🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.46 AU - 0.66 AU

Year: 152 Days

Day: 43.5 Hours

Environment

Temp: 181 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.88 AU - 1.16 AU

Year: 374 Days

Day: 12.7 Hours

Environment

Temp: 44 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.69 AU - 1.75 AU

Year: 820 Days

Day: 26.1 Hours

Environment

Temp: -46 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.27 AU - 3.51 AU

Year: 2268 Days

Day: 35.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.81 AU - 5.03 AU

Year: 3377 Days

Day: 47.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,522,025 km

• M1: 106,962 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.29 AU - 4.55 AU

Year: 3377 Days

Day: 42.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 76.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,522,025 km

• M1: 1,292,226 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.5

Radius: 5.4

Gravity: 20.22 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 14.66 AU - 20.4 AU

Year: 26675 Days

Day: 17.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 89,522,025 km

• M1: 76,295 km (0.053 R)
• M2: 569,669 km (0.105 R)
• M3: 822,040 km (0.067 R)
• M4: 1,012,927 km (0.052 R)
• M5: 2,409,423 km (0.099 R)
• M6: 4,328,166 km (0.096 R)
• M7: 5,345,431 km (0.12 R)
• M8: 6,559,268 km (0.05 R)
• M9: 6,937,302 km (0.109 R)
• M10: 7,685,291 km (0.106 R)
• M11: 8,105,362 km (0.12 R)
• M12: 9,517,716 km (0.06 R)
• M13: 10,376,258 km (0.089 R)
• M14: 10,695,051 km (0.097 R)
• M15: 11,020,426 km (0.1 R)
• M16: 11,622,558 km (0.066 R)
• M17: 12,036,046 km (0.103 R)
• M18: 15,621,159 km (0.038 R)
• M19: 19,471,509 km (0.086 R)
• M20: 21,357,789 km (0.091 R)
• M21: 22,930,362 km (0.114 R)
• M22: 23,799,824 km (0.119 R)
• M23: 25,259,301 km (0.04 R)
• M24: 27,377,158 km (0.072 R)
• M25: 27,985,872 km (0.078 R)
• M26: 29,356,637 km (0.096 R)
• M27: 34,436,083 km (0.086 R)
• M28: 35,575,421 km (0.105 R)
• M29: 37,479,802 km (0.095 R)
• M30: 38,837,402 km (0.114 R)
• M31: 43,599,252 km (0.06 R)
• M32: 46,291,116 km (0.078 R)
• M33: 47,677,739 km (0.117 R)
• M34: 65,017,179 km (0.099 R)
• M35: 65,882,154 km (0.1 R)
• M36: 69,869,985 km (0.057 R)
• M37: 70,549,757 km (0.073 R)
• M38: 71,234,168 km (0.119 R)
• M39: 77,351,075 km (0.105 R)
• M40: 82,540,176 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531

Radius: 6.3

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 16.77 AU - 20.29 AU

Year: 28990 Days

Day: 17 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,522,025 km

• M1: 79,885 km (0.117 R)
• M2: 313,408 km (0.055 R)
• M3: 517,758 km (0.114 R)
• M4: 1,442,572 km (0.081 R)
• M5: 1,780,813 km (0.057 R)
• M6: 1,999,974 km (0.114 R)
• M7: 2,900,703 km (0.046 R)
• M8: 3,501,637 km (0.099 R)
• M9: 4,720,112 km (0.072 R)
• M10: 5,343,337 km (0.083 R)
• M11: 7,389,985 km (0.12 R)
• M12: 8,503,592 km (0.095 R)
• M13: 8,727,839 km (0.096 R)
• M14: 9,013,571 km (0.102 R)
• M15: 9,908,465 km (0.104 R)
• M16: 10,992,601 km (0.073 R)
• M17: 12,510,272 km (0.03 R)
• M18: 15,618,466 km (0.07 R)
• M19: 16,210,575 km (0.112 R)
• M20: 16,642,763 km (0.073 R)
• M21: 21,602,232 km (0.118 R)
• M22: 23,635,566 km (0.117 R)
• M23: 24,528,665 km (0.119 R)
• M24: 26,381,884 km (0.101 R)
• M25: 26,859,400 km (0.084 R)
• M26: 33,882,123 km (0.049 R)
• M27: 34,304,587 km (0.079 R)
• M28: 41,071,647 km (0.115 R)
• M29: 48,855,373 km (0.039 R)
• M30: 52,338,311 km (0.071 R)
• M31: 63,559,348 km (0.082 R)
• M32: 68,822,500 km (0.073 R)
• M33: 69,954,358 km (0.069 R)
• M34: 77,007,598 km (0.052 R)
• M35: 78,472,760 km (0.114 R)
• M36: 83,235,358 km (0.088 R)
• M37: 84,262,048 km (0.119 R)
• M38: 87,128,642 km (0.106 R)
• M39: 87,656,872 km (0.058 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 12,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit