🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.68 AU - 0.94 AU

Year: 257 Days

Day: 42.9 Hours

Environment

Temp: 190 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,988,753 km

• M1: 58,792 km (0.047 R)
• M2: 510,428 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.24 AU - 1.24 AU

Year: 488 Days

Day: 17.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 48.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 77,988,753 km

• M1: 282,291 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.36 AU - 1.42 AU

Year: 579 Days

Day: 21.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,988,753 km

• M1: 233,971 km (0.085 R)
• M2: 1,250,189 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.22 AU - 2.72 AU

Year: 1371 Days

Day: 21.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,988,753 km

• M1: 556,654 km (0.042 R)
• M2: 1,302,100 km (0.099 R)

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.6

Radius: 10.3

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 8.11 AU - 9.35 AU

Year: 9108 Days

Day: 10.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,988,753 km

• M1: 128,654 km (0.051 R)
• M2: 625,917 km (0.11 R)
• M3: 1,983,668 km (0.112 R)
• M4: 3,231,314 km (0.025 R)
• M5: 4,499,605 km (0.1 R)
• M6: 5,201,817 km (0.118 R)
• M7: 5,878,897 km (0.06 R)
• M8: 6,205,619 km (0.095 R)
• M9: 7,333,587 km (0.079 R)
• M10: 8,025,477 km (0.046 R)
• M11: 8,551,912 km (0.108 R)
• M12: 12,525,680 km (0.049 R)
• M13: 14,613,019 km (0.045 R)
• M14: 15,958,652 km (0.09 R)
• M15: 16,726,538 km (0.053 R)
• M16: 24,614,834 km (0.083 R)
• M17: 26,781,908 km (0.08 R)
• M18: 27,957,598 km (0.081 R)
• M19: 33,314,847 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.5

Radius: 6.2

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 14.65 AU - 21.97 AU

Year: 27665 Days

Day: 20.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,988,753 km

• M1: 77,043 km (0.039 R)
• M2: 286,330 km (0.106 R)
• M3: 862,282 km (0.091 R)
• M4: 1,610,571 km (0.071 R)
• M5: 2,138,950 km (0.09 R)
• M6: 2,727,020 km (0.04 R)
• M7: 3,504,181 km (0.119 R)
• M8: 3,803,825 km (0.108 R)
• M9: 4,420,168 km (0.078 R)
• M10: 4,952,138 km (0.114 R)
• M11: 5,525,846 km (0.05 R)
• M12: 6,942,837 km (0.115 R)
• M13: 7,271,952 km (0.106 R)
• M14: 8,910,648 km (0.095 R)
• M15: 9,992,390 km (0.099 R)
• M16: 11,095,375 km (0.043 R)
• M17: 13,324,533 km (0.049 R)
• M18: 18,825,845 km (0.074 R)
• M19: 19,281,670 km (0.105 R)
• M20: 21,572,462 km (0.068 R)
• M21: 21,971,140 km (0.119 R)
• M22: 22,578,358 km (0.104 R)
• M23: 23,615,071 km (0.111 R)
• M24: 25,119,427 km (0.094 R)
• M25: 26,686,465 km (0.096 R)
• M26: 28,198,899 km (0.076 R)
• M27: 30,635,849 km (0.106 R)
• M28: 40,569,297 km (0.108 R)
• M29: 44,465,125 km (0.095 R)
• M30: 46,090,954 km (0.05 R)
• M31: 48,944,983 km (0.078 R)
• M32: 58,018,243 km (0.069 R)
• M33: 59,177,028 km (0.097 R)
• M34: 65,827,401 km (0.079 R)
• M35: 67,511,425 km (0.05 R)
• M36: 72,068,325 km (0.061 R)
• M37: 74,308,554 km (0.045 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 20,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit