9: 13,724,707 km (0.103 R)
• M10: 15,611,884 km (0.051 R)
• M11: 16,686,595 km (0.101 R)
• M12: 17,524,493 km (0.118 R)
• M13: 23,497,637 km (0.081 R)
• M14: 27,320,760 km (0.056 R)
• M15: 28,781,434 km (0.068 R)
• M16: 30,293,419 km (0.076 R)
• M17: 33,915,932 km (0.112 R)
• M18: 34,808,582 km (0.096 R)
• M19: 43,691,405 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.8

Radius: 8.4

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.8 AU - 12.96 AU

Year: 12036 Days

Day: 7.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,646,765 km

• M1: 104,569 km (0.12 R)
• M2: 860,637 km (0.093 R)
• M3: 1,128,417 km (0.086 R)
• M4: 2,623,947 km (0.054 R)
• M5: 9,797,913 km (0.112 R)
• M6: 10,281,562 km (0.088 R)
• M7: 14,534,480 km (0.081 R)
• M8: 15,738,444 km (0.088 R)
• M9: 22,956,392 km (0.107 R)
• M10: 25,781,398 km (0.087 R)
• M11: 29,489,630 km (0.106 R)
• M12: 30,611,165 km (0.112 R)
• M13: 35,382,140 km (0.081 R)
• M14: 36,392,375 km (0.106 R)
• M15: 45,918,019 km (0.097 R)
• M16: 50,373,493 km (0.063 R)
• M17: 51,329,872 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.4

Radius: 4.1

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.7 AU - 19.16 AU

Year: 21813 Days

Day: 18.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,646,765 km

• M1: 78,240 km (0.116 R)
• M2: 208,390 km (0.088 R)
• M3: 858,841 km (0.112 R)
• M4: 1,496,577 km (0.099 R)
• M5: 1,824,346 km (0.088 R)
• M6: 2,725,075 km (0.116 R)
• M7: 3,051,647 km (0.084 R)
• M8: 6,217,288 km (0.104 R)
• M9: 7,017,187 km (0.117 R)
• M10: 9,385,621 km (0.067 R)
• M11: 10,854,373 km (0.05 R)
• M12: 22,724,665 km (0.094 R)
• M13: 27,561,762 km (0.086 R)
• M14: 29,177,718 km (0.069 R)
• M15: 30,642,431 km (0.106 R)
• M16: 44,301,465 km (0.115 R)
• M17: 45,260,387 km (0.109 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 12,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit