🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.42 AU - 0.6 AU

Year: 132 Days

Day: 40 Hours

Environment

Temp: 256 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,399,776 km

• M1: 46,226 km (0.031 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.86 AU - 1.02 AU

Year: 330 Days

Day: 34.7 Hours

Environment

Temp: 97 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.9 AU - 1.38 AU

Year: 440 Days

Day: 12.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,399,776 km

• M1: 149,598 km (0.117 R)

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.8

Radius: 11.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.78 AU - 7.14 AU

Year: 5262 Days

Day: 13.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,399,776 km

• M1: 147,952 km (0.089 R)
• M2: 551,867 km (0.095 R)
• M3: 1,003,951 km (0.086 R)
• M4: 1,499,868 km (0.069 R)
• M5: 2,086,890 km (0.111 R)
• M6: 2,964,431 km (0.112 R)
• M7: 3,940,258 km (0.109 R)
• M8: 4,686,004 km (0.085 R)
• M9: 5,468,251 km (0.084 R)
• M10: 6,739,085 km (0.045 R)
• M11: 7,292,597 km (0.12 R)
• M12: 7,946,938 km (0.086 R)
• M13: 12,726,440 km (0.079 R)
• M14: 14,404,929 km (0.105 R)
• M15: 14,995,840 km (0.108 R)
• M16: 16,573,350 km (0.074 R)
• M17: 18,011,284 km (0.096 R)
• M18: 20,725,289 km (0.071 R)
• M19: 21,271,620 km (0.076 R)
• M20: 24,148,387 km (0.074 R)
• M21: 25,915,138 km (0.102 R)
• M22: 27,112,819 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672

Radius: 14.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.11 AU - 8.49 AU

Year: 7133 Days

Day: 8.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,399,776 km

• M1: 184,005 km (0.099 R)
• M2: 988,244 km (0.078 R)
• M3: 1,543,850 km (0.098 R)
• M4: 2,039,169 km (0.088 R)
• M5: 2,868,988 km (0.106 R)
• M6: 3,771,811 km (0.119 R)
• M7: 4,290,766 km (0.069 R)
• M8: 4,942,265 km (0.102 R)
• M9: 6,377,058 km (0.083 R)
• M10: 6,972,607 km (0.072 R)
• M11: 7,837,432 km (0.107 R)
• M12: 9,071,764 km (0.094 R)
• M13: 11,062,463 km (0.103 R)
• M14: 14,366,183 km (0.063 R)
• M15: 18,558,065 km (0.103 R)
• M16: 19,849,543 km (0.108 R)
• M17: 20,667,694 km (0.108 R)
• M18: 21,663,716 km (0.045 R)
• M19: 27,952,661 km (0.091 R)
• M20: 28,698,108 km (0.106 R)
• M21: 29,841,185 km (0.088 R)
• M22: 33,556,747 km (0.111 R)
• M23: 36,676,760 km (0.11 R)
• M24: 38,022,692 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886

Radius: 12.3

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.28 AU - 9.04 AU

Year: 8430 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,399,776 km

• M1: 153,039 km (0.105 R)
• M2: 941,419 km (0.084 R)
• M3: 3,261,682 km (0.07 R)
• M4: 5,651,508 km (0.077 R)
• M5: 7,426,936 km (0.07 R)
• M6: 7,923,601 km (0.055 R)
• M7: 9,741,813 km (0.078 R)
• M8: 10,388,525 km (0.064 R)
• M9: 15,949,826 km (0.053 R)
• M10: 16,919,519 km (0.112 R)
• M11: 17,635,943 km (0.025 R)
• M12: 18,447,213 km (0.101 R)
• M13: 22,281,705 km (0.087 R)
• M14: 25,022,787 km (0.08 R)
• M15: 32,025,015 km (0.109 R)
• M16: 32,900,162 km (0.107 R)
• M17: 34,583,886 km (0.104 R)
• M18: 37,396,476 km (0.09 R)
• M19: 38,981,914 km (0.083 R)
• M20: 41,379,220 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.6

Radius: 7

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 18.33 AU - 19.47 AU

Year: 29715 Days

Day: 17 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,399,776 km

• M1: 90,806 km (0.118 R)
• M2: 463,155 km (0.115 R)
• M3: 1,116,299 km (0.116 R)
• M4: 1,865,635 km (0.12 R)
• M5: 2,293,335 km (0.071 R)
• M6: 2,834,880 km (0.116 R)
• M7: 3,975,563 km (0.081 R)
• M8: 7,459,997 km (0.032 R)
• M9: 9,361,087 km (0.097 R)
• M10: 13,282,645 km (0.093 R)
• M11: 14,468,208 km (0.036 R)
• M12: 17,390,453 km (0.111 R)
• M13: 18,001,112 km (0.091 R)
• M14: 18,625,982 km (0.047 R)
• M15: 20,976,015 km (0.084 R)
• M16: 21,369,457 km (0.084 R)
• M17: 23,306,301 km (0.08 R)
• M18: 32,750,415 km (0.101 R)
• M19: 53,768,766 km (0.103 R)
• M20: 64,917,248 km (0.105 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 11,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit